java.lang.NullPointerException
   at org.netbeans.modules.findbugs.options.FindBugsPanel.store(FindBugsPanel.java:441)
   at org.netbeans.modules.findbugs.options.FindBugsOptionsPanelController.applyChanges(FindBugsOptionsPanelController.java:92)
   at org.netbeans.modules.options.editor.FolderBasedController.applyChanges(FolderBasedController.java:139)
   at org.netbeans.modules.options.TabbedController.applyChanges(TabbedController.java:111)
   at org.netbeans.modules.options.CategoryModel$Category.applyChanges(CategoryModel.java:379)
   at org.netbeans.modules.options.CategoryModel$Category.access$1100(CategoryModel.java:302)
   at org.netbeans.modules.options.CategoryModel.save(CategoryModel.java:198)
   at org.netbeans.modules.options.OptionsPanel.save(OptionsPanel.java:293)
   at org.netbeans.modules.options.OptionsPanel.save(OptionsPanel.java:277)
   at org.netbeans.modules.options.OptionsDisplayerImpl$OptionsPanelListener$3.run(OptionsDisplayerImpl.java:514)
   at org.netbeans.modules.progress.ui.RunOffEDTImpl$3.run(RunOffEDTImpl.java:252)
   at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1418)
   at org.netbeans.modules.openide.util.GlobalLookup.execute(GlobalLookup.java:45)
   at org.openide.util.lookup.Lookups.executeWith(Lookups.java:278)
   at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2033)
Caused: org.openide.util.RequestProcessor$SlowItem: task failed due to: java.lang.NullPointerException
   at org.openide.util.RequestProcessor.post(RequestProcessor.java:395)
   at org.netbeans.modules.progress.ui.RunOffEDTImpl.runOffEventThreadCustomDialogImpl(RunOffEDTImpl.java:248)
   at org.netbeans.modules.progress.ui.RunOffEDTImpl.runOffEventThreadWithCustomDialogContent(RunOffEDTImpl.java:227)
   at org.netbeans.api.progress.ProgressUtils.runOffEventThreadWithCustomDialogContent(ProgressUtils.java:181)
   at org.netbeans.modules.options.OptionsDisplayerImpl$OptionsPanelListener.saveOptionsOffEDT(OptionsDisplayerImpl.java:508)
   at org.netbeans.modules.options.OptionsDisplayerImpl$OptionsPanelListener.actionPerformed(OptionsDisplayerImpl.java:485)
   at org.netbeans.core.windows.services.NbPresenter$ButtonListener.actionPerformed(NbPresenter.java:1373)
   at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1967)
   at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2308)
   at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:405)
   at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:262)
   at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(BasicButtonListener.java:269)
   at java.awt.Component.processMouseEvent(Component.java:6578)
   at javax.swing.JComponent.processMouseEvent(JComponent.java:3343)
   at java.awt.Component.processEvent(Component.java:6343)
   at java.awt.Container.processEvent(Container.java:2259)
   at java.awt.Component.dispatchEventImpl(Component.java:4961)
   at java.awt.Container.dispatchEventImpl(Container.java:2317)
   at java.awt.Component.dispatchEvent(Component.java:4793)
   at java.awt.LightweightDispatcher.retargetMouseEvent(LightweightDispatcher.java:4904)
   at java.awt.LightweightDispatcher.processMouseEvent(LightweightDispatcher.java:4539)
   at java.awt.LightweightDispatcher.dispatchEvent(LightweightDispatcher.java:4480)
   at java.awt.Container.dispatchEventImpl(Container.java:2303)
   at java.awt.Window.dispatchEventImpl(Window.java:2758)
   at java.awt.Component.dispatchEvent(Component.java:4793)
   at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:766)
   at java.awt.EventQueue.access$500(EventQueue.java:97)
   at java.awt.EventQueue$3.run(EventQueue.java:717)
   at java.awt.EventQueue$3.run(EventQueue.java:711)
   at java.security.AccessController.doPrivileged(AccessController.java:0)
   at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:89)
   at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:99)
   at java.awt.EventQueue$4.run(EventQueue.java:739)
   at java.awt.EventQueue$4.run(EventQueue.java:737)
   at java.security.AccessController.doPrivileged(AccessController.java:0)
   at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:89)
   at java.awt.EventQueue.dispatchEvent(EventQueue.java:736)
   at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:136)
   at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:199)
   at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:124)
   at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:113)
   at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:109)
   at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)
   at java.awt.EventDispatchThread.run(EventDispatchThread.java:90)