hudson.util.IOException2

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  • Sometimes the warnings plugin crashes when the job is running on an slave (created using Swarm). I can't find a reason and seems to be random at this stage. ERROR: Publisher hudson.plugins.warnings.WarningsPublisher aborted due to exception hudson.util.IOException2: remote file operation failed: /opt/jenkins-slave/workspace/retail-products-build at hudson.remoting.Channel@323ec485:ci-node-02.company.inet at hudson.FilePath.act(FilePath.java:908) at hudson.FilePath.act(FilePath.java:885) at hudson.plugins.warnings.WarningsPublisher.annotate(WarningsPublisher.java:461) at hudson.plugins.warnings.WarningsPublisher.parseConsoleLog(WarningsPublisher.java:407) at hudson.plugins.warnings.WarningsPublisher.perform(WarningsPublisher.java:322) at hudson.plugins.analysis.core.HealthAwareRecorder.perform(HealthAwareRecorder.java:333) at hudson.tasks.BuildStepMonitor$1.perform(BuildStepMonitor.java:20) at hudson.model.AbstractBuild$AbstractBuildExecution.perform(AbstractBuild.java:781) at hudson.model.AbstractBuild$AbstractBuildExecution.performAllBuildSteps(AbstractBuild.java:753) at hudson.model.Build$BuildExecution.post2(Build.java:183) at hudson.model.AbstractBuild$AbstractBuildExecution.post(AbstractBuild.java:706) at hudson.model.Run.execute(Run.java:1690) at hudson.model.FreeStyleBuild.run(FreeStyleBuild.java:46) at hudson.model.ResourceController.execute(ResourceController.java:88) at hudson.model.Executor.run(Executor.java:230) Caused by: java.io.IOException: Remote call on ci-node-02.company.inet failed at hudson.remoting.Channel.call(Channel.java:723) at hudson.FilePath.act(FilePath.java:901) ... 14 more Caused by: java.lang.Error: Failed to deserialize the Callable object. at hudson.remoting.UserRequest.perform(UserRequest.java:104) at hudson.remoting.UserRequest.perform(UserRequest.java:48) at hudson.remoting.Request$2.run(Request.java:287) at hudson.remoting.InterceptingExecutorService$1.call(InterceptingExecutorService.java:72) at java.util.concurrent.FutureTask$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 hudson.remoting.Engine$1$1.run(Engine.java:60) at java.lang.Thread.run(Thread.java:722) Caused by: java.lang.ClassCastException: cannot assign instance of hudson.plugins.analysis.util.TreeString to field hudson.plugins.analysis.util.model.AbstractAnnotation.fileName of type hudson.plugins.analysis.util.TreeString in instance of hudson.plugins.warnings.parser.Warning at java.io.ObjectStreamClass$FieldReflector.setObjFieldValues(ObjectStreamClass.java:2063) at java.io.ObjectStreamClass.setObjFieldValues(ObjectStreamClass.java:1241) at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1970) at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1888) at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1771) at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1347) at java.io.ObjectInputStream.readObject(ObjectInputStream.java:369) at java.util.HashSet.readObject(HashSet.java:308) at sun.reflect.GeneratedMethodAccessor29.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:601) at java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:1004) at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1866) at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1771) at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1347) at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1964) at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1888) at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1771) at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1347) at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1964) at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1888) at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1771) at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1347) at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1964) at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1888) at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1771) at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1347) at java.io.ObjectInputStream.readObject(ObjectInputStream.java:369) at hudson.remoting.UserRequest.deserialize(UserRequest.java:182) at hudson.remoting.UserRequest.perform(UserRequest.java:98) ... 9 more OS: CentOS 6.4 (master and slaves) Jenkins version: 1.537 Warnings version: 4.40 Parser attached as screenshot. After this, every build is failing when the Warnings plugins tries to scan the log, and I need to restart the service jenkins-slave running on the slave. After the restart everything starts to work again.
