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Bug
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    Resolution: Duplicate
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P1: Critical
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    None
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    5.2.1, 5.3.1
 
When I close my laptop's lid Qt creator crushes and stays in memory.
Qt Creator was installed in /opt, all requested permissions for directory was given.
Xubuntu 14.04, all actions for lid closing were switched off in power manager.
When I start QtCreator it starts quietly, but when I close my lid...:
    /opt/Qt/Tools/QtCreator/bin/qtcreator
    QBackingStore::flush() called for  QWidgetWindow(0xa9ae378, name = "Core::Internal::MainWindowClassWindow")  which does not have a handle. 
    QBackingStore::flush() called for  QWidgetWindow(0xa9ae378, name = "Core::Internal::MainWindowClassWindow")  which does not have a handle. 
    QXcbConnection: XCB error: 3 (BadWindow), sequence: 667, resource id: 0, major code: 15 (QueryTree), minor code: 0
    QBackingStore::flush() called for  QWidgetWindow(0xa9ae378, name = "Core::Internal::MainWindowClassWindow")  which does not have a handle. 
    QBackingStore::flush() called for  QWidgetWindow(0xa9ae378, name = "Core::Internal::MainWindowClassWindow")  which does not have a handle. 
    QBackingStore::flush() called for  QWidgetWindow(0xa9ae378, name = "Core::Internal::MainWindowClassWindow")  which does not have a handle. 
    QBackingStore::flush() called for  QWidgetWindow(0xa9ae378, name = "Core::Internal::MainWindowClassWindow")  which does not have a handle. 
    QBackingStore::flush() called for  QWidgetWindow(0xa9ae378, name = "Core::Internal::MainWindowClassWindow")  which does not have a handle. 
    QBackingStore::flush() called for  QWidgetWindow(0xa9ae378, name = "Core::Internal::MainWindowClassWindow")  which does not have a handle. 
    QBackingStore::flush() called for  QWidgetWindow(0xa9ae378, name = "Core::Internal::MainWindowClassWindow")  which does not have a handle. 
    QBackingStore::flush() called for  QWidgetWindow(0xa9ae378, name = "Core::Internal::MainWindowClassWindow")  which does not have a handle. 
    QBackingStore::flush() called for  QWidgetWindow(0xa9ae378, name = "Core::Internal::MainWindowClassWindow")  which does not have a handle. 
    QBackingStore::flush() called for  QWidgetWindow(0xa9ae378, name = "Core::Internal::MainWindowClassWindow")  which does not have a handle. 
    QBackingStore::flush() called for  QWidgetWindow(0xa9ae378, name = "Core::Internal::MainWindowClassWindow")  which does not have a handle. 
    QBackingStore::flush() called for  QWidgetWindow(0xa9ae378, name = "Core::Internal::MainWindowClassWindow")  which does not have a handle. 
    QBackingStore::flush() called for  QWidgetWindow(0xa9ae378, name = "Core::Internal::MainWindowClassWindow")  which does not have a handle. 
    QBackingStore::flush() called for  QWidgetWindow(0xa9ae378, name = "Core::Internal::MainWindowClassWindow")  which does not have a handle. 
    QBackingStore::flush() called for  QWidgetWindow(0xa9ae378, name = "Core::Internal::MainWindowClassWindow")  which does not have a handle. 
    QBackingStore::flush() called for  QWidgetWindow(0xa9ae378, name = "Core::Internal::MainWindowClassWindow")  which does not have a handle. 
    QBackingStore::flush() called for  QWidgetWindow(0xa9ae378, name = "Core::Internal::MainWindowClassWindow")  which does not have a handle. 
    QBackingStore::flush() called for  QWidgetWindow(0xa9ae378, name = "Core::Internal::MainWindowClassWindow")  which does not have a handle. 
    ^C
My laptop is Lenovo G530
- relates to
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QTBUG-38326 Qt Creator window disappears when plugging out second monitor
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 - Closed
 
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