Old agent.jar causes JNLP agent to fail checkout with java.lang.IllegalAccessError

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      I upgraded a few workflow plugins that were recently released, switching from the beta version of those plugins to the released versions of the plugins. After doing that, my Pipeline jobs that were performing checkout on JNLP based Windows machines failed.

      The checkouts failed on 4 different Windows 10 machines with the same stack trace:

      14:09:24 Cloning the remote Git repository
      14:09:24 Cloning the remote Git repository
      14:09:24 ERROR: Error cloning remote repo 'origin'
      14:09:24 hudson.plugins.git.GitException: java.io.IOException: Remote call on JNLP4-connect connection from 172.16.16.196/172.16.16.196:54100 failed
      14:09:24 	at org.jenkinsci.plugins.gitclient.RemoteGitImpl$CommandInvocationHandler.execute(RemoteGitImpl.java:148)
      14:09:24 	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      14:09:24 	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
      14:09:24 	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      14:09:24 	at java.lang.reflect.Method.invoke(Method.java:498)
      14:09:24 	at org.jenkinsci.plugins.gitclient.RemoteGitImpl$CommandInvocationHandler.invoke(RemoteGitImpl.java:132)
      14:09:24 	at com.sun.proxy.$Proxy97.execute(Unknown Source)
      14:09:24 	at hudson.plugins.git.GitSCM.retrieveChanges(GitSCM.java:1144)
      14:09:24 	at hudson.plugins.git.GitSCM.checkout(GitSCM.java:1184)
      14:09:24 	at org.jenkinsci.plugins.workflow.steps.scm.SCMStep.checkout(SCMStep.java:120)
      14:09:24 	at org.jenkinsci.plugins.workflow.steps.scm.SCMStep$StepExecutionImpl.run(SCMStep.java:90)
      14:09:24 	at org.jenkinsci.plugins.workflow.steps.scm.SCMStep$StepExecutionImpl.run(SCMStep.java:77)
      14:09:24 	at org.jenkinsci.plugins.workflow.steps.SynchronousNonBlockingStepExecution$1$1.call(SynchronousNonBlockingStepExecution.java:50)
      14:09:24 	at hudson.security.ACL.impersonate(ACL.java:290)
      14:09:24 	at org.jenkinsci.plugins.workflow.steps.SynchronousNonBlockingStepExecution$1.run(SynchronousNonBlockingStepExecution.java:47)
      14:09:24 	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
      14:09:24 	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
      14:09:24 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
      14:09:24 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
      14:09:24 	at java.lang.Thread.run(Thread.java:748)
      14:09:24 Caused by: java.io.IOException: Remote call on JNLP4-connect connection from 172.16.16.196/172.16.16.196:54100 failed
      14:09:24 	at hudson.remoting.Channel.call(Channel.java:961)
      14:09:24 	at org.jenkinsci.plugins.gitclient.RemoteGitImpl$CommandInvocationHandler.execute(RemoteGitImpl.java:146)
      14:09:24 	... 19 more
      14:09:24 Caused by: java.lang.IllegalAccessError: tried to access field hudson.remoting.Channel.executor from class org.jenkinsci.remoting.util.AnonymousClassWarnings
      14:09:24 	at org.jenkinsci.remoting.util.AnonymousClassWarnings.check(AnonymousClassWarnings.java:65)
      14:09:24 	at org.jenkinsci.remoting.util.AnonymousClassWarnings$1.annotateClass(AnonymousClassWarnings.java:119)
      14:09:24 	at java.io.ObjectOutputStream.writeNonProxyDesc(ObjectOutputStream.java:1290)
      14:09:24 	at java.io.ObjectOutputStream.writeClassDesc(ObjectOutputStream.java:1231)
      14:09:24 	at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1427)
      14:09:24 	at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1178)
      14:09:24 	at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:348)
      14:09:24 	at hudson.console.ConsoleNote.encodeToBytes(ConsoleNote.java:185)
      14:09:24 	at hudson.console.ConsoleNote.encode(ConsoleNote.java:211)
      14:09:24 	at hudson.plugins.timestamper.TimestampNotesOutputStream.eol(TimestampNotesOutputStream.java:70)