    via by Julio Gonzalez Gil,
  • Sometimes the warnings plugin crashes when the job is running on an slave (created using Swarm). I can't find a reason and seems to be random at this stage. ERROR: Publisher hudson.plugins.warnings.WarningsPublisher aborted due to exception hudson.util.IOException2: remote file operation failed: /opt/jenkins-slave/workspace/retail-products-build at hudson.remoting.Channel@323ec485:ci-node-02.company.inet at hudson.FilePath.act(FilePath.java:908) at hudson.FilePath.act(FilePath.java:885) at hudson.plugins.warnings.WarningsPublisher.annotate(WarningsPublisher.java:461) at hudson.plugins.warnings.WarningsPublisher.parseConsoleLog(WarningsPublisher.java:407) at hudson.plugins.warnings.WarningsPublisher.perform(WarningsPublisher.java:322) at hudson.plugins.analysis.core.HealthAwareRecorder.perform(HealthAwareRecorder.java:333) at hudson.tasks.BuildStepMonitor$1.perform(BuildStepMonitor.java:20) at hudson.model.AbstractBuild$AbstractBuildExecution.perform(AbstractBuild.java:781) at hudson.model.AbstractBuild$AbstractBuildExecution.performAllBuildSteps(AbstractBuild.java:753) at hudson.model.Build$BuildExecution.post2(Build.java:183) at hudson.model.AbstractBuild$AbstractBuildExecution.post(AbstractBuild.java:706) at hudson.model.Run.execute(Run.java:1690) at hudson.model.FreeStyleBuild.run(FreeStyleBuild.java:46) at hudson.model.ResourceController.execute(ResourceController.java:88) at hudson.model.Executor.run(Executor.java:230) Caused by: java.io.IOException: Remote call on ci-node-02.company.inet failed at hudson.remoting.Channel.call(Channel.java:723) at hudson.FilePath.act(FilePath.java:901) ... 14 more Caused by: java.lang.Error: Failed to deserialize the Callable object. at hudson.remoting.UserRequest.perform(UserRequest.java:104) at hudson.remoting.UserRequest.perform(UserRequest.java:48) at hudson.remoting.Request$2.run(Request.java:287) at hudson.remoting.InterceptingExecutorService$1.call(InterceptingExecutorService.java:72) at java.util.concurrent.FutureTask$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 hudson.remoting.Engine$1$1.run(Engine.java:60) at java.lang.Thread.run(Thread.java:722) Caused by: java.lang.ClassCastException: cannot assign instance of hudson.plugins.analysis.util.TreeString to field hudson.plugins.analysis.util.model.AbstractAnnotation.fileName of type hudson.plugins.analysis.util.TreeString in instance of hudson.plugins.warnings.parser.Warning at java.io.ObjectStreamClass$FieldReflector.setObjFieldValues(ObjectStreamClass.java:2063) at java.io.ObjectStreamClass.setObjFieldValues(ObjectStreamClass.java:1241) at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1970) at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1888) at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1771) at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1347) at java.io.ObjectInputStream.readObject(ObjectInputStream.java:369) at java.util.HashSet.readObject(HashSet.java:308) at sun.reflect.GeneratedMethodAccessor29.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:601) at java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:1004) at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1866) at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1771) at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1347) at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1964) at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1888) at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1771) at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1347) at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1964) at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1888) at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1771) at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1347) at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1964) at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1888) at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1771) at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1347) at java.io.ObjectInputStream.readObject(ObjectInputStream.java:369) at hudson.remoting.UserRequest.deserialize(UserRequest.java:182) at hudson.remoting.UserRequest.perform(UserRequest.java:98) ... 9 more OS: CentOS 6.4 (master and slaves) Jenkins version: 1.537 Warnings version: 4.40 Parser attached as screenshot. After this, every build is failing when the Warnings plugins tries to scan the log, and I need to restart the service jenkins-slave running on the slave. After the restart everything starts to work again.
