id summary reporter owner description type status priority milestone component version resolution keywords cc 20395 ConcurrentModificationException: Revert can't revert 833386 SomeoneElse2 GerdP "==== What steps will reproduce the problem? 1. Run JOSM, with the reverter plugin install 2. Try and revert 833386 ==== What is the expected result? I get a changeset that I can upload to revert the original changeset ==== What happens instead? ""you have encountered a bug in JOSM"" with a ""Report Bug"" button, which got me here. ==== Please provide any additional information below. Attach a screenshot if possible. {{{ Relative:URL: ^/trunk Repository:UUID: 0c6e7542-c601-0410-84e7-c038aed88b3b Last:Changed Date: 2020-12-28 22:03:23 +0100 (Mon, 28 Dec 2020) Revision:17428 Build-Date:2020-12-30 02:30:55 URL:https://josm.openstreetmap.de/svn/trunk Identification: JOSM/1.5 (17428 en_GB) Windows 10 64-Bit OS Build number: Windows 10 Pro 2004 (19041) Memory Usage: 234 MB / 3026 MB (107 MB allocated, but free) Java version: 15.0.1+9-18, Oracle Corporation, OpenJDK 64-Bit Server VM Look and Feel: com.sun.java.swing.plaf.windows.WindowsLookAndFeel Screen: \Display0 1920×1080 (scaling 1.50×1.50) \Display1 1920×1080 (scaling 1.00×1.00) Maximum Screen Size: 1920×1080 Best cursor sizes: 16×16→48×48, 32×32→48×48 Dataset consistency test: No problems found Plugins: + reverter (35640) + undelete (35640) Last errors/warnings: - 00133.864 E: Handled by bug report queue: java.util.ConcurrentModificationException - 00133.864 W: Too many errors. Dropping ReportedException [thread=Thread[AWT-EventQueue-0,6,main], exception=java.util.ConcurrentModificationException, methodWarningFrom=BugReportExceptionHandler#handleException] - 00133.865 E: Handled by bug report queue: java.util.ConcurrentModificationException - 00133.865 W: Too many errors. Dropping ReportedException [thread=Thread[AWT-EventQueue-0,6,main], exception=java.util.ConcurrentModificationException, methodWarningFrom=BugReportExceptionHandler#handleException] - 00133.869 E: Handled by bug report queue: java.util.ConcurrentModificationException - 00133.872 W: Too many errors. Dropping ReportedException [thread=Thread[AWT-EventQueue-0,6,main], exception=java.util.ConcurrentModificationException, methodWarningFrom=BugReportExceptionHandler#handleException] - 00133.874 E: Handled by bug report queue: java.util.ConcurrentModificationException - 00133.874 W: Too many errors. Dropping ReportedException [thread=Thread[AWT-EventQueue-0,6,main], exception=java.util.ConcurrentModificationException, methodWarningFrom=BugReportExceptionHandler#handleException] - 00133.875 E: Handled by bug report queue: java.util.ConcurrentModificationException - 00133.876 W: Too many errors. Dropping ReportedException [thread=Thread[AWT-EventQueue-0,6,main], exception=java.util.ConcurrentModificationException, methodWarningFrom=BugReportExceptionHandler#handleException] === REPORTED CRASH DATA === BugReportExceptionHandler#handleException: No data collected. Warning issued by: BugReportExceptionHandler#handleException === STACK TRACE === Thread: AWT-EventQueue-0 (22) of main java.util.ConcurrentModificationException at java.base/java.util.ArrayList$Itr.checkForComodification(ArrayList.java:1013) at java.base/java.util.ArrayList$Itr.next(ArrayList.java:967) at org.openstreetmap.josm.tools.SubclassFilteredCollection$FilterIterator.findNext(SubclassFilteredCollection.java:43) at org.openstreetmap.josm.tools.SubclassFilteredCollection$FilterIterator.hasNext(SubclassFilteredCollection.java:53) at java.base/java.lang.Iterable.forEach(Iterable.java:74) at org.openstreetmap.josm.tools.SubclassFilteredCollection.size(SubclassFilteredCollection.java:99) at org.openstreetmap.josm.gui.dialogs.ConflictDialog.updateTitle(ConflictDialog.java:242) at org.openstreetmap.josm.gui.dialogs.ConflictDialog.lambda$refreshView$1(ConflictDialog.java:231) at java.desktop/java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:316) at java.desktop/java.awt.EventQueue.dispatchEventImpl(EventQueue.java:770) at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:721) at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:715) at java.base/java.security.AccessController.doPrivileged(AccessController.java:391) at java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:85) at