QTBUG

通过QT menu里添加窗口和打开窗口出现断言死掉问题。

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https://bugreports.qt-project.org/browse/QTBUG-10735?page=com.atlassian.jira.plugin.system.issuetabpanels%3Aall-tabpanel

Details
Type:  Bug 
Status:  Closed 
Priority:  P2: Important 
Resolution: Done 
Affects Version/s: 4.6.2, 4.7.0 
Fix Version/s: 4.6.3 
Component/s: Widgets: Widgets and Dialogs 
Labels: 
None 
Environment: Linux (Gentoo AMD64, KDE 4.4.3, Qt 4.6.2 and 4.7.0 beta1)

Changes: eea978b9744c24200496af4f8a37d76228a29320

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Re: Debug build of Qt abort with ASSERT
Nikos Chantziaras arcor.de>
2010-05-17 03:57:06 GMT

On 05/17/2010 06:35 AM, Bob Babcock wrote:  > Nikos Chantziaras arcor.de>  wrote in  > news:hsom0l$5o6$1  eple.troll.no:  >  >> When building against the debug version of Qt 4.6.2, my application  >> sometimes aborts with:  >>  >>     ASSERT: "!(*watched)" in file widgets/qmenu.cpp, line 997  >>  >> Is it me, or could this be a Qt bug?  >  > I have also seen this with several version of Qt including 4.7 beta 1.  The  > way I trigger it is to open a non-modal dialog from a menu, then go back to  > the menu and move the mouse over the menu items.  I do not understand  > what's wrong, but it goes away if I use Qt::QueuedConnection in the  > connects for the menu.    Thanks.  I've opened a bug about it and quoted you there.  In case you   want to confirm:       http://bugreports.qt.nokia.com/browse/QTBUG-10735