Perforce Plugin Crashes on latest version of IDEA

[robbugh]

Perforce Plugin Crashes on latest IntelliJ IDEA.

IDEA Version Details:

IntelliJ IDEA 2021.1 (Community Edition) Build #IC-211.6693.111, built on April 6, 2021 Runtime version: 11.0.10+9-b1341.35 amd64 VM: Dynamic Code Evolution 64-Bit Server VM by JetBrains s.r.o. Linux 5.4.0-70-generic GC: ParNew, ConcurrentMarkSweep Memory: 1979M Cores: 24 Registry: debugger.watches.in.variables=false Non-Bundled Plugins: PerforceIC (0.11.2), plantuml-parser (0.0.1), DBN (3.2.3024.0), org.jetbrains.kotlin (211-1.4.32-release-IJ6693.72), PlantUML integration (4.6.1) Kotlin: 211-1.4.32-release-IJ6693.72 Current Desktop: X-Cinnamon

Stack Trace:

java.lang.UnsupportedOperationException at java.base/java.util.Collections$UnmodifiableCollection.add(Collections.java:1060) at net.groboclown.p4plugin.extension.P4ChangeProvider.updateChangelists(P4ChangeProvider.java:358) at net.groboclown.p4plugin.extension.P4ChangeProvider.getChanges(P4ChangeProvider.java:221) at com.intellij.openapi.vcs.changes.ChangeListManagerImpl.actualUpdate(ChangeListManagerImpl.java:685) at com.intellij.openapi.vcs.changes.ChangeListManagerImpl.iterateScopes(ChangeListManagerImpl.java:592) at com.intellij.openapi.vcs.changes.ChangeListManagerImpl.lambda$updateImmediately$11(ChangeListManagerImpl.java:500) at com.intellij.openapi.progress.impl.CoreProgressManager.registerIndicatorAndRun(CoreProgressManager.java:688) at com.intellij.openapi.progress.impl.CoreProgressManager.executeProcessUnderProgress(CoreProgressManager.java:634) at com.intellij.openapi.progress.impl.ProgressManagerImpl.executeProcessUnderProgress(ProgressManagerImpl.java:64) at com.intellij.openapi.vcs.changes.ChangeListManagerImpl.lambda$updateImmediately$14(ChangeListManagerImpl.java:499) at com.intellij.openapi.progress.util.BackgroundTaskUtil.lambda$runUnderDisposeAwareIndicator$11(BackgroundTaskUtil.java:231) at com.intellij.openapi.progress.impl.CoreProgressManager.lambda$runProcess$2(CoreProgressManager.java:178) at com.intellij.openapi.progress.impl.CoreProgressManager.registerIndicatorAndRun(CoreProgressManager.java:688) at com.intellij.openapi.progress.impl.CoreProgressManager.executeProcessUnderProgress(CoreProgressManager.java:634) at com.intellij.openapi.progress.impl.ProgressManagerImpl.executeProcessUnderProgress(ProgressManagerImpl.java:64) at com.intellij.openapi.progress.impl.CoreProgressManager.runProcess(CoreProgressManager.java:165) at com.intellij.openapi.progress.util.BackgroundTaskUtil.runUnderDisposeAwareIndicator(BackgroundTaskUtil.java:254) at com.intellij.openapi.progress.util.BackgroundTaskUtil.runUnderDisposeAwareIndicator(BackgroundTaskUtil.java:230) at com.intellij.openapi.vcs.changes.ChangeListManagerImpl.updateImmediately(ChangeListManagerImpl.java:452) at com.intellij.openapi.vcs.changes.UpdateRequestsQueue$MyRunnable.run(UpdateRequestsQueue.java:212) at com.intellij.openapi.vcs.changes.ChangeListManagerImpl$MyLoggingRunnable.run(ChangeListManagerImpl.java:1680) at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515) at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264) at com.intellij.util.concurrency.SchedulingWrapper$MyScheduledFutureTask.run(SchedulingWrapper.java:220) at com.intellij.util.concurrency.BoundedTaskExecutor.doRun(BoundedTaskExecutor.java:216) at com.intellij.util.concurrency.BoundedTaskExecutor.access$200(BoundedTaskExecutor.java:27) at com.intellij.util.concurrency.BoundedTaskExecutor$1.execute(BoundedTaskExecutor.java:195) at com.intellij.util.ConcurrencyUtil.runUnderThreadName(ConcurrencyUtil.java:213) at com.intellij.util.concurrency.BoundedTaskExecutor$1.run(BoundedTaskExecutor.java:184) at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128) at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628) at java.base/java.util.concurrent.Executors$PrivilegedThreadFactory$1$1.run(Executors.java:668) at java.base/java.util.concurrent.Executors$PrivilegedThreadFactory$1$1.run(Executors.java:665) at java.base/java.security.AccessController.doPrivileged(Native Method) at java.base/java.util.concurrent.Executors$PrivilegedThreadFactory$1.run(Executors.java:665) at java.base/java.lang.Thread.run(Thread.java:834)

[groboclown]

Thanks for the bug report. I've been putting off updates on the plugin until I freed up on other projects. This, however, looks like a case where a fix can't wait.