java.desktop/java.awt.EventQueue.dispatchEvent(EventQueue.java:740) at java.desktop/java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:203) at java.desktop/java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:124) at java.desktop/java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:117) at java.desktop/java.awt.WaitDispatchSupport$2.run(WaitDispatchSupport.java:190) at java.desktop/java.awt.WaitDispatchSupport$4.run(WaitDispatchSupport.java:235) at java.desktop/java.awt.WaitDispatchSupport$4.run(WaitDispatchSupport.java:233) at java.base/java.security.AccessController.doPrivileged(AccessController.java:312) at java.desktop/java.awt.WaitDispatchSupport.enter(WaitDispatchSupport.java:233) at java.desktop/java.awt.Dialog.show(Dialog.java:1070) at java.desktop/java.awt.Component.show(Component.java:1717) at java.desktop/java.awt.Component.setVisible(Component.java:1664) at java.desktop/java.awt.Window.setVisible(Window.java:1028) at java.desktop/java.awt.Dialog.setVisible(Dialog.java:1005) at org.openstreetmap.josm.gui.progress.swing.PleaseWaitProgressMonitor.lambda$doBeginTask$3(PleaseWaitProgressMonitor.java:255) at org.openstreetmap.josm.gui.progress.swing.PleaseWaitProgressMonitor.lambda$doInEDT$0(PleaseWaitProgressMonitor.java:113) at java.desktop/java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:316) at java.desktop/java.awt.EventQueue.dispatchEventImpl(EventQueue.java:770) at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:721) at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:715) at java.base/java.security.AccessController.doPrivileged(AccessController.java:391) at java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:85) at java.desktop/java.awt.EventQueue.dispatchEvent(EventQueue.java:740) at java.desktop/java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:203) at java.desktop/java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:124) at java.desktop/java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:113) at java.desktop/java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:109) at java.desktop/java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101) at java.desktop/java.awt.EventDispatchThread.run(EventDispatchThread.java:90) === RUNNING THREADS === Thread: AWT-EventQueue-0 (22) of main Stacktrace see above. Thread: RemoteControl HTTP Server (53) of main java.base@15.0.1/sun.nio.ch.Net.accept(Native Method) java.base@15.0.1/sun.nio.ch.NioSocketImpl.accept(NioSocketImpl.java:755) java.base@15.0.1/java.net.ServerSocket.implAccept(ServerSocket.java:684) java.base@15.0.1/java.net.ServerSocket.platformImplAccept(ServerSocket.java:650) java.base@15.0.1/java.net.ServerSocket.implAccept(ServerSocket.java:626) java.base@15.0.1/java.net.ServerSocket.implAccept(ServerSocket.java:583) java.base@15.0.1/java.net.ServerSocket.accept(ServerSocket.java:540) app//org.openstreetmap.josm.io.remotecontrol.RemoteControlHttpServer.run(RemoteControlHttpServer.java:104) Thread: Timer-1 (65) of main java.base@15.0.1/java.lang.Object.wait(Native Method) java.base@15.0.1/java.lang.Object.wait(Object.java:321) java.base@15.0.1/java.util.TimerThread.mainLoop(Timer.java:527) java.base@15.0.1/java.util.TimerThread.run(Timer.java:506) Thread: Keep-Alive-Timer (181) of InnocuousThreadGroup java.base@15.0.1/java.lang.Thread.sleep(Native Method) java.base@15.0.1/sun.net.www.http.KeepAliveCache.run(KeepAliveCache.java:169) java.base@15.0.1/java.lang.Thread.run(Thread.java:832) java.base@15.0.1/jdk.internal.misc.InnocuousThread.run(InnocuousThread.java:134) Thread: ForkJoinPool.commonPool-worker-5 (29) of main java.base@15.0.1/jdk.internal.misc.Unsafe.park(Native Method) java.base@15.0.1/java.util.concurrent.locks.LockSupport.parkUntil(LockSupport.java:293) java.base@15.0.1/java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1624) java.base@15.0.1/java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:183) Thread: Common-Cleaner (13) of InnocuousThreadGroup java.base@15.0.1/java.lang.Object.wait(Native Method) java.base@15.0.1/java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:155) java.base@15.0.1/jdk.internal.ref.CleanerImpl.run(CleanerImpl.java:148) java.base@15.0.1/java.lang.Thread.run(Thread.java:832) java.base@15.0.1/jdk.internal.misc.InnocuousThread.run(InnocuousThread.java:134) Thread: