after a while the terminal says:
…
Importing: Library2.xml
Saving: Library.bib
File: grouptree.fxml not found, attempting with camel case
File: grouptree.css not found, attempting with camel case
File: fileannotationtab.fxml not found, attempting with camel case
15:34:18.732 [JavaFX Application Thread] ERROR org.jabref.gui.DefaultInjector - Cannot instantiate dependency: interface org.jabref.model.util.FileUpdateMonitor
java.lang.InstantiationException: org.jabref.model.util.FileUpdateMonitor
at java.lang.Class.newInstance(Class.java:427) ~[?:1.8.0_151]
at org.jabref.gui.DefaultInjector.createDependency(DefaultInjector.java:43) ~[JabRef–importBookends–latest.jar:?]
at com.airhacks.afterburner.injection.Injector.instantiateModelOrService(Injector.java:114) ~[JabRef–importBookends–latest.jar:?]
at com.airhacks.afterburner.injection.Injector.injectMembers(Injector.java:147) ~[JabRef–importBookends–latest.jar:?]
at com.airhacks.afterburner.injection.Injector.injectMembers(Injector.java:132) ~[JabRef–importBookends–latest.jar:?]
at com.airhacks.afterburner.injection.Injector.injectAndInitialize(Injector.java:125) ~[JabRef–importBookends–latest.jar:?]
at com.airhacks.afterburner.injection.Injector.registerExistingAndInject(Injector.java:105) ~[JabRef–importBookends–latest.jar:?]
at com.airhacks.afterburner.injection.Injector.instantiatePresenter(Injector.java:57) ~[JabRef–importBookends–latest.jar:?]
at org.jabref.gui.DefaultInjector.instantiatePresenter(DefaultInjector.java:58) ~[JabRef–importBookends–latest.jar:?]
at com.airhacks.afterburner.views.FXMLView.lambda$loadSynchronously$1(FXMLView.java:96) ~[JabRef–importBookends–latest.jar:?]
at javafx.fxml.FXMLLoader$ValueElement.processAttribute(FXMLLoader.java:929) ~[jfxrt.jar:?]
at javafx.fxml.FXMLLoader$InstanceDeclarationElement.processAttribute(FXMLLoader.java:971) ~[jfxrt.jar:?]
at javafx.fxml.FXMLLoader$Element.processStartElement(FXMLLoader.java:220) ~[jfxrt.jar:?]
at javafx.fxml.FXMLLoader$ValueElement.processStartElement(FXMLLoader.java:744) ~[jfxrt.jar:?]
at javafx.fxml.FXMLLoader.processStartElement(FXMLLoader.java:2707) ~[jfxrt.jar:?]
at javafx.fxml.FXMLLoader.loadImpl(FXMLLoader.java:2527) ~[jfxrt.jar:?]
at javafx.fxml.FXMLLoader.loadImpl(FXMLLoader.java:2441) ~[jfxrt.jar:?]
at javafx.fxml.FXMLLoader.load(FXMLLoader.java:2409) ~[jfxrt.jar:?]
at com.airhacks.afterburner.views.FXMLView.loadSynchronously(FXMLView.java:99) ~[JabRef–importBookends–latest.jar:?]
at com.airhacks.afterburner.views.FXMLView.initializeFXMLLoader(FXMLView.java:125) ~[JabRef–importBookends–latest.jar:?]
at com.airhacks.afterburner.views.FXMLView.getView(FXMLView.java:137) ~[JabRef–importBookends–latest.jar:?]
at org.jabref.gui.AbstractView.getView(AbstractView.java:28) ~[JabRef–importBookends–latest.jar:?]
at org.jabref.gui.entryeditor.fileannotationtab.FileAnnotationTab.bindToEntry(FileAnnotationTab.java:29) ~[JabRef–importBookends–latest.jar:?]
at org.jabref.gui.entryeditor.EntryEditorTab.lambda$notifyAboutFocus$0(EntryEditorTab.java:36) ~[JabRef–importBookends–latest.jar:?]
at com.sun.javafx.application.PlatformImpl.lambda$null$5(PlatformImpl.java:295) ~[jfxrt.jar:?]
at java.security.AccessController.doPrivileged(Native Method) ~[?:1.8.0_151]
at com.sun.javafx.application.PlatformImpl.lambda$runLater$6(PlatformImpl.java:294) ~[jfxrt.jar:?]
at com.sun.glass.ui.InvokeLaterDispatcher$Future.run(InvokeLaterDispatcher.java:95) ~[jfxrt.jar:?]
at com.sun.glass.ui.gtk.GtkApplication._runLoop(Native Method) ~[jfxrt.jar:?]
at com.sun.glass.ui.gtk.GtkApplication.lambda$null$5(GtkApplication.java:139) ~[jfxrt.jar:?]
at java.lang.Thread.run(Thread.java:748) [?:1.8.0_151]
Caused by: java.lang.NoSuchMethodException: org.jabref.model.util.FileUpdateMonitor.()
at java.lang.Class.getConstructor0(Class.java:3082) ~[?:1.8.0_151]
at java.lang.Class.newInstance(Class.java:412) ~[?:1.8.0_151]
… 30 more
15:34:18.747 [JavaFX Application Thread] ERROR org.jabref.FallbackExceptionHandler - Uncaught exception occurred in Thread[JavaFX Application Thread,5,main]
java.lang.IllegalStateException: Cannot load org.jabref.gui.entryeditor.fileannotationtab.fileannotationtab
at com.airhacks.afterburner.views.FXMLView.loadSynchronously(FXMLView.java:101) ~[JabRef–importBookends–latest.jar:?]
at com.airhacks.afterburner.views.FXMLView.initializeFXMLLoader(FXMLView.java:125) ~[JabRef–importBookends–latest.jar:?]
at com.airhacks.afterburner.views.FXMLView.getView(FXMLView.java:137) ~[JabRef–importBookends–latest.jar:?]
at org.jabref.gui.AbstractView.getView(AbstractView.java:28) ~[JabRef–importBookends–latest.jar:?]
at org.jabref.gui.entryeditor.fileannotationtab.FileAnnotationTab.bindToEntry(FileAnnotationTab.java:29) ~[JabRef–importBookends–latest.jar:?]
at org.jabref.gui.entryeditor.EntryEditorTab.lambda$notifyAboutFocus$0(EntryEditorTab.java:36) ~[JabRef–importBookends–latest.jar:?]
at com.sun.javafx.application.PlatformImpl.lambda$null$5(PlatformImpl.java:295) ~[jfxrt.jar:?]
at java.security.AccessController.doPrivileged(Native Method) ~[?:1.8.0_151]
at com.sun.javafx.application.PlatformImpl.lambda$runLater$6(PlatformImpl.java:294) ~[jfxrt.jar:?]
at com.sun.glass.ui.InvokeLaterDispatcher$Future.run(InvokeLaterDispatcher.java:95) ~[jfxrt.jar:?]
at com.sun.glass.ui.gtk.GtkApplication._runLoop(Native Method) ~[jfxrt.jar:?]
at com.sun.glass.ui.gtk.GtkApplication.lambda$null$5(GtkApplication.java:139) ~[jfxrt.jar:?]
at java.lang.Thread.run(Thread.java:748) [?:1.8.0_151]
Caused by: javafx.fxml.LoadException:
file:/home/user/Downloads/JabRef–importBookends–latest.jar!/org/jabref/gui/entryeditor/fileannotationtab/FileAnnotationTab.fxml:21
at javafx.fxml.FXMLLoader.constructLoadException(FXMLLoader.java:2601) ~[jfxrt.jar:?]
at javafx.fxml.FXMLLoader.loadImpl(FXMLLoader.java:2579) ~[jfxrt.jar:?]
at javafx.fxml.FXMLLoader.loadImpl(FXMLLoader.java:2441) ~[jfxrt.jar:?]
at javafx.fxml.FXMLLoader.load(FXMLLoader.java:2409) ~[jfxrt.jar:?]
at com.airhacks.afterburner.views.FXMLView.loadSynchronously(FXMLView.java:99) ~[JabRef--importBookends--latest.jar:?]
... 12 more
Caused by: java.lang.NullPointerException
at com.airhacks.afterburner.injection.Injector.injectMembers(Injector.java:131) ~[JabRef–importBookends–latest.jar:?]
at com.airhacks.afterburner.injection.Injector.injectAndInitialize(Injector.java:125) ~[JabRef–importBookends–latest.jar:?]
at com.airhacks.afterburner.injection.Injector.instantiateModelOrService(Injector.java:114) ~[JabRef–importBookends–latest.jar:?]
at com.airhacks.afterburner.injection.Injector.injectMembers(Injector.java:147) ~[JabRef–importBookends–latest.jar:?]
at com.airhacks.afterburner.injection.Injector.injectMembers(Injector.java:132) ~[JabRef–importBookends–latest.jar:?]
at com.airhacks.afterburner.injection.Injector.injectAndInitialize(Injector.java:125) ~[JabRef–importBookends–latest.jar:?]
at com.airhacks.afterburner.injection.Injector.registerExistingAndInject(Injector.java:105) ~[JabRef–importBookends–latest.jar:?]
at com.airhacks.afterburner.injection.Injector.instantiatePresenter(Injector.java:57) ~[JabRef–importBookends–latest.jar:?]
at org.jabref.gui.DefaultInjector.instantiatePresenter(DefaultInjector.java:58) ~[JabRef–importBookends–latest.jar:?]
at com.airhacks.afterburner.views.FXMLView.lambda$loadSynchronously$1(FXMLView.java:96) ~[JabRef–importBookends–latest.jar:?]
at javafx.fxml.FXMLLoader$ValueElement.processAttribute(FXMLLoader.java:929) ~[jfxrt.jar:?]
at javafx.fxml.FXMLLoader$InstanceDeclarationElement.processAttribute(FXMLLoader.java:971) ~[jfxrt.jar:?]
at javafx.fxml.FXMLLoader$Element.processStartElement(FXMLLoader.java:220) ~[jfxrt.jar:?]
at javafx.fxml.FXMLLoader$ValueElement.processStartElement(FXMLLoader.java:744) ~[jfxrt.jar:?]
at javafx.fxml.FXMLLoader.processStartElement(FXMLLoader.java:2707) ~[jfxrt.jar:?]
at javafx.fxml.FXMLLoader.loadImpl(FXMLLoader.java:2527) ~[jfxrt.jar:?]
at javafx.fxml.FXMLLoader.loadImpl(FXMLLoader.java:2441) ~[jfxrt.jar:?]
at javafx.fxml.FXMLLoader.load(FXMLLoader.java:2409) ~[jfxrt.jar:?]
at com.airhacks.afterburner.views.FXMLView.loadSynchronously(FXMLView.java:99) ~[JabRef–importBookends–latest.jar:?]
… 12 more
15:34:19.803 [pool-3-thread-3] WARN org.jabref.logic.net.URLDownload - Fix SSL exceptions by accepting ALL certificates