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  1. ,
    via oracle.com by Unknown author

    App tries to load in a class through its string name using forName method in class Class, findSystemClass method in class ClassLoader, loadClass method in class ClassLoader but no definition for the class with the specified name could be found.

  2. ,

    Unless you are involved in dynamic class loading and using the Java Reflection API, chances are that the ClassNotFoundException error you are getting is not from your application code but from a referencing API.

Solutions on the web

via Jenkins JIRA by Mark Baker, 1 year ago
via Jenkins JIRA by Mark Baker, 2 years ago
via Google Groups by esc...@gmail.com (JIRA), 1 year ago
via Google Groups by ow...@cloudbees.com (JIRA), 1 year ago
java.io.IOException: Failed to load persisted workflow state at org.jenkinsci.plugins.workflow.cps.CpsFlowExecution$3.onSuccess(CpsFlowExecution.java:507) at org.jenkinsci.plugins.workflow.cps.CpsFlowExecution$3.onSuccess(CpsFlowExecution.java:505) at org.jenkinsci.plugins.workflow.cps.CpsFlowExecution$4$1.run(CpsFlowExecution.java:546) 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$Sync.innerRun(FutureTask.java:334) at java.util.concurrent.FutureTask.run(FutureTask.java:166) at hudson.remoting.SingleLaneExecutorService$1.run(SingleLaneExecutorService.java:112) at jenkins.util.ContextResettingExecutorService$1.run(ContextResettingExecutorService.java:28) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471) at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334) at java.util.concurrent.FutureTask.run(FutureTask.java:166) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603) at java.lang.Thread.run(Thread.java:722)Caused by: java.lang.ClassNotFoundException: betweenCheckpoints at java.net.URLClassLoader$1.run(URLClassLoader.java:366) at java.net.URLClassLoader$1.run(URLClassLoader.java:355) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(URLClassLoader.java:354) at java.lang.ClassLoader.loadClass(ClassLoader.java:423) at groovy.lang.GroovyClassLoader.loadClass(GroovyClassLoader.java:692) at groovy.lang.GroovyClassLoader$InnerLoader.loadClass(GroovyClassLoader.java:445) at groovy.lang.GroovyClassLoader.loadClass(GroovyClassLoader.java:802) at groovy.lang.GroovyClassLoader.loadClass(GroovyClassLoader.java:790) at java.lang.Class.forName0(Native Method) at java.lang.Class.forName(Class.java:264) at org.jboss.marshalling.AbstractClassResolver.loadClass(AbstractClassResolver.java:131) at org.jboss.marshalling.AbstractClassResolver.resolveClass(AbstractClassResolver.java:112) at org.jboss.marshalling.river.RiverUnmarshaller.doReadClassDescriptor(RiverUnmarshaller.java:949) at org.jboss.marshalling.river.RiverUnmarshaller.doReadNewObject(RiverUnmarshaller.java:1256) at org.jboss.marshalling.river.RiverUnmarshaller.doReadObject(RiverUnmarshaller.java:276) at org.jboss.marshalling.river.BlockUnmarshaller.readObject(BlockUnmarshaller.java:149) at org.jboss.marshalling.river.BlockUnmarshaller.readObject(BlockUnmarshaller.java:135) at org.jboss.marshalling.MarshallerObjectInputStream.readObjectOverride(MarshallerObjectInputStream.java:53) at org.jboss.marshalling.river.RiverObjectInputStream.readObjectOverride(RiverObjectInputStream.java:307) at java.io.ObjectInputStream.readObject(ObjectInputStream.java:363) at java.util.HashMap.readObject(HashMap.java:1155) 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:601) at org.jboss.marshalling.reflect.SerializableClass.callReadObject(SerializableClass.java:307) at org.jboss.marshalling.river.RiverUnmarshaller.doInitSerializable(RiverUnmarshaller.java:1638) at org.jboss.marshalling.river.RiverUnmarshaller.doInitSerializable(RiverUnmarshaller.java:1607) at org.jboss.marshalling.river.RiverUnmarshaller.doReadNewObject(RiverUnmarshaller.java:1286) at