Map Status Collector (72) of main java.base@15.0.1/jdk.internal.misc.Unsafe.park(Native Method) java.base@15.0.1/java.util.concurrent.locks.LockSupport.park(LockSupport.java:341) java.base@15.0.1/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionNode.block(AbstractQueuedSynchronizer.java:505) java.base@15.0.1/java.util.concurrent.ForkJoinPool.managedBlock(ForkJoinPool.java:3137) java.base@15.0.1/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:1614) java.base@15.0.1/java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:435) app//org.openstreetmap.josm.gui.MapStatus$Collector.run(MapStatus.java:438) java.base@15.0.1/java.lang.Thread.run(Thread.java:832) Thread: Attach Listener (5) of system Thread: ForkJoinPool.commonPool-worker-15 (40) of main java.base@15.0.1/jdk.internal.misc.Unsafe.park(Native Method) java.base@15.0.1/java.util.concurrent.locks.LockSupport.parkUntil(LockSupport.java:293) java.base@15.0.1/java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1624) java.base@15.0.1/java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:183) Thread: changeset-updater-0 (55) of main java.base@15.0.1/jdk.internal.misc.Unsafe.park(Native Method) java.base@15.0.1/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:252) java.base@15.0.1/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:1661) java.base@15.0.1/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1182) java.base@15.0.1/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:899) java.base@15.0.1/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1056) java.base@15.0.1/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1116) java.base@15.0.1/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:630) java.base@15.0.1/java.lang.Thread.run(Thread.java:832) Thread: message-notifier-0 (54) of main java.base@15.0.1/jdk.internal.misc.Unsafe.park(Native Method) java.base@15.0.1/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:252) java.base@15.0.1/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:1661) java.base@15.0.1/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1182) java.base@15.0.1/java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:899) java.base@15.0.1/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1056) java.base@15.0.1/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1116) java.base@15.0.1/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:630) java.base@15.0.1/java.lang.Thread.run(Thread.java:832) Thread: Java2D Disposer (16) of system java.base@15.0.1/java.lang.Object.wait(Native Method) java.base@15.0.1/java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:155) java.base@15.0.1/java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:176) java.desktop@15.0.1/sun.java2d.Disposer.run(Disposer.java:144) java.base@15.0.1/java.lang.Thread.run(Thread.java:832) Thread: Notification Thread (12) of system Thread: ForkJoinPool.commonPool-worker-3 (28) of main java.base@15.0.1/jdk.internal.misc.Unsafe.park(Native Method) java.base@15.0.1/java.util.concurrent.locks.LockSupport.park(LockSupport.java:211) java.base@15.0.1/java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1633) java.base@15.0.1/java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:183) Thread: DestroyJavaVM (56) of main Thread: main-worker-0 (21) of main java.base@15.0.1/java.security.AccessController.getStackAccessControlContext(Native Method) java.base@15.0.1/java.security.AccessController.getContext(AccessController.java:972) java.desktop@15.0.1/java.awt.AWTEvent.(AWTEvent.java:115) java.desktop@15.0.1/java.awt.event.InvocationEvent.(InvocationEvent.java:289) java.desktop@15.0.1/java.awt.event.InvocationEvent.