    via by Julio Gonzalez Gil,
  • System is configured to use an SSH agent to get the build from the Git server, and build on the build agent. The system works intermittently, and when it doesn't, the error reported is: Started by an SCM change Started by an SCM change Started by an SCM change Building remotely on Build Agent 1 in workspace C:\Jenkins\workspace\Fusion 3.69 FATAL: java.io.IOException: Remote call on Build Agent 1 failed hudson.remoting.RemotingSystemException: java.io.IOException: Remote call on Build Agent 1 failed at hudson.remoting.RemoteInvocationHandler.invoke(RemoteInvocationHandler.java:183) at com.sun.proxy.$Proxy75.addCredentials(Unknown Source) at org.jenkinsci.plugins.gitclient.RemoteGitImpl.addCredentials(RemoteGitImpl.java:196) at hudson.plugins.git.GitSCM.createClient(GitSCM.java:584) at hudson.plugins.git.GitSCM.createClient(GitSCM.java:561) at hudson.plugins.git.GitSCM.checkout(GitSCM.java:866) at hudson.model.AbstractProject.checkout(AbstractProject.java:1411) at hudson.model.AbstractBuild$AbstractBuildExecution.defaultCheckout(AbstractBuild.java:652) at jenkins.scm.SCMCheckoutStrategy.checkout(SCMCheckoutStrategy.java:88) at hudson.model.AbstractBuild$AbstractBuildExecution.run(AbstractBuild.java:557) at hudson.model.Run.execute(Run.java:1665) at hudson.model.FreeStyleBuild.run(FreeStyleBuild.java:46) at hudson.model.ResourceController.execute(ResourceController.java:88) at hudson.model.Executor.run(Executor.java:230) Caused by: java.io.IOException: Remote call on Build Agent 1 failed at hudson.remoting.Channel.call(Channel.java:723) at hudson.remoting.RemoteInvocationHandler.invoke(RemoteInvocationHandler.java:167) ... 13 more Caused by: java.lang.Error: Failed to deserialize the Callable object. at hudson.remoting.UserRequest.perform(UserRequest.java:104) at hudson.remoting.UserRequest.perform(UserRequest.java:48) at hudson.remoting.Request$2.run(Request.java:326) at hudson.remoting.InterceptingExecutorService$1.call(InterceptingExecutorService.java:72) at java.util.concurrent.FutureTask$Sync.innerRun(Unknown Source) at java.util.concurrent.FutureTask.run(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at hudson.remoting.Engine$1$1.run(Engine.java:58) at java.lang.Thread.run(Unknown Source) Caused by: java.lang.ClassCastException: cannot assign instance of com.cloudbees.plugins.credentials.CredentialsScope$2 to field com.cloudbees.plugins.credentials.BaseCredentials.scope of type com.cloudbees.plugins.credentials.CredentialsScope in instance of com.cloudbees.jenkins.plugins.sshcredentials.impl.BasicSSHUserPrivateKey at java.io.ObjectStreamClass$FieldReflector.setObjFieldValues(Unknown Source) at java.io.ObjectStreamClass.setObjFieldValues(Unknown Source) at java.io.ObjectInputStream.defaultReadFields(Unknown Source) at java.io.ObjectInputStream.readSerialData(Unknown Source) at java.io.ObjectInputStream.readOrdinaryObject(Unknown Source) at java.io.ObjectInputStream.readObject0(Unknown Source) at java.io.ObjectInputStream.readArray(Unknown Source) at java.io.ObjectInputStream.readObject0(Unknown Source) at java.io.ObjectInputStream.defaultReadFields(Unknown Source) at java.io.ObjectInputStream.readSerialData(Unknown Source) at java.io.ObjectInputStream.readOrdinaryObject(Unknown Source) at java.io.ObjectInputStream.readObject0(Unknown Source) at java.io.ObjectInputStream.readObject(Unknown Source) at hudson.remoting.UserRequest.deserialize(UserRequest.java:182) at hudson.remoting.UserRequest.perform(UserRequest.java:98) ... 9 more This seems similar to a few other SSH/Git related issues that are there, so any patches and/or pointers to fix this would be appreciated.
