Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Solutions on the web

via Google Groups by pallen, 1 year ago
This exception has no message.
via Google Groups by Gavin Mogan, 1 year ago
via GitHub by TomerAdmon
, 1 year ago
This exception has no message.
via Google Groups by rlpr...@sedata.com (JIRA), 1 year ago
java.lang.NullPointerException: 	at hudson.remoting.RemoteOutputStream.writeObject(RemoteOutputStream.java:82)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)	at java.lang.reflect.Method.invoke(Method.java:606)	at org.jboss.marshalling.reflect.SerializableClass.callWriteObject(SerializableClass.java:271)	at org.jboss.marshalling.river.RiverMarshaller.doWriteSerializableObject(RiverMarshaller.java:976)	at org.jboss.marshalling.river.RiverMarshaller.doWriteObject(RiverMarshaller.java:854)	at org.jboss.marshalling.river.BlockMarshaller.doWriteObject(BlockMarshaller.java:65)	at org.jboss.marshalling.river.BlockMarshaller.writeObject(BlockMarshaller.java:56)	at org.jboss.marshalling.MarshallerObjectOutputStream.writeObjectOverride(MarshallerObjectOutputStream.java:50)	at org.jboss.marshalling.river.RiverObjectOutputStream.writeObjectOverride(RiverObjectOutputStream.java:179)	at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:343)	at hudson.util.StreamTaskListener.writeObject(StreamTaskListener.java:161)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)	at java.lang.reflect.Method.invoke(Method.java:606)	at org.jboss.marshalling.reflect.SerializableClass.callWriteObject(SerializableClass.java:271)	at org.jboss.marshalling.river.RiverMarshaller.doWriteSerializableObject(RiverMarshaller.java:976)	at org.jboss.marshalling.river.RiverMarshaller.doWriteObject(RiverMarshaller.java:854)	at org.jboss.marshalling.river.RiverMarshaller.doWriteFields(RiverMarshaller.java:1032)	at org.jboss.marshalling.river.RiverMarshaller.doWriteSerializableObject(RiverMarshaller.java:988)	at org.jboss.marshalling.river.RiverMarshaller.doWriteObject(RiverMarshaller.java:854)	at org.jboss.marshalling.river.BlockMarshaller.doWriteObject(BlockMarshaller.java:65)	at org.jboss.marshalling.river.BlockMarshaller.writeObject(BlockMarshaller.java:56)	at org.jboss.marshalling.MarshallerObjectOutputStream.writeObjectOverride(MarshallerObjectOutputStream.java:50)	at org.jboss.marshalling.river.RiverObjectOutputStream.writeObjectOverride(RiverObjectOutputStream.java:179)	at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:343)	at java.util.HashMap.writeObject(HashMap.java:1129)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)	at java.lang.reflect.Method.invoke(Method.java:606)	at org.jboss.marshalling.reflect.SerializableClass.callWriteObject(SerializableClass.java:271)	at org.jboss.marshalling.river.RiverMarshaller.doWriteSerializableObject(RiverMarshaller.java:976)	at org.jboss.marshalling.river.RiverMarshaller.doWriteSerializableObject(RiverMarshaller.java:967)	at org.jboss.marshalling.river.RiverMarshaller.doWriteObject(RiverMarshaller.java:854)	at org.jboss.marshalling.river.BlockMarshaller.doWriteObject(BlockMarshaller.java:65)	at org.jboss.marshalling.river.BlockMarshaller.writeObject(BlockMarshaller.java:56)	at org.jboss.marshalling.MarshallerObjectOutputStream.writeObjectOverride(MarshallerObjectOutputStream.java:50)	at org.jboss.marshalling.river.RiverObjectOutputStream.writeObjectOverride(RiverObjectOutputStream.java:179)	at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:343)	at