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java.lang.Throwable at com.intellij.openapi.diagnostic.Logger.error(Logger.java:132) at com.intellij.util.indexing.IndexableSetContributor.filterOutNulls(IndexableSetContributor.java:70) at com.intellij.util.indexing.IndexableSetContributor.getProjectRootsToIndex(IndexableSetContributor.java:39) at com.intellij.util.indexing.FileBasedIndexImpl.a(FileBasedIndexImpl.java:2235) at com.intellij.util.indexing.FileBasedIndexImpl.iterateIndexableFiles(FileBasedIndexImpl.java:2199) at com.intellij.util.indexing.FileBasedIndexImpl.projectIndexableFiles(FileBasedIndexImpl.java:1023) at com.intellij.util.indexing.FileBasedIndexImpl.a(FileBasedIndexImpl.java:1663) at com.intellij.util.indexing.FileBasedIndexImpl.ensureUpToDate(FileBasedIndexImpl.java:687) at com.intellij.util.indexing.FileBasedIndexImpl.ensureUpToDate(FileBasedIndexImpl.java:655) at com.intellij.util.indexing.FileBasedIndexImpl.processAllKeys(FileBasedIndexImpl.java:597) at com.intellij.util.indexing.FileBasedIndexImpl.processAllKeys(FileBasedIndexImpl.java:586) at com.intellij.util.indexing.FileBasedIndexImpl.getAllKeys(FileBasedIndexImpl.java:580) at mobi.hsz.idea.gitignore.indexing.IgnoreFilesIndex.getKeys(IgnoreFilesIndex.java:207) at mobi.hsz.idea.gitignore.IgnoreManager.isFileIgnored(IgnoreManager.java:176) at mobi.hsz.idea.gitignore.vcs.IgnoreFileStatusProvider.getFileStatus(IgnoreFileStatusProvider.java:70) at com.intellij.openapi.vcs.impl.FileStatusManagerImpl.calcStatus(FileStatusManagerImpl.java:140) at com.intellij.openapi.vcs.impl.FileStatusManagerImpl.getStatus(FileStatusManagerImpl.java:275) at com.intellij.openapi.vcs.impl.LineStatusTrackerManager.b(LineStatusTrackerManager.java:269) at com.intellij.openapi.vcs.impl.LineStatusTrackerManager.access$1800(LineStatusTrackerManager.java:67) at com.intellij.openapi.vcs.impl.LineStatusTrackerManager$MyEditorFactoryListener.editorCreated(LineStatusTrackerManager.java:438) at sun.reflect.GeneratedMethodAccessor157.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at com.intellij.util.EventDispatcher.dispatch(EventDispatcher.java:99) at com.intellij.util.EventDispatcher.access$200(EventDispatcher.java:35) at com.intellij.util.EventDispatcher$2.invoke(EventDispatcher.java:79) at com.sun.proxy.$Proxy32.editorCreated(Unknown Source) at com.intellij.openapi.editor.impl.EditorFactoryImpl.a(EditorFactoryImpl.java:206) at com.intellij.openapi.editor.impl.EditorFactoryImpl.createEditor(EditorFactoryImpl.java:179) at com.intellij.openapi.fileEditor.impl.text.TextEditorComponent.d(TextEditorComponent.java:171) at com.intellij.openapi.fileEditor.impl.text.TextEditorComponent.<init>(TextEditorComponent.java:100) at com.intellij.openapi.fileEditor.impl.text.PsiAwareTextEditorImpl$PsiAwareTextEditorComponent.<init>(PsiAwareTextEditorImpl.java:93) at com.intellij.openapi.fileEditor.impl.text.PsiAwareTextEditorImpl$PsiAwareTextEditorComponent.<init>(PsiAwareTextEditorImpl.java:86) at com.intellij.openapi.fileEditor.impl.text.PsiAwareTextEditorImpl.createEditorComponent(PsiAwareTextEditorImpl.java:71) at com.intellij.openapi.fileEditor.impl.text.TextEditorImpl.<init>(TextEditorImpl.java:58) at com.intellij.openapi.fileEditor.impl.text.PsiAwareTextEditorImpl.<init>(PsiAwareTextEditorImpl.java:44) at com.intellij.openapi.fileEditor.impl.text.PsiAwareTextEditorProvider.createEditor(PsiAwareTextEditorProvider.java:47) at com.intellij.openapi.fileEditor.impl.FileEditorManagerImpl.a(FileEditorManagerImpl.java:883) at com.intellij.util.ui.UIUtil.invokeAndWaitIfNeeded(UIUtil.java:2514) at com.intellij.openapi.fileEditor.impl.FileEditorManagerImpl.openFileImpl4(FileEditorManagerImpl.java:985) at com.intellij.openapi.fileEditor.impl.FileEditorManagerImpl.openFileImpl3(FileEditorManagerImpl.java:799) at com.intellij.openapi.fileEditor.impl.FileEditorManagerImpl.a(FileEditorManagerImpl.java:781) at com.intellij.openapi.command.impl.CoreCommandProcessor.a(CoreCommandProcessor.java:141) at com.intellij.openapi.command.impl.CoreCommandProcessor.executeCommand(CoreCommandProcessor.java:109) at com.intellij.openapi.command.impl.CoreCommandProcessor.executeCommand(CoreCommandProcessor.java:99) at com.intellij.openapi.command.impl.CoreCommandProcessor.executeCommand(CoreCommandProcessor.java:85) at com.intellij.openapi.fileEditor.impl.FileEditorManagerImpl.openFileImpl2(FileEditorManagerImpl.java:781) at com.intellij.openapi.fileEditor.impl.FileEditorManagerImpl.openFileWithProviders(FileEditorManagerImpl.java:712) at com.intellij.openapi.fileEditor.ex.FileEditorManagerEx.openFile(FileEditorManagerEx.java:151) at