org.jboss.marshalling.river.RiverUnmarshaller.doReadObject(RiverUnmarshaller.java:276) at org.jboss.marshalling.river.BlockUnmarshaller.readObject(BlockUnmarshaller.java:149) at org.jboss.marshalling.river.BlockUnmarshaller.readObject(BlockUnmarshaller.java:135) at org.jboss.marshalling.MarshallerObjectInputStream.readObjectOverride(MarshallerObjectInputStream.java:53) at org.jboss.marshalling.river.RiverObjectInputStream.readObjectOverride(RiverObjectInputStream.java:307) at java.io.ObjectInputStream.readObject(ObjectInputStream.java:363) at com.cloudbees.groovy.cps.SerializableScript.readObject(SerializableScript.java:30) 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:601) at org.jboss.marshalling.reflect.SerializableClass.callReadObject(SerializableClass.java:307) at org.jboss.marshalling.river.RiverUnmarshaller.doInitSerializable(RiverUnmarshaller.java:1638) at org.jboss.marshalling.river.RiverUnmarshaller.doInitSerializable(RiverUnmarshaller.java:1607) at org.jboss.marshalling.river.RiverUnmarshaller.doInitSerializable(RiverUnmarshaller.java:1607) at org.jboss.marshalling.river.RiverUnmarshaller.doReadNewObject(RiverUnmarshaller.java:1286) at org.jboss.marshalling.river.RiverUnmarshaller.doReadObject(RiverUnmarshaller.java:276) at org.jboss.marshalling.river.BlockUnmarshaller.readObject(BlockUnmarshaller.java:149) at org.jboss.marshalling.river.BlockUnmarshaller.readObject(BlockUnmarshaller.java:135) at org.jboss.marshalling.MarshallerObjectInputStream.readObjectOverride(MarshallerObjectInputStream.java:53) at org.jboss.marshalling.river.RiverObjectInputStream.readObjectOverride(RiverObjectInputStream.java:307) at java.io.ObjectInputStream.readObject(ObjectInputStream.java:363) at java.util.HashMap.readObject(HashMap.java:1155) 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:601) at org.jboss.marshalling.reflect.SerializableClass.callReadObject(SerializableClass.java:307) at org.jboss.marshalling.river.RiverUnmarshaller.doInitSerializable(RiverUnmarshaller.java:1638) at org.jboss.marshalling.river.RiverUnmarshaller.doReadNewObject(RiverUnmarshaller.java:1286) at org.jboss.marshalling.river.RiverUnmarshaller.doReadObject(RiverUnmarshaller.java:276) at org.jboss.marshalling.river.RiverUnmarshaller.doReadObject(RiverUnmarshaller.java:224) at org.jboss.marshalling.river.RiverUnmarshaller.readFields(RiverUnmarshaller.java:1746) at org.jboss.marshalling.river.RiverUnmarshaller.doInitSerializable(RiverUnmarshaller.java:1659) at org.jboss.marshalling.river.RiverUnmarshaller.doReadNewObject(RiverUnmarshaller.java:1286) at org.jboss.marshalling.river.RiverUnmarshaller.doReadObject(RiverUnmarshaller.java:276) at org.jboss.marshalling.river.RiverUnmarshaller.doReadObject(RiverUnmarshaller.java:224) at org.jboss.marshalling.river.RiverUnmarshaller.readFields(RiverUnmarshaller.java:1746) at org.jboss.marshalling.river.RiverUnmarshaller.doInitSerializable(RiverUnmarshaller.java:1659) at org.jboss.marshalling.river.RiverUnmarshaller.doInitSerializable(RiverUnmarshaller.java:1607) at org.jboss.marshalling.river.RiverUnmarshaller.doReadNewObject(RiverUnmarshaller.java:1286) at org.jboss.marshalling.river.RiverUnmarshaller.doReadObject(RiverUnmarshaller.java:276) at org.jboss.marshalling.river.RiverUnmarshaller.doReadObject(RiverUnmarshaller.java:224) at org.jboss.marshalling.river.RiverUnmarshaller.readFields(RiverUnmarshaller.java:1746) at org.jboss.marshalling.river.RiverUnmarshaller.doInitSerializable(RiverUnmarshaller.java:1659) at org.jboss.marshalling.river.RiverUnmarshaller.doInitSerializable(RiverUnmarshaller.java:1607) at org.jboss.marshalling.river.RiverUnmarshaller.doReadNewObject(RiverUnmarshaller.java:1286) at org.jboss.marshalling.river.RiverUnmarshaller.doReadObject(RiverUnmarshaller.java:276) at org.jboss.marshalling.river.RiverUnmarshaller.doReadObject(RiverUnmarshaller.java:224) at