com.cloudbees.groovy.cps.SerializableScript.writeObject(SerializableScript.java:26)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)	at java.lang.reflect.Method.invoke(Method.java:606)	at org.jboss.marshalling.reflect.SerializableClass.callWriteObject(SerializableClass.java:271)	at org.jboss.marshalling.river.RiverMarshaller.doWriteSerializableObject(RiverMarshaller.java:976)	at org.jboss.marshalling.river.RiverMarshaller.doWriteSerializableObject(RiverMarshaller.java:967)	at org.jboss.marshalling.river.RiverMarshaller.doWriteSerializableObject(RiverMarshaller.java:967)	at org.jboss.marshalling.river.RiverMarshaller.doWriteObject(RiverMarshaller.java:854)	at org.jboss.marshalling.river.RiverMarshaller.doWriteFields(RiverMarshaller.java:1032)	at org.jboss.marshalling.river.RiverMarshaller.doWriteSerializableObject(RiverMarshaller.java:988)	at org.jboss.marshalling.river.RiverMarshaller.doWriteSerializableObject(RiverMarshaller.java:967)	at org.jboss.marshalling.river.RiverMarshaller.doWriteObject(RiverMarshaller.java:854)	at org.jboss.marshalling.river.BlockMarshaller.doWriteObject(BlockMarshaller.java:65)	at org.jboss.marshalling.river.BlockMarshaller.writeObject(BlockMarshaller.java:56)	at org.jboss.marshalling.MarshallerObjectOutputStream.writeObjectOverride(MarshallerObjectOutputStream.java:50)	at org.jboss.marshalling.river.RiverObjectOutputStream.writeObjectOverride(RiverObjectOutputStream.java:179)	at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:343)	at java.util.HashMap.writeObject(HashMap.java:1129)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)	at java.lang.reflect.Method.invoke(Method.java:606)	at org.jboss.marshalling.reflect.SerializableClass.callWriteObject(SerializableClass.java:271)	at org.jboss.marshalling.river.RiverMarshaller.doWriteSerializableObject(RiverMarshaller.java:976)	at org.jboss.marshalling.river.RiverMarshaller.doWriteObject(RiverMarshaller.java:854)	at org.jboss.marshalling.river.RiverMarshaller.doWriteFields(RiverMarshaller.java:1032)	at org.jboss.marshalling.river.RiverMarshaller.doWriteSerializableObject(RiverMarshaller.java:988)	at org.jboss.marshalling.river.RiverMarshaller.doWriteObject(RiverMarshaller.java:854)	at org.jboss.marshalling.AbstractObjectOutput.writeObject(AbstractObjectOutput.java:58)	at org.jboss.marshalling.AbstractMarshaller.writeObject(AbstractMarshaller.java:111)	at org.jenkinsci.plugins.workflow.support.pickles.serialization.RiverWriter.writeObject(RiverWriter.java:133)	at org.jenkinsci.plugins.workflow.cps.CpsThreadGroup.saveProgram(CpsThreadGroup.java:341)	at org.jenkinsci.plugins.workflow.cps.CpsThreadGroup.saveProgram(CpsThreadGroup.java:325)	at org.jenkinsci.plugins.workflow.cps.CpsStepContext$3.onSuccess(CpsStepContext.java:469)	at org.jenkinsci.plugins.workflow.cps.CpsStepContext$3.onSuccess(CpsStepContext.java:465)	at org.jenkinsci.plugins.workflow.cps.CpsFlowExecution$4$1.run(CpsFlowExecution.java:519)	at org.jenkinsci.plugins.workflow.cps.CpsVmExecutorService$1.run(CpsVmExecutorService.java:32)	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)	at java.util.concurrent.FutureTask.run(FutureTask.java:262)	at hudson.remoting.SingleLaneExecutorService$1.run(SingleLaneExecutorService.java:111)	at jenkins.util.ContextResettingExecutorService$1.run(ContextResettingExecutorService.java:28)	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)	at java.util.concurrent.FutureTask.run(FutureTask.java:262)	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)	at java.lang.Thread.run(Thread.java:745)