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Pino Toscano authored
- keep ownership of the "export as" menu, and check before manipulating its child widgets: avoid crashes in case the part widget is destroyed before the pa rt is both the problems discovered and debugged with the precious help of Armin Berres, thanks! CCMAIL: trigger@space-based.de svn path=/trunk/KDE/kdegraphics/okular/; revision=863716
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