      14:09:24 	at hudson.console.LineTransformationOutputStream.eol(LineTransformationOutputStream.java:60)
      14:09:24 	at hudson.console.LineTransformationOutputStream.write(LineTransformationOutputStream.java:56)
      14:09:24 	at hudson.console.LineTransformationOutputStream.write(LineTransformationOutputStream.java:74)
      14:09:24 	at java.io.PrintStream.write(PrintStream.java:480)
      14:09:24 	at sun.nio.cs.StreamEncoder.writeBytes(StreamEncoder.java:221)
      14:09:24 	at sun.nio.cs.StreamEncoder.implFlushBuffer(StreamEncoder.java:291)
      14:09:24 	at sun.nio.cs.StreamEncoder.flushBuffer(StreamEncoder.java:104)
      14:09:24 	at java.io.OutputStreamWriter.flushBuffer(OutputStreamWriter.java:185)
      14:09:24 	at java.io.PrintStream.newLine(PrintStream.java:546)
      14:09:24 	at java.io.PrintStream.println(PrintStream.java:807)
      14:09:24 	at org.jenkinsci.plugins.gitclient.CliGitAPIImpl$2.execute(CliGitAPIImpl.java:595)
      14:09:24 	at org.jenkinsci.plugins.gitclient.RemoteGitImpl$CommandInvocationHandler$GitCommandMasterToSlaveCallable.call(RemoteGitImpl.java:161)
      14:09:24 	at org.jenkinsci.plugins.gitclient.RemoteGitImpl$CommandInvocationHandler$GitCommandMasterToSlaveCallable.call(RemoteGitImpl.java:154)
      14:09:24 	at hudson.remoting.UserRequest.perform(UserRequest.java:208)
      14:09:24 	at hudson.remoting.UserRequest.perform(UserRequest.java:54)
      14:09:24 	at hudson.remoting.Request$2.run(Request.java:360)
      14:09:24 	at hudson.remoting.InterceptingExecutorService$1.call(InterceptingExecutorService.java:68)
      14:09:24 	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
      14:09:24 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
      14:09:24 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
      14:09:24 	at hudson.remoting.Engine$1$1.run(Engine.java:98)
      14:09:24 	... 1 more
      14:09:24 	Suppressed: hudson.remoting.Channel$CallSiteStackTrace: Remote call to JNLP4-connect connection from 172.16.16.196/172.16.16.196:54100
      14:09:24 		at hudson.remoting.Channel.attachCallSiteStackTrace(Channel.java:1741)
      14:09:24 		at hudson.remoting.UserResponse.retrieve(UserRequest.java:389)
      14:09:24 		at hudson.remoting.Channel.call(Channel.java:955)
      14:09:24 		at org.jenkinsci.plugins.gitclient.RemoteGitImpl$CommandInvocationHandler.execute(RemoteGitImpl.java:146)
      14:09:24 		at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      14:09:24 		at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
      14:09:24 		at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      14:09:24 		at java.lang.reflect.Method.invoke(Method.java:498)
      14:09:24 		at org.jenkinsci.plugins.gitclient.RemoteGitImpl$CommandInvocationHandler.invoke(RemoteGitImpl.java:132)
      14:09:24 		at com.sun.proxy.$Proxy97.execute(Unknown Source)
      14:09:24 		at hudson.plugins.git.GitSCM.retrieveChanges(GitSCM.java:1144)
      14:09:24 		at hudson.plugins.git.GitSCM.checkout(GitSCM.java:1184)
      14:09:24 		at org.jenkinsci.plugins.workflow.steps.scm.SCMStep.checkout(SCMStep.java:120)
      14:09:24 		at org.jenkinsci.plugins.workflow.steps.scm.SCMStep$StepExecutionImpl.run(SCMStep.java:90)
      14:09:24 		at org.jenkinsci.plugins.workflow.steps.scm.SCMStep$StepExecutionImpl.run(SCMStep.java:77)
      14:09:24 		at org.jenkinsci.plugins.workflow.steps.SynchronousNonBlockingStepExecution$1$1.call(SynchronousNonBlockingStepExecution.java:50)
      14:09:24 		at hudson.security.ACL.impersonate(ACL.java:290)
      14:09:24 		at org.jenkinsci.plugins.workflow.steps.SynchronousNonBlockingStepExecution$1.run(SynchronousNonBlockingStepExecution.java:47)
      14:09:24 		at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
      14:09:24 		at java.util.concurrent.FutureTask.run(FutureTask.java:266)
      14:09:24 		at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
