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via Jenkins JIRA by David Karlsen, 1 year ago
Could not call java.util.Collections$SynchronizedMap.writeObject() : Failed to serialize java.util.WeakHashMap#table for class java.util.WeakHashMap ---- Debugging information ---- message : Could not call java.util.Collections
via Jenkins JIRA by David Karlsen, 2 years ago
Could not call java.util.Collections$SynchronizedMap.writeObject() : Failed to serialize java.util.WeakHashMap#table for class java.util.WeakHashMap ---- Debugging information ---- message : Could not call java.util.Collections
via Google Groups by wypyc...@gmail.com (JIRA), 2 months ago
Could not call java.util.IdentityHashMap.writeObject() : Failed to serialize com.google.api.client.util.FieldInfo#field for class com.google.api.client.util.FieldInfo ---- Debugging information ---- message : Could not call
via Stack Overflow by Peter Kahn
, 1 month ago
Could not call java.util.Collections$SynchronizedList.writeObject() : null ---- Debugging information ---- message : Could not call java.util.Collections$SynchronizedList.writeObject() cause-exception : java.util.ConcurrentModificationException cause-message : null -------------------------------
via Google Groups by dennis....@dumont.de (JIRA), 3 months ago
com.google.jenkins.plugins.source.GoogleRobotUsernamePasswordModule$ForRemote 11:53:59 ---- Debugging information ---- 11:53:59 message : Could not call com.google.jenkins.plugins.source.GoogleRobotUsernamePassword.writeObject() 11:53:59 cause-exception
com.thoughtworks.xstream.converters.ConversionException: Could not call java.util.Collections$SynchronizedMap.writeObject() : Failed to serialize java.util.WeakHashMap#table for class java.util.WeakHashMap---- Debugging information ----message : Could not call java.util.Collections$SynchronizedMap.writeObject()cause-exception : java.lang.RuntimeExceptioncause-message : Failed to serialize java.util.WeakHashMap#table for class java.util.WeakHashMap------------------------------- at com.thoughtworks.xstream.converters.reflection.SerializationMethodInvoker.callWriteObject(SerializationMethodInvoker.java:104) at com.thoughtworks.xstream.converters.reflection.SerializableConverter.doMarshal(SerializableConverter.java:215) at com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.marshal(AbstractReflectionConverter.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:68) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:176) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:163)Caused by: java.lang.RuntimeException: Failed to serialize java.util.WeakHashMap#table for class java.util.WeakHashMap at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:135) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:130) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:120) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:94) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:68) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:63) at com.thoughtworks.xstream.converters.reflection.SerializableConverter$1.defaultWriteObject(SerializableConverter.java:176) at com.thoughtworks.xstream.core.util.CustomObjectOutputStream.defaultWriteObject(CustomObjectOutputStream.java:80) at java.util.Collections$SynchronizedMap.writeObject(Collections.java:2093) at sun.reflect.GeneratedMethodAccessor1392.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:601) at com.thoughtworks.xstream.converters.reflection.SerializationMethodInvoker.callWriteObject(SerializationMethodInvoker.java:100) ... 7 moreCaused by: java.lang.RuntimeException: Failed to serialize java.util.WeakHashMap$Entry#next for class java.util.WeakHashMap$Entry at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:135) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:130) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:120) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:94) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:68) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:63) at com.thoughtworks.xstream.converters.collections.AbstractCollectionConverter.writeItem(AbstractCollectionConverter.java:64) at com.thoughtworks.xstream.converters.collections.ArrayConverter.marshal(ArrayConverter.java:45) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:68) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:176) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:163) ... 22 moreCaused by: java.lang.RuntimeException: Failed to serialize java.lang.ref.Reference#referent for class java.util.WeakHashMap$Entry at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:135) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:130) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:120) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:94) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:68) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:176) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:163) ... 36 moreCaused by: java.lang.RuntimeException: Failed to serialize java.lang.Thread#threadLocals for class java.lang.Thread at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:135) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:130) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:120) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:94) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:68) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:176) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:163) ... 45 moreCaused by: java.lang.RuntimeException: Failed to serialize java.lang.ThreadLocal$ThreadLocalMap#table for class java.lang.ThreadLocal$ThreadLocalMap at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:135) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:130) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:120) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:94) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:68) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:176) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:163) ... 54 moreCaused by: java.lang.RuntimeException: Failed to serialize java.lang.ref.Reference#referent for class java.lang.ThreadLocal$ThreadLocalMap$Entry at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:135) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:130) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:120) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:94) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:68) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:63) at com.thoughtworks.xstream.converters.collections.AbstractCollectionConverter.writeItem(AbstractCollectionConverter.java:64) at com.thoughtworks.xstream.converters.collections.ArrayConverter.marshal(ArrayConverter.java:45) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:68) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:176) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:163) ... 63 moreCaused by: java.lang.RuntimeException: Failed to serialize com.google.inject.internal.InjectorImpl$1#this$0 for class com.google.inject.internal.InjectorImpl$1 at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:135) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:130) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:120) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:94) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:68) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:176) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:163) ... 