org.jboss.marshalling.river.RiverUnmarshaller.readFields(RiverUnmarshaller.java:1746) at org.jboss.marshalling.river.RiverUnmarshaller.doInitSerializable(RiverUnmarshaller.java:1659) at org.jboss.marshalling.river.RiverUnmarshaller.doInitSerializable(RiverUnmarshaller.java:1607) at org.jboss.marshalling.river.RiverUnmarshaller.doReadNewObject(RiverUnmarshaller.java:1286) at org.jboss.marshalling.river.RiverUnmarshaller.doReadObject(RiverUnmarshaller.java:276) at org.jboss.marshalling.river.RiverUnmarshaller.doReadObject(RiverUnmarshaller.java:224) at org.jboss.marshalling.river.RiverUnmarshaller.readFields(RiverUnmarshaller.java:1746) at org.jboss.marshalling.river.RiverUnmarshaller.doInitSerializable(RiverUnmarshaller.java:1659) at org.jboss.marshalling.river.RiverUnmarshaller.doReadNewObject(RiverUnmarshaller.java:1286) at org.jboss.marshalling.river.RiverUnmarshaller.doReadObject(RiverUnmarshaller.java:276) at org.jboss.marshalling.river.BlockUnmarshaller.readObject(BlockUnmarshaller.java:149) at org.jboss.marshalling.river.BlockUnmarshaller.readObject(BlockUnmarshaller.java:135) at org.jboss.marshalling.MarshallerObjectInputStream.readObjectOverride(MarshallerObjectInputStream.java:53) at org.jboss.marshalling.river.RiverObjectInputStream.readObjectOverride(RiverObjectInputStream.java:307) at java.io.ObjectInputStream.readObject(ObjectInputStream.java:363) at java.util.TreeMap.buildFromSorted(TreeMap.java:2403) at java.util.TreeMap.buildFromSorted(TreeMap.java:2344) at java.util.TreeMap.readObject(TreeMap.java:2290) 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:601) at org.jboss.marshalling.reflect.SerializableClass.callReadObject(SerializableClass.java:307) at org.jboss.marshalling.river.RiverUnmarshaller.doInitSerializable(RiverUnmarshaller.java:1638) at org.jboss.marshalling.river.RiverUnmarshaller.doReadNewObject(RiverUnmarshaller.java:1286) at org.jboss.marshalling.river.RiverUnmarshaller.doReadObject(RiverUnmarshaller.java:276) at org.jboss.marshalling.river.RiverUnmarshaller.doReadObject(RiverUnmarshaller.java:224) at org.jboss.marshalling.river.RiverUnmarshaller.readFields(RiverUnmarshaller.java:1746) at org.jboss.marshalling.river.RiverUnmarshaller.doInitSerializable(RiverUnmarshaller.java:1659) at org.jboss.marshalling.river.RiverUnmarshaller.doReadNewObject(RiverUnmarshaller.java:1286) at org.jboss.marshalling.river.RiverUnmarshaller.doReadObject(RiverUnmarshaller.java:276) at org.jboss.marshalling.river.RiverUnmarshaller.doReadObject(RiverUnmarshaller.java:209) at org.jboss.marshalling.AbstractObjectInput.readObject(AbstractObjectInput.java:41) at org.jenkinsci.plugins.workflow.cps.CpsFlowExecution$2.onSuccess(CpsFlowExecution.java:447) at org.jenkinsci.plugins.workflow.cps.CpsFlowExecution$2.onSuccess(CpsFlowExecution.java:441) at org.jenkinsci.plugins.workflow.support.concurrent.Futures$1.run(Futures.java:150) at com.google.common.util.concurrent.MoreExecutors$SameThreadExecutorService.execute(MoreExecutors.java:253) at com.google.common.util.concurrent.ExecutionList$RunnableExecutorPair.execute(ExecutionList.java:149) at com.google.common.util.concurrent.ExecutionList.add(ExecutionList.java:105) at com.google.common.util.concurrent.AbstractFuture.addListener(AbstractFuture.java:155) at org.jenkinsci.plugins.workflow.support.concurrent.Futures.addCallback(Futures.java:160) at org.jenkinsci.plugins.workflow.support.concurrent.Futures.addCallback(Futures.java:90) at org.jenkinsci.plugins.workflow.cps.CpsFlowExecution.loadProgramAsync(CpsFlowExecution.java:438) at com.cloudbees.workflow.cps.checkpoint.ResumedCpsFlowExecution.start(ResumedCpsFlowExecution.java:44) at org.jenkinsci.plugins.workflow.job.WorkflowRun.run(WorkflowRun.java:189) at hudson.model.ResourceController.execute(ResourceController.java:98) at hudson.model.Executor.run(Executor.java:381)