      14:09:24 		at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
      14:09:24 		... 1 more
      14:09:24 ERROR: Error cloning remote repo 'origin'
      14:09:24 hudson.plugins.git.GitException: java.io.IOException: Remote call on JNLP4-connect connection from 172.16.16.196/172.16.16.196:54100 failed
      14:09:24 	at org.jenkinsci.plugins.gitclient.RemoteGitImpl$CommandInvocationHandler.execute(RemoteGitImpl.java:148)
      14:09:24 	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      14:09:24 	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
      14:09:24 	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      14:09:24 	at java.lang.reflect.Method.invoke(Method.java:498)
      14:09:24 	at org.jenkinsci.plugins.gitclient.RemoteGitImpl$CommandInvocationHandler.invoke(RemoteGitImpl.java:132)
      14:09:24 	at com.sun.proxy.$Proxy97.execute(Unknown Source)
      14:09:24 	at hudson.plugins.git.GitSCM.retrieveChanges(GitSCM.java:1144)
      14:09:24 	at hudson.plugins.git.GitSCM.checkout(GitSCM.java:1184)
      14:09:24 	at org.jenkinsci.plugins.workflow.steps.scm.SCMStep.checkout(SCMStep.java:120)
      14:09:24 	at org.jenkinsci.plugins.workflow.steps.scm.SCMStep$StepExecutionImpl.run(SCMStep.java:90)
      14:09:24 	at org.jenkinsci.plugins.workflow.steps.scm.SCMStep$StepExecutionImpl.run(SCMStep.java:77)
      14:09:24 	at org.jenkinsci.plugins.workflow.steps.SynchronousNonBlockingStepExecution$1$1.call(SynchronousNonBlockingStepExecution.java:50)
      14:09:24 	at hudson.security.ACL.impersonate(ACL.java:290)
      14:09:24 	at org.jenkinsci.plugins.workflow.steps.SynchronousNonBlockingStepExecution$1.run(SynchronousNonBlockingStepExecution.java:47)
      14:09:24 	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
      14:09:24 	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
      14:09:24 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
      14:09:24 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
      14:09:24 	at java.lang.Thread.run(Thread.java:748)
      14:09:24 Caused by: java.io.IOException: Remote call on JNLP4-connect connection from 172.16.16.196/172.16.16.196:54100 failed
      14:09:24 	at hudson.remoting.Channel.call(Channel.java:961)
      14:09:24 	at org.jenkinsci.plugins.gitclient.RemoteGitImpl$CommandInvocationHandler.execute(RemoteGitImpl.java:146)
      14:09:24 	... 19 more
      14:09:24 Caused by: java.lang.IllegalAccessError: tried to access field hudson.remoting.Channel.executor from class org.jenkinsci.remoting.util.AnonymousClassWarnings
      14:09:24 	at org.jenkinsci.remoting.util.AnonymousClassWarnings.check(AnonymousClassWarnings.java:65)
      14:09:24 	at org.jenkinsci.remoting.util.AnonymousClassWarnings$1.annotateClass(AnonymousClassWarnings.java:119)
      14:09:24 	at java.io.ObjectOutputStream.writeNonProxyDesc(ObjectOutputStream.java:1290)
      14:09:24 	at java.io.ObjectOutputStream.writeClassDesc(ObjectOutputStream.java:1231)
      14:09:24 	at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1427)
      14:09:24 	at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1178)
      14:09:24 	at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:348)
      14:09:24 	at hudson.console.ConsoleNote.encodeToBytes(ConsoleNote.java:185)
      14:09:24 	at hudson.console.ConsoleNote.encode(ConsoleNote.java:211)
      14:09:24 	at hudson.plugins.timestamper.TimestampNotesOutputStream.eol(TimestampNotesOutputStream.java:70)
      14:09:24 	at hudson.console.LineTransformationOutputStream.eol(LineTransformationOutputStream.java:60)
      14:09:24 	at hudson.console.LineTransformationOutputStream.write(LineTransformationOutputStream.java:56)
      14:09:24 	at hudson.console.LineTransformationOutputStream.write(LineTransformationOutputStream.java:74)
      14:09:24 	at java.io.PrintStream.write(PrintStream.java:480)
      14:09:24 	at sun.nio.cs.StreamEncoder.writeBytes(StreamEncoder.java:221)
