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[ BUILD # : 201307011244 ] [ JDK VERSION : 1.7.0_21 ] * create a JavaSE application * create a new JForm * open the source view of the form -> there will be a guarded block with a gray background color * resize the editor window so that there will be a vertical scrollbar * scroll vertically via mouse ACTUAL: the background color is lost, the right margin line is lost. See screenshot EXPECTED: the background color isn't lost, the right margin line isn't lost. There is a proper repaint. FYI: same issue happens in the diff view (green/red/grey background colors are used )
Created attachment 136567 [details] Shows the issue
FYI NOK: 7.4 nightly 7.4beta 7.3 OK: 7.0
*** This bug has been marked as a duplicate of bug 228775 ***