com.intellij.openapi.fileEditor.impl.FileEditorManagerImpl.a(FileEditorManagerImpl.java:1139) at com.intellij.openapi.command.impl.CoreCommandProcessor.a(CoreCommandProcessor.java:149) at com.intellij.openapi.command.impl.CoreCommandProcessor.executeCommand(CoreCommandProcessor.java:109) at com.intellij.openapi.command.impl.CoreCommandProcessor.executeCommand(CoreCommandProcessor.java:99) at com.intellij.openapi.command.impl.CoreCommandProcessor.executeCommand(CoreCommandProcessor.java:85) at com.intellij.openapi.fileEditor.impl.FileEditorManagerImpl.openEditor(FileEditorManagerImpl.java:1137) at com.intellij.ide.util.EditorHelper.openInEditor(EditorHelper.java:66) at com.intellij.ide.projectView.impl.ProjectViewImpl$MyIdeView.selectElement(ProjectViewImpl.java:1282) at com.intellij.ide.actions.CreateElementActionBase.actionPerformed(CreateElementActionBase.java:78) at com.intellij.openapi.actionSystem.ex.ActionUtil$1.run(ActionUtil.java:199) at com.intellij.openapi.application.TransactionGuardImpl.a(TransactionGuardImpl.java:91) at com.intellij.openapi.application.TransactionGuardImpl.submitTransactionAndWait(TransactionGuardImpl.java:159) at com.intellij.openapi.actionSystem.ex.ActionUtil.performActionDumbAware(ActionUtil.java:213) at com.intellij.openapi.actionSystem.impl.ActionMenuItem$ActionTransmitter.a(ActionMenuItem.java:315) at com.intellij.openapi.wm.impl.FocusManagerImpl.runOnOwnContext(FocusManagerImpl.java:920) at com.intellij.openapi.wm.impl.IdeFocusManagerImpl.runOnOwnContext(IdeFocusManagerImpl.java:130) at com.intellij.openapi.actionSystem.impl.ActionMenuItem$ActionTransmitter.actionPerformed(ActionMenuItem.java:295) at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:2022) at com.intellij.openapi.actionSystem.impl.ActionMenuItem.a(ActionMenuItem.java:112) at com.intellij.openapi.application.TransactionGuardImpl.a(TransactionGuardImpl.java:91) at com.intellij.openapi.application.TransactionGuardImpl.access$300(TransactionGuardImpl.java:41) at com.intellij.openapi.application.TransactionGuardImpl$2.run(TransactionGuardImpl.java:116) at com.intellij.openapi.application.TransactionGuardImpl.submitTransaction(TransactionGuardImpl.java:126) at com.intellij.openapi.application.TransactionGuard.submitTransaction(TransactionGuard.java:122) at com.intellij.openapi.actionSystem.impl.ActionMenuItem.fireActionPerformed(ActionMenuItem.java:112) at com.intellij.ui.plaf.beg.BegMenuItemUI.a(BegMenuItemUI.java:513) at com.intellij.ui.plaf.beg.BegMenuItemUI.access$300(BegMenuItemUI.java:45) at com.intellij.ui.plaf.beg.BegMenuItemUI$MyMouseInputHandler.mouseReleased(BegMenuItemUI.java:533) at java.awt.Component.processMouseEvent(Component.java:6533) at javax.swing.JComponent.processMouseEvent(JComponent.java:3324) at java.awt.Component.processEvent(Component.java:6298) at java.awt.Container.processEvent(Container.java:2236) at java.awt.Component.dispatchEventImpl(Component.java:4889) at java.awt.Container.dispatchEventImpl(Container.java:2294) at java.awt.Component.dispatchEvent(Component.java:4711) at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4888) at java.awt.LightweightDispatcher.processMouseEvent(Container.java:4525) at java.awt.LightweightDispatcher.dispatchEvent(Container.java:4466) at java.awt.Container.dispatchEventImpl(Container.java:2280) at java.awt.Window.dispatchEventImpl(Window.java:2746) at java.awt.Component.dispatchEvent(Component.java:4711) at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:758) at java.awt.EventQueue.access$500(EventQueue.java:97) at java.awt.EventQueue$3.run(EventQueue.java:709) at java.awt.EventQueue$3.run(EventQueue.java:703) at java.security.AccessController.doPrivileged(Native Method) at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:80) at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:90) at java.awt.EventQueue$4.run(EventQueue.java:731) at java.awt.EventQueue$4.run(EventQueue.java:729) at java.security.AccessController.doPrivileged(Native Method) at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:80) at java.awt.EventQueue.dispatchEvent(EventQueue.java:728) at com.intellij.ide.IdeEventQueue.g(IdeEventQueue.java:843) at com.intellij.ide.IdeEventQueue._dispatchEvent(IdeEventQueue.java:675) at com.intellij.ide.IdeEventQueue.dispatchEvent(IdeEventQueue.java:391) at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:201) at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116) at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:105) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93) at java.awt.EventDispatchThread.run(EventDispatchThread.java:82)