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java.lang.NullPointerException on closing of project (most likely) #64

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petr-nehez opened this issue Mar 4, 2020 · 0 comments
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java.lang.NullPointerException on closing of project (most likely) #64

petr-nehez opened this issue Mar 4, 2020 · 0 comments
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bug Something isn't working

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@petr-nehez
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I am not sure but it has probably occurred on closing of one of my projects.

Version: 1.6.0
IDE: IntelliJ IDEA 2019.3.2
OS: Linux RHEL 8.1

Following exceptions happened soon after this one, most probably they are induced.


2020-03-04T17:14:57.146
java.lang.NullPointerException
	at net.seesharpsoft.intellij.plugins.filepreview.viewhandler.ToolWindowHandlerBase.unregister(ToolWindowHandlerBase.java:53)
	at net.seesharpsoft.intellij.plugins.filepreview.PreviewStartupActivity.unregisterToolWindow(PreviewStartupActivity.java:86)
	at net.seesharpsoft.intellij.plugins.filepreview.PreviewStartupActivity.unregisterAllToolWindows(PreviewStartupActivity.java:65)
	at net.seesharpsoft.intellij.plugins.filepreview.PreviewStartupActivity.dispose(PreviewStartupActivity.java:49)
	at net.seesharpsoft.intellij.plugins.filepreview.PreviewStartupActivity$1.toolWindowUnregistered(PreviewStartupActivity.java:109)
	at jdk.internal.reflect.GeneratedMethodAccessor514.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:566)
	at com.intellij.util.messages.impl.MessageBusImpl.invokeListener(MessageBusImpl.java:513)
	at com.intellij.util.messages.impl.MessageBusConnectionImpl.deliverMessage(MessageBusConnectionImpl.java:142)
	at com.intellij.util.messages.impl.MessageBusImpl.doPumpMessages(MessageBusImpl.java:438)
	at com.intellij.util.messages.impl.MessageBusImpl.pumpWaitingBuses(MessageBusImpl.java:398)
	at com.intellij.util.messages.impl.MessageBusImpl.pumpMessages(MessageBusImpl.java:388)
	at com.intellij.util.messages.impl.MessageBusImpl.sendMessage(MessageBusImpl.java:372)
	at com.intellij.util.messages.impl.MessageBusImpl.lambda$createTopicHandler$1(MessageBusImpl.java:241)
	at com.sun.proxy.$Proxy60.toolWindowUnregistered(Unknown Source)
	at com.intellij.openapi.wm.impl.ToolWindowManagerImpl.doUnregisterToolWindow(ToolWindowManagerImpl.java:1173)
	at com.intellij.openapi.wm.impl.ToolWindowImpl.dispose(ToolWindowImpl.java:512)
	at com.intellij.openapi.util.ObjectNode.lambda$execute$0(ObjectNode.java:104)
	at com.intellij.openapi.util.ObjectTree.executeActionWithRecursiveGuard(ObjectTree.java:183)
	at com.intellij.openapi.util.ObjectNode.execute(ObjectNode.java:71)
	at com.intellij.openapi.util.ObjectNode.lambda$execute$0(ObjectNode.java:92)
	at com.intellij.openapi.util.ObjectTree.executeActionWithRecursiveGuard(ObjectTree.java:183)
	at com.intellij.openapi.util.ObjectNode.execute(ObjectNode.java:71)
	at com.intellij.openapi.util.ObjectNode.lambda$execute$0(ObjectNode.java:92)
	at com.intellij.openapi.util.ObjectTree.executeActionWithRecursiveGuard(ObjectTree.java:183)
	at com.intellij.openapi.util.ObjectNode.execute(ObjectNode.java:71)
	at com.intellij.openapi.util.ObjectTree.executeAll(ObjectTree.java:133)
	at com.intellij.openapi.util.Disposer.dispose(Disposer.java:123)
	at com.intellij.openapi.util.Disposer.dispose(Disposer.java:119)
	at com.intellij.openapi.project.impl.ProjectManagerImpl.lambda$closeProject$17(ProjectManagerImpl.java:763)
	at com.intellij.openapi.application.impl.ApplicationImpl.runWriteAction(ApplicationImpl.java:885)
	at com.intellij.openapi.project.impl.ProjectManagerImpl.closeProject(ProjectManagerImpl.java:750)
	at com.intellij.openapi.project.impl.ProjectManagerImpl.closeAndDispose(ProjectManagerImpl.java:781)
	at com.intellij.ide.actions.CloseProjectAction.actionPerformed(CloseProjectAction.java:33)