77 moreCaused by: java.lang.RuntimeException: Failed to serialize com.google.inject.internal.InjectorImpl#state for class com.google.inject.internal.InjectorImpl at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:135) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:130) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:120) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:94) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:68) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:176) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:163) ... 86 moreCaused by: java.lang.RuntimeException: Failed to serialize com.google.inject.internal.InheritingState#explicitBindingsMutable for class com.google.inject.internal.InheritingState at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:135) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:130) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:120) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:94) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:68) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:176) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:163) ... 95 moreCaused by: java.lang.RuntimeException: Failed to serialize com.google.inject.internal.BindingImpl#internalFactory for class com.google.inject.internal.ProviderInstanceBindingImpl at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:135) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:130) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:120) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:94) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:68) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:63) at com.thoughtworks.xstream.converters.collections.AbstractCollectionConverter.writeItem(AbstractCollectionConverter.java:64) at com.thoughtworks.xstream.converters.collections.MapConverter.marshal(MapConverter.java:58) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:68) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:176) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:163) ... 104 moreCaused by: java.lang.RuntimeException: Failed to serialize com.google.inject.internal.InternalFactoryToProviderAdapter#provider for class com.google.inject.internal.InternalFactoryToProviderAdapter at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:135) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:130) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:120) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:94) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:68) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:176) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:163) ... 118 moreCaused by: java.lang.RuntimeException: Failed to serialize hudson.ExtensionFinder$GuiceFinder$4$1#val$base for class hudson.ExtensionFinder$GuiceFinder$4$1 at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:135) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:130) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:120) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:94) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:68) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:176) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:163) ... 127 moreCaused by: java.lang.RuntimeException: Failed to serialize com.google.inject.Scopes$1$1#val$creator for class com.google.inject.Scopes$1$1 at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:135) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:130) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:120) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:94) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:68) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:176) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:163) ... 136 moreCaused by: java.lang.RuntimeException: Failed to serialize com.google.inject.internal.ProviderToInternalFactoryAdapter#internalFactory for class com.google.inject.internal.ProviderToInternalFactoryAdapter at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:135) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:130) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:120) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:94) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:68) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:176) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:163) ... 145 moreCaused by: java.lang.RuntimeException: Failed to serialize com.google.inject.internal.InternalFactoryToInitializableAdapter#initializable for class com.google.inject.internal.InternalFactoryToInitializableAdapter at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:135) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:130) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:120) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:94) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:68) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:176) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:163) ... 154 moreCaused by: java.lang.RuntimeException: Failed to serialize com.google.inject.internal.Initializables$1#val$instance for class com.google.inject.internal.Initializables$1 at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:135) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:130) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:120) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:94) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:68) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:176) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:163) ... 163 moreCaused by: java.lang.RuntimeException: Failed to serialize hudson.ExtensionFinder$GuiceFinder$SezpozModule$1#this$1 for class hudson.ExtensionFinder$GuiceFinder$SezpozModule$1 at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:135) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:130) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:120) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:94) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:68) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:176) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:163) ... 172 moreCaused by: java.lang.RuntimeException: Failed to serialize hudson.ExtensionFinder$GuiceFinder$SezpozModule#index for class hudson.ExtensionFinder$GuiceFinder$SezpozModule at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:135) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:130) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:120) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:94) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:68) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:176) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:163) ... 