    via by Meta Stable,
  • System is configured to use an SSH agent to get the build from the Git server, and build on the build agent. The system works intermittently, and when it doesn't, the error reported is: Started by an SCM change Started by an SCM change Started by an SCM change Building remotely on Build Agent 1 in workspace C:\Jenkins\workspace\Fusion 3.69 FATAL: java.io.IOException: Remote call on Build Agent 1 failed hudson.remoting.RemotingSystemException: java.io.IOException: Remote call on Build Agent 1 failed at hudson.remoting.RemoteInvocationHandler.invoke(RemoteInvocationHandler.java:183) at com.sun.proxy.$Proxy75.addCredentials(Unknown Source) at org.jenkinsci.plugins.gitclient.RemoteGitImpl.addCredentials(RemoteGitImpl.java:196) at hudson.plugins.git.GitSCM.createClient(GitSCM.java:584) at hudson.plugins.git.GitSCM.createClient(GitSCM.java:561) at hudson.plugins.git.GitSCM.checkout(GitSCM.java:866) at hudson.model.AbstractProject.checkout(AbstractProject.java:1411) at hudson.model.AbstractBuild$AbstractBuildExecution.defaultCheckout(AbstractBuild.java:652) at jenkins.scm.SCMCheckoutStrategy.checkout(SCMCheckoutStrategy.java:88) at hudson.model.AbstractBuild$AbstractBuildExecution.run(AbstractBuild.java:557) at hudson.model.Run.execute(Run.java:1665) at hudson.model.FreeStyleBuild.run(FreeStyleBuild.java:46) at hudson.model.ResourceController.execute(ResourceController.java:88) at hudson.model.Executor.run(Executor.java:230) Caused by: java.io.IOException: Remote call on Build Agent 1 failed at hudson.remoting.Channel.call(Channel.java:723) at hudson.remoting.RemoteInvocationHandler.invoke(RemoteInvocationHandler.java:167) ... 13 more Caused by: java.lang.Error: Failed to deserialize the Callable object. at hudson.remoting.UserRequest.perform(UserRequest.java:104) at hudson.remoting.UserRequest.perform(UserRequest.java:48) at hudson.remoting.Request$2.run(Request.java:326) at hudson.remoting.InterceptingExecutorService$1.call(InterceptingExecutorService.java:72) at java.util.concurrent.FutureTask$Sync.innerRun(Unknown Source) at java.util.concurrent.FutureTask.run(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at hudson.remoting.Engine$1$1.run(Engine.java:58) at java.lang.Thread.run(Unknown Source) Caused by: java.lang.ClassCastException: cannot assign instance of com.cloudbees.plugins.credentials.CredentialsScope$2 to field com.cloudbees.plugins.credentials.BaseCredentials.scope of type com.cloudbees.plugins.credentials.CredentialsScope in instance of com.cloudbees.jenkins.plugins.sshcredentials.impl.BasicSSHUserPrivateKey at java.io.ObjectStreamClass$FieldReflector.setObjFieldValues(Unknown Source) at java.io.ObjectStreamClass.setObjFieldValues(Unknown Source) at java.io.ObjectInputStream.defaultReadFields(Unknown Source) at java.io.ObjectInputStream.readSerialData(Unknown Source) at java.io.ObjectInputStream.readOrdinaryObject(Unknown Source) at java.io.ObjectInputStream.readObject0(Unknown Source) at java.io.ObjectInputStream.readArray(Unknown Source) at java.io.ObjectInputStream.readObject0(Unknown Source) at java.io.ObjectInputStream.defaultReadFields(Unknown Source) at java.io.ObjectInputStream.readSerialData(Unknown Source) at java.io.ObjectInputStream.readOrdinaryObject(Unknown Source) at java.io.ObjectInputStream.readObject0(Unknown Source) at java.io.ObjectInputStream.readObject(Unknown Source) at hudson.remoting.UserRequest.deserialize(UserRequest.java:182) at hudson.remoting.UserRequest.perform(UserRequest.java:98) ... 9 more This seems similar to a few other SSH/Git related issues that are there, so any patches and/or pointers to fix this would be appreciated.