(InvocationEvent.java:175) java.desktop@15.0.1/java.awt.EventQueue.invokeLater(EventQueue.java:1313) java.desktop@15.0.1/javax.swing.SwingUtilities.invokeLater(SwingUtilities.java:1421) app//org.openstreetmap.josm.gui.util.GuiHelper.runInEDT(GuiHelper.java:202) app//org.openstreetmap.josm.gui.dialogs.ConflictDialog.refreshView(ConflictDialog.java:229) app//org.openstreetmap.josm.gui.dialogs.ConflictDialog.onConflictsAdded(ConflictDialog.java:322) app//org.openstreetmap.josm.data.conflict.ConflictCollection.lambda$fireConflictAdded$0(ConflictCollection.java:71) app//org.openstreetmap.josm.data.conflict.ConflictCollection$$Lambda$934/0x0000000801176760.accept(Unknown Source) java.base@15.0.1/java.util.concurrent.CopyOnWriteArrayList.forEach(CopyOnWriteArrayList.java:807) app//org.openstreetmap.josm.data.conflict.ConflictCollection.fireConflictAdded(ConflictCollection.java:71) app//org.openstreetmap.josm.data.conflict.ConflictCollection.add(ConflictCollection.java:102) app//org.openstreetmap.josm.command.conflict.ConflictAddCommand.executeCommand(ConflictAddCommand.java:58) reverter.RevertChangesetTask.revertChangeset(RevertChangesetTask.java:178) reverter.RevertChangesetTask.realRun(RevertChangesetTask.java:93) app//org.openstreetmap.josm.gui.PleaseWaitRunnable.doRealRun(PleaseWaitRunnable.java:94) app//org.openstreetmap.josm.gui.PleaseWaitRunnable.run(PleaseWaitRunnable.java:142) java.base@15.0.1/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515) java.base@15.0.1/java.util.concurrent.FutureTask.run(FutureTask.java:264) java.base@15.0.1/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130) java.base@15.0.1/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:630) java.base@15.0.1/java.lang.Thread.run(Thread.java:832) Thread: AWT-Windows (19) of system java.desktop@15.0.1/sun.awt.windows.WToolkit.eventLoop(Native Method) java.desktop@15.0.1/sun.awt.windows.WToolkit.run(WToolkit.java:361) java.base@15.0.1/java.lang.Thread.run(Thread.java:832) Thread: RemoteControl HTTP Server (52) of main java.base@15.0.1/sun.nio.ch.Net.accept(Native Method) java.base@15.0.1/sun.nio.ch.NioSocketImpl.accept(NioSocketImpl.java:755) java.base@15.0.1/java.net.ServerSocket.implAccept(ServerSocket.java:684) java.base@15.0.1/java.net.ServerSocket.platformImplAccept(ServerSocket.java:650) java.base@15.0.1/java.net.ServerSocket.implAccept(ServerSocket.java:626) java.base@15.0.1/java.net.ServerSocket.implAccept(ServerSocket.java:583) java.base@15.0.1/java.net.ServerSocket.accept(ServerSocket.java:540) app//org.openstreetmap.josm.io.remotecontrol.RemoteControlHttpServer.run(RemoteControlHttpServer.java:104) Thread: Reference Handler (2) of system java.base@15.0.1/java.lang.ref.Reference.waitForReferencePendingList(Native Method) java.base@15.0.1/java.lang.ref.Reference.processPendingReferences(Reference.java:241) java.base@15.0.1/java.lang.ref.Reference$ReferenceHandler.run(Reference.java:213) Thread: Weak reference cleaner (32) of main java.base@15.0.1/java.lang.Object.wait(Native Method) java.base@15.0.1/java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:155) java.base@15.0.1/java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:176) app//org.openstreetmap.josm.tools.ListenableWeakReference.clean(ListenableWeakReference.java:60) app//org.openstreetmap.josm.tools.ListenableWeakReference$$Lambda$477/0x0000000800f222b8.run(Unknown Source) java.base@15.0.1/java.lang.Thread.run(Thread.java:832) Thread: ForkJoinPool.commonPool-worker-7 (36) of main java.base@15.0.1/jdk.internal.misc.Unsafe.park(Native Method) java.base@15.0.1/java.util.concurrent.locks.LockSupport.park(LockSupport.java:211) java.base@15.0.1/java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1633) java.base@15.0.1/java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:183) Thread: styled-map-renderer-1 (171) of main java.base@15.0.1/jdk.internal.misc.Unsafe.park(Native Method) java.base@15.0.1/java.util.concurrent.locks.LockSupport.parkUntil(LockSupport.java:293) java.base@15.0.1/java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1624) java.base@15.0.1/java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:183) Thread: styled-map-renderer-0 (74) of main java.base@15.0.1/jdk.internal.misc.Unsafe.park(Native Method) java.base@15.0.1/java.util.concurrent.locks.LockSupport.park(LockSupport.java:211) java.base@15.0.1/java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1633) java.base@15.0.1/java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:183) Thread: ForkJoinPool.commonPool-worker-1 (62) of main java.base@15.0.1/jdk.internal.misc.Unsafe.park(Native Method) java.base@15.0.1/java.util.concurrent.locks.LockSupport.park(LockSupport.java:211) java.base@15.0.1/java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1633) java.base@15.0.1/java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:183) Thread: JCS-ElementEventQueue-Thread-1 (50) of main java.base@15.0.1/jdk.internal.misc.Unsafe.park(Native Method) java.base@15.0.1/java.util.concurrent.locks.LockSupport.park(LockSupport.java:341) java.base@15.0.1/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionNode.block(AbstractQueuedSynchronizer.java:505) java.base@15.0.1/java.util.concurrent.ForkJoinPool.managedBlock(ForkJoinPool.java:3137) java.base@15.0.1/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:1614) java.base@15.0.1/java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:435) java.base@15.0.1/java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1056) java.base@15.0.1/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1116) java.base@15.0.1/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:630) java.base@15.0.1/java.lang.Thread.run(Thread.java:832) Thread: Finalizer (3) of system java.base@15.0.1/java.lang.Object.wait(Native Method) java.base@15.0.1/java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:155) java.base@15.0.1/java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:176) java.base@15.0.1/java.lang.ref.Finalizer$FinalizerThread.run(Finalizer.java:170) Thread: ForkJoinPool.commonPool-worker-9 (37) of main java.base@15.0.1/jdk.internal.misc.Unsafe.park(Native Method) java.base@15.0.1/java.util.concurrent.locks.LockSupport.park(LockSupport.java:211) java.base@15.0.1/java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1633) java.base@15.0.1/java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:183) Thread: AWT-Shutdown (18) of system java.base@15.0.1/java.lang.Object.wait(Native Method) java.base@15.0.1/java.lang.Object.wait(Object.java:321) java.desktop@15.0.1/sun.awt.AWTAutoShutdown.run(AWTAutoShutdown.java:291) java.base@15.0.1/java.lang.Thread.run(Thread.java:832) Thread: Timer-0 (57) of main java.base@15.0.1/java.lang.Object.wait(Native Method) java.base@15.0.1/java.util.TimerThread.mainLoop(Timer.java:553) java.base@15.0.1/java.util.TimerThread.run(Timer.java:506) Thread: TimerQueue (23) of system java.base@15.0.1/jdk.internal.misc.Unsafe.park(Native Method) java.base@15.0.1/java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:252) java.base@15.0.1/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:1661) java.base@15.0.1/java.util.concurrent.DelayQueue.take(DelayQueue.java:229) java.desktop@15.0.1/javax.swing.TimerQueue.run(TimerQueue.java:171) java.base@15.0.1/java.lang.Thread.run(Thread.java:832) Thread: File Watcher (31) of main java.base@15.0.1/jdk.internal.misc.Unsafe.park(Native Method) java.base@15.0.1/java.util.concurrent.locks.LockSupport.park(LockSupport.java:341) java.base@15.0.1/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionNode.block(AbstractQueuedSynchronizer.java:505) java.base@15.0.1/java.util.concurrent.ForkJoinPool.managedBlock(ForkJoinPool.java:3137) java.base@15.0.1/java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:1614) java.base@15.0.1/java.util.concurrent.LinkedBlockingDeque.takeFirst(LinkedBlockingDeque.java:485) java.base@15.0.1/java.util.concurrent.LinkedBlockingDeque.take(LinkedBlockingDeque.java:673) java.base@15.0.1/sun.nio.fs.AbstractWatchService.take(AbstractWatchService.java:118) app//org.openstreetmap.josm.io.FileWatcher.processEvents(FileWatcher.java:120) app//org.openstreetmap.josm.io.FileWatcher$$Lambda$425/0x0000000800ecfab0.run(Unknown Source) java.base@15.0.1/java.lang.Thread.run(Thread.java:832) Thread: FileSystemWatchService (30) of main java.base@15.0.1/sun.nio.fs.WindowsNativeDispatcher.GetQueuedCompletionStatus0(Native Method) java.base@15.0.1/sun.nio.fs.WindowsNativeDispatcher.GetQueuedCompletionStatus(WindowsNativeDispatcher.java:1055) java.base@15.0.1/sun.nio.fs.WindowsWatchService$Poller.run(WindowsWatchService.java:587) java.base@15.0.1/java.lang.Thread.run(Thread.java:832) Thread: ForkJoinPool.commonPool-worker-11 (38) of main java.base@15.0.1/jdk.internal.misc.Unsafe.park(Native Method) java.base@15.0.1/java.util.concurrent.locks.LockSupport.park(LockSupport.java:211) java.base@15.0.1/java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1633) java.base@15.0.1/java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:183) Thread: Signal Dispatcher (4) of system }}} " defect closed normal 21.02 Plugin reverter fixed template_report conflict reverter Don-vip