181 moreCaused by: java.lang.RuntimeException: Failed to serialize net.java.sezpoz.IndexItem#instance for class net.java.sezpoz.IndexItem at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:135) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:130) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:120) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:94) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:68) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:63) at com.thoughtworks.xstream.converters.collections.AbstractCollectionConverter.writeItem(AbstractCollectionConverter.java:64) at com.thoughtworks.xstream.converters.collections.CollectionConverter.marshal(CollectionConverter.java:55) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:68) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:176) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:163) ... 190 moreCaused by: java.lang.RuntimeException: Failed to serialize hudson.node_monitors.AbstractNodeMonitorDescriptor#record for class hudson.node_monitors.ResponseTimeMonitor$1 at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:135) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:130) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:120) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:94) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:68) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:176) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:163) ... 204 moreCaused by: java.lang.RuntimeException: Failed to serialize hudson.node_monitors.AbstractNodeMonitorDescriptor$Record#data for class hudson.node_monitors.AbstractNodeMonitorDescriptor$Record at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:135) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:130) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:120) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:94) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:68) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:176) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:163) ... 213 moreCaused by: java.lang.RuntimeException: Failed to serialize hudson.model.Computer#executors for class hudson.slaves.SlaveComputer at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:135) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:130) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:120) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:94) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:68) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:63) at com.thoughtworks.xstream.converters.collections.AbstractCollectionConverter.writeItem(AbstractCollectionConverter.java:64) at com.thoughtworks.xstream.converters.collections.MapConverter.marshal(MapConverter.java:57) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:68) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:176) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:163) ... 222 moreCaused by: java.lang.RuntimeException: Failed to serialize hudson.model.Executor#queue for class hudson.model.Executor at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:135) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:130) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:120) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:94) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:68) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:63) at com.thoughtworks.xstream.converters.collections.AbstractCollectionConverter.writeItem(AbstractCollectionConverter.java:64) at com.thoughtworks.xstream.converters.collections.CollectionConverter.marshal(CollectionConverter.java:55) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:68) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:176) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:163) ... 236 moreCaused by: java.lang.RuntimeException: Failed to serialize hudson.model.Queue#parked for class hudson.model.Queue at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:135) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:130) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:120) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:94) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:68) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:176) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:163) ... 250 moreCaused by: java.lang.RuntimeException: Failed to serialize hudson.model.Executor#owner for class hudson.model.Executor at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:135) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:130) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:120) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:94) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:68) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:63) at com.thoughtworks.xstream.converters.collections.AbstractCollectionConverter.writeItem(AbstractCollectionConverter.java:64) at com.thoughtworks.xstream.converters.collections.MapConverter.marshal(MapConverter.java:57) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:68) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:176) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:163) ... 259 moreCaused by: java.lang.RuntimeException: Failed to serialize hudson.model.Computer#executors for class hudson.slaves.SlaveComputer at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:135) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:130) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:120) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:94) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:68) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:176) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:163) ... 273 moreCaused by: java.lang.RuntimeException: Failed to serialize java.lang.Thread#threadLocals for class hudson.model.Executor at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:135) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:130) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:120) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:94) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:68) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:63) at com.thoughtworks.xstream.converters.collections.AbstractCollectionConverter.writeItem(AbstractCollectionConverter.java:64) at com.thoughtworks.xstream.converters.collections.CollectionConverter.marshal(CollectionConverter.java:55) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:68) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:176) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:163) ... 282 moreCaused by: java.lang.RuntimeException: Failed to serialize java.lang.ThreadLocal$ThreadLocalMap#table for class java.lang.ThreadLocal$ThreadLocalMap at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:135) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:130) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:120) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:94) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:68) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:176) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:163) ... 