      14:09:24 	at sun.nio.cs.StreamEncoder.implFlushBuffer(StreamEncoder.java:291)
      14:09:24 	at sun.nio.cs.StreamEncoder.flushBuffer(StreamEncoder.java:104)
      14:09:24 	at java.io.OutputStreamWriter.flushBuffer(OutputStreamWriter.java:185)
      14:09:24 	at java.io.PrintStream.newLine(PrintStream.java:546)
      14:09:24 	at java.io.PrintStream.println(PrintStream.java:807)
      14:09:24 	at org.jenkinsci.plugins.gitclient.CliGitAPIImpl$2.execute(CliGitAPIImpl.java:595)
      14:09:24 	at org.jenkinsci.plugins.gitclient.RemoteGitImpl$CommandInvocationHandler$GitCommandMasterToSlaveCallable.call(RemoteGitImpl.java:161)
      14:09:24 	at org.jenkinsci.plugins.gitclient.RemoteGitImpl$CommandInvocationHandler$GitCommandMasterToSlaveCallable.call(RemoteGitImpl.java:154)
      14:09:24 	at hudson.remoting.UserRequest.perform(UserRequest.java:208)
      14:09:24 	at hudson.remoting.UserRequest.perform(UserRequest.java:54)
      14:09:24 	at hudson.remoting.Request$2.run(Request.java:360)
      14:09:24 	at hudson.remoting.InterceptingExecutorService$1.call(InterceptingExecutorService.java:68)
      14:09:24 	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
      14:09:24 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
      14:09:24 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
      14:09:24 	at hudson.remoting.Engine$1$1.run(Engine.java:98)
      14:09:24 	... 1 more
      14:09:24 	Suppressed: hudson.remoting.Channel$CallSiteStackTrace: Remote call to JNLP4-connect connection from 172.16.16.196/172.16.16.196:54100
      14:09:24 		at hudson.remoting.Channel.attachCallSiteStackTrace(Channel.java:1741)
      14:09:24 		at hudson.remoting.UserResponse.retrieve(UserRequest.java:389)
      14:09:24 		at hudson.remoting.Channel.call(Channel.java:955)
      14:09:24 		at org.jenkinsci.plugins.gitclient.RemoteGitImpl$CommandInvocationHandler.execute(RemoteGitImpl.java:146)
      14:09:24 		at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      14:09:24 		at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
      14:09:24 		at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      14:09:24 		at java.lang.reflect.Method.invoke(Method.java:498)
      14:09:24 		at org.jenkinsci.plugins.gitclient.RemoteGitImpl$CommandInvocationHandler.invoke(RemoteGitImpl.java:132)
      14:09:24 		at com.sun.proxy.$Proxy97.execute(Unknown Source)
      14:09:24 		at hudson.plugins.git.GitSCM.retrieveChanges(GitSCM.java:1144)
      14:09:24 		at hudson.plugins.git.GitSCM.checkout(GitSCM.java:1184)
      14:09:24 		at org.jenkinsci.plugins.workflow.steps.scm.SCMStep.checkout(SCMStep.java:120)
      14:09:24 		at org.jenkinsci.plugins.workflow.steps.scm.SCMStep$StepExecutionImpl.run(SCMStep.java:90)
      14:09:24 		at org.jenkinsci.plugins.workflow.steps.scm.SCMStep$StepExecutionImpl.run(SCMStep.java:77)
      14:09:24 		at org.jenkinsci.plugins.workflow.steps.SynchronousNonBlockingStepExecution$1$1.call(SynchronousNonBlockingStepExecution.java:50)
      14:09:24 		at hudson.security.ACL.impersonate(ACL.java:290)
      14:09:24 		at org.jenkinsci.plugins.workflow.steps.SynchronousNonBlockingStepExecution$1.run(SynchronousNonBlockingStepExecution.java:47)
      14:09:24 		at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
      14:09:24 		at java.util.concurrent.FutureTask.run(FutureTask.java:266)
      14:09:24 		at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
      14:09:24 		at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
      14:09:24 		... 1 more
      

      The problem on all 4 machines was an outdated agent.jar file. When I use the agent.jar file that is included with Jenkins 2.138.2, it works correctly.

            Assignee:
            Unassigned
            Reporter:
            Mark Waite
            Archiver:
            Jenkins Service Account

              Created:
              Updated:
              Resolved:
              Archived: