Error during dispatching of java.awt.event.MouseEvent[MOUSE_MOVED,(833,344),absolute(2113,344),button=0,clickCount=0] on frame0
[Build info]
build number: 3076
version name: JetBrains MPS EAP
build date: Fri Apr 17 00:00:00 MSD 2009
java.lang.NullPointerException
at javax.swing.ToolTipManager.initiateToolTip(ToolTipManager.java:473)
at javax.swing.ToolTipManager.mouseEntered(ToolTipManager.java:430)
at java.awt.AWTEventMulticaster.mouseEntered(AWTEventMulticaster.java:283)
at java.awt.Component.processMouseEvent(Component.java:6050)
at javax.swing.JComponent.processMouseEvent(JComponent.java:3265)
at java.awt.Component.processEvent(Component.java:5806)
at java.awt.Container.processEvent(Container.java:2058)
at java.awt.Component.dispatchEventImpl(Component.java:4413)
at java.awt.Container.dispatchEventImpl(Container.java:2116)
at java.awt.Component.dispatchEvent(Component.java:4243)
at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4322)
at java.awt.LightweightDispatcher.trackMouseEnterExit(Container.java:4111)
at java.awt.LightweightDispatcher.processMouseEvent(Container.java:3968)
at java.awt.LightweightDispatcher.dispatchEvent(Container.java:3916)
at java.awt.Container.dispatchEventImpl(Container.java:2102)
at java.awt.Window.dispatchEventImpl(Window.java:2440)
at java.awt.Component.dispatchEvent(Component.java:4243)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:599)
at com.intellij.ide.IdeEventQueue.defaultDispatchEvent(IdeEventQueue.java:500)
at com.intellij.ide.IdeEventQueue._dispatchEvent(IdeEventQueue.java:466)
at com.intellij.ide.IdeEventQueue.dispatchEvent(IdeEventQueue.java:338)
at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:273)
at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:183)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:173)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:168)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:160)
at java.awt.EventDispatchThread.run(EventDispatchThread.java:121)