296 moreCaused by: java.lang.RuntimeException: Failed to serialize java.lang.ref.Reference#referent for class java.lang.ThreadLocal$ThreadLocalMap$Entry at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:135) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:130) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:120) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:94) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:68) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:63) at com.thoughtworks.xstream.converters.collections.AbstractCollectionConverter.writeItem(AbstractCollectionConverter.java:64) at com.thoughtworks.xstream.converters.collections.ArrayConverter.marshal(ArrayConverter.java:45) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:68) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:176) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:163) ... 305 moreCaused by: java.lang.RuntimeException: Failed to serialize hudson.remoting.Channel$1#this$0 for class hudson.remoting.Channel$1 at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:135) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:130) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:120) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:94) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:68) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:176) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:163) ... 319 moreCaused by: java.lang.RuntimeException: Failed to serialize hudson.remoting.Channel#listeners for class hudson.remoting.Channel at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:135) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:130) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:120) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:94) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:68) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:176) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:163) ... 328 moreCaused by: java.lang.RuntimeException: Failed to serialize hudson.slaves.SlaveComputer$2#this$0 for class hudson.slaves.SlaveComputer$2 at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:135) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:130) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:120) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:94) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:68) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:63) at com.thoughtworks.xstream.converters.collections.AbstractCollectionConverter.writeItem(AbstractCollectionConverter.java:64) at com.thoughtworks.xstream.converters.collections.CollectionConverter.marshal(CollectionConverter.java:55) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:68) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:176) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:163) ... 337 moreCaused by: java.lang.RuntimeException: Failed to serialize hudson.model.Computer#executors for class hudson.slaves.SlaveComputer at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:135) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:130) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:120) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:94) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:68) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:176) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:163) ... 351 moreCaused by: java.lang.RuntimeException: Failed to serialize java.lang.Thread#threadLocals for class hudson.model.Executor at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:135) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:130) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:120) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:94) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:68) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:63) at com.thoughtworks.xstream.converters.collections.AbstractCollectionConverter.writeItem(AbstractCollectionConverter.java:64) at com.thoughtworks.xstream.converters.collections.CollectionConverter.marshal(CollectionConverter.java:55) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:68) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:176) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:163) ... 360 moreCaused by: java.lang.RuntimeException: Failed to serialize java.lang.ThreadLocal$ThreadLocalMap#table for class java.lang.ThreadLocal$ThreadLocalMap at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:135) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:130) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:120) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:94) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:68) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:176) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:163) ... 374 moreCaused by: java.lang.RuntimeException: Failed to serialize java.lang.ref.Reference#referent for class java.lang.ThreadLocal$ThreadLocalMap$Entry at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:135) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:130) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:120) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:94) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:68) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:63) at com.thoughtworks.xstream.converters.collections.AbstractCollectionConverter.writeItem(AbstractCollectionConverter.java:64) at com.thoughtworks.xstream.converters.collections.ArrayConverter.marshal(ArrayConverter.java:45) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:68) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:176) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:163) ... 383 moreCaused by: java.lang.RuntimeException: Failed to serialize hudson.remoting.Channel$1#this$0 for class hudson.remoting.Channel$1 at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:135) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:130) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:120) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:94) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:68) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:176) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:163) ... 397 moreCaused by: java.lang.RuntimeException: Failed to serialize hudson.remoting.Channel#pendingCalls for class hudson.remoting.Channel at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:167) at hudson.util.RobustReflectionConverter$2.visit(RobustReflectionConverter.java:135) at com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.visitSerializableFields(PureJavaReflectionProvider.java:130) at hudson.util.RobustReflectionConverter.doMarshal(RobustReflectionConverter.java:120) at hudson.util.RobustReflectionConverter.marshal(RobustReflectionConverter.java:94) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:68) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:176) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:163) ... 406 moreCaused by: java.util.ConcurrentModificationException at java.util.Hashtable$Enumerator.next(Hashtable.java:1200) at com.thoughtworks.xstream.converters.collections.MapConverter.marshal(MapConverter.java:54) at com.thoughtworks.xstream.core.AbstractReferenceMarshaller.convert(AbstractReferenceMarshaller.java:68) at com.thoughtworks.xstream.core.TreeMarshaller.convertAnother(TreeMarshaller.java:78) at hudson.util.RobustReflectionConverter.marshallField(RobustReflectionConverter.java:176) at hudson.util.RobustReflectionConverter$2.writeField(RobustReflectionConverter.java:163) ... 415 more