java.lang.IllegalArgumentException

missing event subscriber for an annotated method. Is net.sf.jabref.logic.autosaveandbackup.BackupManager@7772aed registered?

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  • Stack trace

    • java.lang.IllegalArgumentException: missing event subscriber for an annotated method. Is net.sf.jabref.logic.autosaveandbackup.BackupManager@7772aed registered? at com.google.common.eventbus.SubscriberRegistry.unregister(SubscriberRegistry.java:111)[guava-20.0.jar:?] at com.google.common.eventbus.EventBus.unregister(EventBus.java:201)[guava-20.0.jar:?] at net.sf.jabref.model.metadata.MetaData.unregisterListener(MetaData.java:257)[main/:?] at net.sf.jabref.logic.autosaveandbackup.BackupManager.shutdown(BackupManager.java:149)[main/:?] at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184)[?:1.8.0_92] at java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:175)[?:1.8.0_92] at java.util.HashMap$KeySpliterator.forEachRemaining(HashMap.java:1548)[?:1.8.0_92] at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481)[?:1.8.0_92] at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471)[?:1.8.0_92] at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151)[?:1.8.0_92] at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174)[?:1.8.0_92] at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)[?:1.8.0_92] at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418)[?:1.8.0_92] at net.sf.jabref.logic.autosaveandbackup.BackupManager.shutdown(BackupManager.java:85)[main/:?] at net.sf.jabref.gui.JabRefFrame.quit(JabRefFrame.java:859)[main/:?] at net.sf.jabref.gui.JabRefFrame$CloseAction.actionPerformed(JabRefFrame.java:1778)[main/:?] at net.sf.jabref.gui.JabRefFrame$2.windowClosing(JabRefFrame.java:604)[main/:?] at java.awt.AWTEventMulticaster.windowClosing(AWTEventMulticaster.java:349)[?:1.8.0_92] at java.awt.Window.processWindowEvent(Window.java:2054)[?:1.8.0_92] at javax.swing.JFrame.processWindowEvent(JFrame.java:305)[?:1.8.0_92] at java.awt.Window.processEvent(Window.java:2013)[?:1.8.0_92] at java.awt.Component.dispatchEventImpl(Component.java:4889)[?:1.8.0_92] at java.awt.Container.dispatchEventImpl(Container.java:2294)[?:1.8.0_92] at java.awt.Window.dispatchEventImpl(Window.java:2746)[?:1.8.0_92] at java.awt.Component.dispatchEvent(Component.java:4711)[?:1.8.0_92] at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:758)[?:1.8.0_92] at java.awt.EventQueue.access$500(EventQueue.java:97)[?:1.8.0_92] at java.awt.EventQueue$3.run(EventQueue.java:709)[?:1.8.0_92] at java.awt.EventQueue$3.run(EventQueue.java:703)[?:1.8.0_92] at java.security.AccessController.doPrivileged(Native Method)[?:1.8.0_92] at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:76)[?:1.8.0_92] at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:86)[?:1.8.0_92] at java.awt.EventQueue$4.run(EventQueue.java:731)[?:1.8.0_92] at java.awt.EventQueue$4.run(EventQueue.java:729)[?:1.8.0_92] at java.security.AccessController.doPrivileged(Native Method)[?:1.8.0_92] at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:76)[?:1.8.0_92] at java.awt.EventQueue.dispatchEvent(EventQueue.java:728)[?:1.8.0_92] at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:201)[?:1.8.0_92] at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116)[?:1.8.0_92] at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:105)[?:1.8.0_92] at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)[?:1.8.0_92] at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93)[?:1.8.0_92] at java.awt.EventDispatchThread.run(EventDispatchThread.java:82)[?:1.8.0_92]

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