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Link: http://services.netbeans.org/synergy/client/app/#/case/4968/suite/2018 Product Version = NetBeans IDE Dev (Build 201508310002) Operating System = Linux version 3.16.0-40-generic running on amd64 (Ubuntu 14) Java; VM; Vendor = 1.8.0_45 Runtime = Java HotSpot(TM) 64-Bit Server VM 25.45-b02 Reproducibility: Happens every time STEPS: 1. Open rename.ClassB.java, put caret into packege name: rena|me (where '|' is a position of caret) 2. By Ctrl+R invoke Rename dialog 3. Type new name e.g ename_a" 4. Press Preview 5. Press Do Refactoring 6. Press Undo (used Ctrl+Z) ACTUAL: After step 5, refactoring is successful. But, when I do Undo on step 6, i get an error pop up. But, the undo is successful. Attached screenshot of the error. EXPECTED: After step 5, refactoring should be successful. And, when I do Undo on step 6, the undo should also work without any errors.
Created attachment 155814 [details] IDE log
Created attachment 155815 [details] Error popup
If i try to Redo after Step 6, using Ctrl+y, i again see the error popup. From here on, Undo/Redo does not work.
Reassigning for further evaluation.
*** This bug has been marked as a duplicate of bug 254694 ***