java.io.IOException
        at org.netbeans.api.java.source.ModificationResult.commit(ModificationResult.java:160)
        at org.netbeans.api.java.source.ModificationResult.commit(ModificationResult.java:108)
        at org.netbeans.modules.java.hints.errors.MagicSurroundWithTryCatchFix.implement(MagicSurroundWithTryCatchFix.java:129)
        at org.netbeans.modules.editor.hints.HintsUI$1.run(HintsUI.java:574)
        at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:561)
        at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:986)
org.netbeans.editor.GuardedException: Attempt to insert into guarded block at position 29,376.
        at org.netbeans.editor.GuardedDocument.preInsertCheck(GuardedDocument.java:178)
        at org.netbeans.editor.BaseDocument.insertString(BaseDocument.java:581)
        at org.netbeans.api.java.source.ModificationResult.commit(ModificationResult.java:146)
        at org.netbeans.api.java.source.ModificationResult.commit(ModificationResult.java:108)
        at org.netbeans.modules.java.hints.errors.MagicSurroundWithTryCatchFix.implement(MagicSurroundWithTryCatchFix.java:129)
        at org.netbeans.modules.editor.hints.HintsUI$1.run(HintsUI.java:574)
        at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:561)
        at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:986)