java.lang.IllegalArgumentException: Sections overlap
   at org.netbeans.modules.editor.guards.GuardedSectionsImpl.checkOverlap(GuardedSectionsImpl.java:310)
   at org.netbeans.modules.editor.guards.GuardedSectionsImpl.checkNewSection(GuardedSectionsImpl.java:299)
   at org.netbeans.modules.editor.guards.GuardedSectionsImpl.createSimpleSection(GuardedSectionsImpl.java:160)
   at org.netbeans.api.editor.guards.GuardedSectionManager.createSimpleSection(GuardedSectionManager.java:107)
   at org.netbeans.modules.vmd.codegen.CodeUtils.createSimpleSectionAfter(CodeUtils.java:108)
   at org.netbeans.modules.vmd.api.codegen.MultiGuardedSection.switchToEditable(MultiGuardedSection.java:123)
   at org.netbeans.modules.vmd.midp.components.sources.EventSourceCD$2.generateMultiGuardedSectionCode(EventSourceCD.java:134)
   at org.netbeans.modules.vmd.api.codegen.CodeMultiGuardedLevelPresenter.generateMultiGuardedSectionCode(CodeMultiGuardedLevelPresenter.java:61)
   at org.netbeans.modules.vmd.midp.components.displayables.ListCode$ListActionCodeClassLevelPresenter.generateClassBodyCode(ListCode.java:478)
   at org.netbeans.modules.vmd.api.codegen.JavaCodeGenerator.generateCodeCore(JavaCodeGenerator.java:135)
   at org.netbeans.modules.vmd.api.codegen.JavaCodeGenerator.access$100(JavaCodeGenerator.java:60)
   at org.netbeans.modules.vmd.api.codegen.JavaCodeGenerator$2.run(JavaCodeGenerator.java:100)
   at org.netbeans.editor.GuardedDocument.runAtomic(GuardedDocument.java:327)
   at org.openide.text.NbDocument.runAtomic(NbDocument.java:411)
   at org.netbeans.modules.vmd.api.codegen.JavaCodeGenerator.generateCode(JavaCodeGenerator.java:98)
   at org.netbeans.modules.vmd.midp.codegen.MidpCodeGenerator.updateCodeFromModel(MidpCodeGenerator.java:85)
   at org.netbeans.modules.vmd.io.CodeResolver$3.run(CodeResolver.java:169)
   at org.openide.util.Mutex.readAccess(Mutex.java:362)
   at org.netbeans.modules.vmd.api.model.TransactionManager$1.run(TransactionManager.java:87)
   at org.openide.util.Mutex.readAccess(Mutex.java:362)
   at org.netbeans.modules.vmd.api.model.DescriptorRegistry$2.run(DescriptorRegistry.java:121)
   at org.openide.util.Mutex.readAccess(Mutex.java:362)
   at org.netbeans.modules.vmd.api.model.GlobalDescriptorRegistry.readAccess(GlobalDescriptorRegistry.java:159)
   at org.netbeans.modules.vmd.api.model.DescriptorRegistry.readAccess(DescriptorRegistry.java:119)
   at org.netbeans.modules.vmd.api.model.TransactionManager.readAccess(TransactionManager.java:85)
   at org.netbeans.modules.vmd.io.CodeResolver.update(CodeResolver.java:166)
   at org.netbeans.modules.vmd.io.CodeResolver.forceUpdateCode(CodeResolver.java:97)
   at org.netbeans.modules.vmd.api.io.providers.IOSupport.forceUpdateCode(IOSupport.java:130)
   at org.netbeans.modules.vmd.io.javame.MEDesignEditorSupport.saveDocumentCore(MEDesignEditorSupport.java:135)
   at org.netbeans.modules.vmd.io.javame.MEDesignEditorSupport$1.run(MEDesignEditorSupport.java:111)
   at org.openide.filesystems.EventControl.runAtomicAction(EventControl.java:122)
   at org.openide.filesystems.FileSystem.runAtomicAction(FileSystem.java:539)
   at org.netbeans.modules.vmd.io.javame.MEDesignEditorSupport.saveDocument(MEDesignEditorSupport.java:129)
   at org.netbeans.modules.mobility.editor.pub.J2MEDataObject$J2MEEditorSupport$Environment$SaveSupport.save(J2MEDataObject.java:197)
   at org.netbeans.core.NbTopManager.saveAll(NbTopManager.java:413)
   at org.netbeans.core.NbTopManager.access$700(NbTopManager.java:93)
   at org.netbeans.core.NbTopManager$NbLifecycleManager.saveAll(NbTopManager.java:570)
   at org.apache.tools.ant.module.run.TargetExecutor.run(TargetExecutor.java:414)
   at org.netbeans.core.execution.RunClassThread.run(RunClassThread.java:151)