Build: NetBeans IDE 7.3.1 (Build 201306052037)
VM: Java HotSpot(TM) 64-Bit Server VM, 24.0-b56, Java(TM) SE Runtime Environment, 1.7.0_40-b43
OS: Linux

User Comments:
GUEST: tools->options->format

and then, bang!

GUEST: <Please provide a description of the problem or the steps to reproduce>

GUEST: Open Option from Tool menu

GUEST: When I first run Tools->Options, and go to  editor and then code complation, there is nothing there and it throws the exception. When I close the window Options, and try to open it again, it doesn't let me to open it, throwing the error message.

steve612: in editor settings, code completion is empty and then the exception appears. When I close the Options window, after that I can't open it again. thanks




Stacktrace: 
java.lang.NullPointerException
   at org.netbeans.api.editor.mimelookup.MimePath.parseImpl(MimePath.java:446)
   at org.netbeans.api.editor.mimelookup.MimePath.parse(MimePath.java:234)
   at org.netbeans.api.editor.mimelookup.MimeLookup.getLookup(MimeLookup.java:134)
   at org.netbeans.modules.options.editor.completion.CodeCompletionOptionsPanelController$PreferencesFactory.getPreferences(CodeCompletionOptionsPanelController.java:273)
   at org.netbeans.modules.options.editor.completion.CodeCompletionOptionsSelector.getCustomizer(CodeCompletionOptionsSelector.java:110)
   at org.netbeans.modules.options.editor.completion.CodeCompletionOptionsSelector.getSelectedCustomizer(CodeCompletionOptionsSelector.java:96)