NPE when paths are not properly configured

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java.lang.NullPointerException
    at com.intellij.ide.actions.ShowSettingsUtilImpl.a
(ShowSettingsUtilImpl.java:36)
    at com.intellij.ide.actions.ShowSettingsUtilImpl.editConfigurable
(ShowSettingsUtilImpl.java:13)
    at org.intellij.lang.jflex.compiler.JFlex$1.run(JFlex.java:194)
    at 
com.intellij.openapi.application.impl.LaterInvocator$FlushQueue.run
(LaterInvocator.java:20)
    at java.awt.event.InvocationEvent.dispatch
(InvocationEvent.java:209)
    at java.awt.EventQueue.dispatchEvent(EventQueue.java:597)
    at com.intellij.ide.IdeEventQueue.c(IdeEventQueue.java:155)
    at com.intellij.ide.IdeEventQueue.b(IdeEventQueue.java:136)
    at com.intellij.ide.IdeEventQueue.dispatchEvent
(IdeEventQueue.java:70)
    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)

Original issue reported on code.google.com by [email protected] on 7 May 2008 at 9:09