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java.lang.ArrayIndexOutOfBoundsException: No such child: 0 at java.awt.Container.getComponent(Unknown Source) at com.intellij.openapi.fileEditor.impl.EditorWindow.unsplit(EditorWindow.java:589) at com.intellij.openapi.fileEditor.impl.FileEditorManagerImpl$4.run(FileEditorManagerImpl.java:424) at com.intellij.openapi.fileEditor.impl.EditorsSplitters.runChange(EditorsSplitters.java:614) at com.intellij.openapi.fileEditor.impl.FileEditorManagerImpl.a(FileEditorManagerImpl.java:404) at com.intellij.openapi.fileEditor.impl.FileEditorManagerImpl.access$400(FileEditorManagerImpl.java:83) at com.intellij.openapi.fileEditor.impl.FileEditorManagerImpl$3.run(FileEditorManagerImpl.java:383) at com.intellij.openapi.command.impl.CommandProcessorImpl.executeCommand(CommandProcessorImpl.java:110) at com.intellij.openapi.command.impl.CommandProcessorImpl.executeCommand(CommandProcessorImpl.java:86) at com.intellij.openapi.command.impl.CommandProcessorImpl.executeCommand(CommandProcessorImpl.java:78) at com.intellij.openapi.fileEditor.impl.FileEditorManagerImpl.closeFile(FileEditorManagerImpl.java:381) at com.intellij.openapi.fileEditor.impl.FileEditorManagerImpl.closeFile(FileEditorManagerImpl.java:370) at com.intellij.openapi.fileEditor.impl.FileEditorManagerImpl.closeAllFiles(FileEditorManagerImpl.java:1340) at com.intellij.openapi.fileEditor.impl.FileEditorManagerImpl.projectClosed(FileEditorManagerImpl.java:1018) at com.intellij.openapi.project.impl.ProjectImpl.d(ProjectImpl.java:324) at com.intellij.openapi.project.impl.ProjectImpl.access$300(ProjectImpl.java:66) at com.intellij.openapi.project.impl.ProjectImpl$MyProjectManagerListener.projectClosed(ProjectImpl.java:350) at com.intellij.openapi.project.impl.ProjectManagerImpl$2.projectClosed(ProjectManagerImpl.java:144) at com.intellij.openapi.project.impl.ProjectManagerImpl.e(ProjectManagerImpl.java:943) at com.intellij.openapi.project.impl.ProjectManagerImpl.a(ProjectManagerImpl.java:868) at com.intellij.openapi.project.impl.ProjectManagerImpl.closeProject(ProjectManagerImpl.java:850) at com.intellij.ide.impl.ProjectUtil.closeProject(ProjectUtil.java:87) at com.intellij.ide.actions.CloseProjectAction.actionPerformed(CloseProjectAction.java:35) at com.intellij.openapi.actionSystem.impl.ActionMenuItem$ActionTransmitter.actionPerformed(ActionMenuItem.java:214) at javax.swing.AbstractButton.fireActionPerformed(Unknown Source) at com.intellij.openapi.actionSystem.impl.ActionMenuItem.fireActionPerformed(ActionMenuItem.java:82) at com.intellij.ui.plaf.beg.BegMenuItemUI.a(BegMenuItemUI.java:496) at com.intellij.ui.plaf.beg.BegMenuItemUI.access$300(BegMenuItemUI.java:43) at com.intellij.ui.plaf.beg.BegMenuItemUI$MyMouseInputHandler.mouseReleased(BegMenuItemUI.java:516) at java.awt.Component.processMouseEvent(Unknown Source) at javax.swing.JComponent.processMouseEvent(Unknown Source) at java.awt.Component.processEvent(Unknown Source) at java.awt.Container.processEvent(Unknown Source) at java.awt.Component.dispatchEventImpl(Unknown Source) at java.awt.Container.dispatchEventImpl(Unknown Source) at java.awt.Component.dispatchEvent(Unknown Source) at java.awt.LightweightDispatcher.retargetMouseEvent(Unknown Source) at java.awt.LightweightDispatcher.processMouseEvent(Unknown Source) at java.awt.LightweightDispatcher.dispatchEvent(Unknown Source) at java.awt.Container.dispatchEventImpl(Unknown Source) at java.awt.Window.dispatchEventImpl(Unknown Source) at java.awt.Component.dispatchEvent(Unknown Source) at java.awt.EventQueue.dispatchEvent(Unknown Source) at com.intellij.ide.IdeEventQueue.f(IdeEventQueue.java:621) at com.intellij.ide.IdeEventQueue.b(IdeEventQueue.java:507) at com.intellij.ide.IdeEventQueue.dispatchEvent(IdeEventQueue.java:372) at java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source) at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source) at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source) at java.awt.EventDispatchThread.pumpEvents(Unknown Source) at java.awt.EventDispatchThread.pumpEvents(Unknown Source) at java.awt.EventDispatchThread.run(Unknown Source)