	at com.intellij.openapi.actionSystem.ex.ActionUtil$1.run(ActionUtil.java:298)
	at com.intellij.openapi.actionSystem.ex.ActionUtil.performActionDumbAware(ActionUtil.java:315)
	at com.intellij.openapi.actionSystem.impl.ActionMenuItem$ActionTransmitter.lambda$actionPerformed$0(ActionMenuItem.java:294)
	at com.intellij.openapi.wm.impl.FocusManagerImpl.runOnOwnContext(FocusManagerImpl.java:263)
	at com.intellij.openapi.wm.impl.IdeFocusManagerImpl.runOnOwnContext(IdeFocusManagerImpl.java:77)
	at com.intellij.openapi.actionSystem.impl.ActionMenuItem$ActionTransmitter.actionPerformed(ActionMenuItem.java:284)
	at java.desktop/javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1967)
	at com.intellij.openapi.actionSystem.impl.ActionMenuItem.lambda$fireActionPerformed$0(ActionMenuItem.java:112)
	at com.intellij.openapi.application.TransactionGuardImpl.runSyncTransaction(TransactionGuardImpl.java:83)
	at com.intellij.openapi.application.TransactionGuardImpl.lambda$submitTransaction$1(TransactionGuardImpl.java:107)
	at com.intellij.openapi.application.TransactionGuardImpl.submitTransaction(TransactionGuardImpl.java:116)
	at com.intellij.openapi.application.TransactionGuard.submitTransaction(TransactionGuard.java:121)
	at com.intellij.openapi.actionSystem.impl.ActionMenuItem.fireActionPerformed(ActionMenuItem.java:112)
	at com.intellij.ui.plaf.beg.BegMenuItemUI.doClick(BegMenuItemUI.java:517)
	at com.intellij.ui.plaf.beg.BegMenuItemUI.access$300(BegMenuItemUI.java:36)
	at com.intellij.ui.plaf.beg.BegMenuItemUI$MyMouseInputHandler.mouseReleased(BegMenuItemUI.java:539)
	at java.desktop/java.awt.Component.processMouseEvent(Component.java:6651)
	at java.desktop/javax.swing.JComponent.processMouseEvent(JComponent.java:3342)
	at java.desktop/java.awt.Component.processEvent(Component.java:6416)
	at java.desktop/java.awt.Container.processEvent(Container.java:2263)
	at java.desktop/java.awt.Component.dispatchEventImpl(Component.java:5026)
	at java.desktop/java.awt.Container.dispatchEventImpl(Container.java:2321)
	at java.desktop/java.awt.Component.dispatchEvent(Component.java:4858)
	at java.desktop/java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4918)
	at java.desktop/java.awt.LightweightDispatcher.processMouseEvent(Container.java:4547)
	at java.desktop/java.awt.LightweightDispatcher.dispatchEvent(Container.java:4488)
	at java.desktop/java.awt.Container.dispatchEventImpl(Container.java:2307)
	at java.desktop/java.awt.Window.dispatchEventImpl(Window.java:2773)
	at java.desktop/java.awt.Component.dispatchEvent(Component.java:4858)
	at java.desktop/java.awt.EventQueue.dispatchEventImpl(EventQueue.java:778)
	at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:727)
	at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:721)
	at java.base/java.security.AccessController.doPrivileged(Native Method)
	at java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:85)
	at java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:95)
	at java.desktop/java.awt.EventQueue$5.run(EventQueue.java:751)
	at java.desktop/java.awt.EventQueue$5.run(EventQueue.java:749)
	at java.base/java.security.AccessController.doPrivileged(Native Method)
	at java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:85)
	at java.desktop/java.awt.EventQueue.dispatchEvent(EventQueue.java:748)
	at com.intellij.ide.IdeEventQueue.defaultDispatchEvent(IdeEventQueue.java:908)
	at com.intellij.ide.IdeEventQueue.dispatchMouseEvent(IdeEventQueue.java:846)
	at com.intellij.ide.IdeEventQueue._dispatchEvent(IdeEventQueue.java:778)
	at com.intellij.ide.IdeEventQueue.lambda$dispatchEvent$8(IdeEventQueue.java:424)
	at com.intellij.openapi.progress.impl.CoreProgressManager.computePrioritized(CoreProgressManager.java:698)
	at com.intellij.ide.IdeEventQueue.dispatchEvent(IdeEventQueue.java:423)
	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)
@SeeSharpSoft SeeSharpSoft added the bug Something isn't working label Mar 4, 2020
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@petr-nehez @SeeSharpSoft