    via by Meta Stable,
    • hudson.util.IOException2: remote file operation failed: /opt/jenkins-slave/workspace/retail-products-build at hudson.remoting.Channel@323ec485:ci-node-02.company.inet at hudson.FilePath.act(FilePath.java:908) at hudson.FilePath.act(FilePath.java:885) at hudson.plugins.warnings.WarningsPublisher.annotate(WarningsPublisher.java:461) at hudson.plugins.warnings.WarningsPublisher.parseConsoleLog(WarningsPublisher.java:407) at hudson.plugins.warnings.WarningsPublisher.perform(WarningsPublisher.java:322) at hudson.plugins.analysis.core.HealthAwareRecorder.perform(HealthAwareRecorder.java:333) at hudson.tasks.BuildStepMonitor$1.perform(BuildStepMonitor.java:20) at hudson.model.AbstractBuild$AbstractBuildExecution.perform(AbstractBuild.java:781) at hudson.model.AbstractBuild$AbstractBuildExecution.performAllBuildSteps(AbstractBuild.java:753) at hudson.model.Build$BuildExecution.post2(Build.java:183) at hudson.model.AbstractBuild$AbstractBuildExecution.post(AbstractBuild.java:706) at hudson.model.Run.execute(Run.java:1690) at hudson.model.FreeStyleBuild.run(FreeStyleBuild.java:46) at hudson.model.ResourceController.execute(ResourceController.java:88) at hudson.model.Executor.run(Executor.java:230) Caused by: java.io.IOException: Remote call on ci-node-02.company.inet failed at hudson.remoting.Channel.call(Channel.java:723) at hudson.FilePath.act(FilePath.java:901) ... 14 more Caused by: java.lang.Error: Failed to deserialize the Callable object. at hudson.remoting.UserRequest.perform(UserRequest.java:104) at hudson.remoting.UserRequest.perform(UserRequest.java:48) at hudson.remoting.Request$2.run(Request.java:287) at hudson.remoting.InterceptingExecutorService$1.call(InterceptingExecutorService.java:72) at java.util.concurrent.FutureTask$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 hudson.remoting.Engine$1$1.run(Engine.java:60) at java.lang.Thread.run(Thread.java:722) Caused by: java.lang.ClassCastException: cannot assign instance of hudson.plugins.analysis.util.TreeString to field hudson.plugins.analysis.util.model.AbstractAnnotation.fileName of type hudson.plugins.analysis.util.TreeString in instance of hudson.plugins.warnings.parser.Warning at java.io.ObjectStreamClass$FieldReflector.setObjFieldValues(ObjectStreamClass.java:2063) at java.io.ObjectStreamClass.setObjFieldValues(ObjectStreamClass.java:1241) at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1970) at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1888) at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1771) at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1347) at java.io.ObjectInputStream.readObject(ObjectInputStream.java:369) at java.util.HashSet.readObject(HashSet.java:308) at sun.reflect.GeneratedMethodAccessor29.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:601) at java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:1004) at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1866) at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1771) at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1347) at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1964) at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1888) at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1771) at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1347) at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1964) at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1888) at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1771) at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1347) at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1964) at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1888) at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1771) at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1347) at java.io.ObjectInputStream.readObject(ObjectInputStream.java:369) at hudson.remoting.UserRequest.deserialize(UserRequest.java:182) at hudson.remoting.UserRequest.perform(UserRequest.java:98) ... 9 more

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