From kde-bugs-dist  Fri Mar 31 20:51:56 2006
From: Tim Harper <tim () matchbin ! com>
Date: Fri, 31 Mar 2006 20:51:56 +0000
To: kde-bugs-dist
Subject: [Bug 124674] New: KDevelop Crashes when pressing Alt-Up or Alt-Down
Message-Id: <20060331225153.124674.tim () matchbin ! com>
X-MARC-Message: https://marc.info/?l=kde-bugs-dist&m=114383832029089

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http://bugs.kde.org/show_bug.cgi?id=124674         
           Summary: KDevelop Crashes when pressing Alt-Up or Alt-Down source
                    files loaded in editor
           Product: kdevelop
           Version: 3.3.2
          Platform: Fedora RPMs
        OS/Version: Linux
            Status: UNCONFIRMED
          Severity: normal
          Priority: NOR
         Component: general
        AssignedTo: kdevelop-bugs kdevelop org
        ReportedBy: tim matchbin com


Version:           3.3.2 (using KDE KDE 3.5.1)
Installed from:    Fedora RPMs
Compiler:          gcc version 4.1.0 20060304 (Red Hat 4.1.0-3) Configured with: ../configure --prefix=/usr --mandir=/usr/share/man --infodir=/usr/share/info --enable-shared --enable-threads=posix --enable-checking=release --with-system-zlib --enable-__cxa_atexit --disable-libunwind-exceptions --enable-libgcj-multifile --enable-languages=c,c++,objc,obj-c++,java,fortran,ada --enable-java-awt=gtk --disable-dssi --with-java-home=/usr/lib/jvm/java-1.4.2-gcj-1.4.2.0/jre --with-cpu=generic --host=i386-redhat-linux
OS:                Linux

To reproduce: 
Open KDevelop
Close any project and editor windows.
Push "Alt Up" (or whatever you have binded Last Accessed Window to)
kdevelop crashes

Here is the traceback:

Using host libthread_db library "/lib/libthread_db.so.1".
[Thread debugging using libthread_db enabled]
[New Thread -1210816848 (LWP 11466)]
[New Thread -1223816288 (LWP 11484)]
[KCrash handler]
#9  0x49edc14c in KMdiMainFrm::eventFilter () from /usr/lib/libkmdi.so.1
#10 0x4623e6cc in QObject::activate_filters ()
   from /usr/lib/qt-3.3/lib/libqt-mt.so.3
#11 0x4623e74b in QObject::event () from /usr/lib/qt-3.3/lib/libqt-mt.so.3
#12 0x4627b2cc in QWidget::event () from /usr/lib/qt-3.3/lib/libqt-mt.so.3
#13 0x46347642 in QMainWindow::event () from /usr/lib/qt-3.3/lib/libqt-mt.so.3
#14 0x49ed57bc in KMdiMainFrm::event () from /usr/lib/libkmdi.so.1
#15 0x461d6a1b in QApplication::internalNotify ()
   from /usr/lib/qt-3.3/lib/libqt-mt.so.3
#16 0x461d84bb in QApplication::notify ()
   from /usr/lib/qt-3.3/lib/libqt-mt.so.3
#17 0x4922bac3 in KApplication::notify () from /usr/lib/libkdecore.so.4
#18 0x4616c1f3 in QETWidget::translateKeyEvent ()
   from /usr/lib/qt-3.3/lib/libqt-mt.so.3
#19 0x4616d0db in QApplication::x11ProcessEvent ()
   from /usr/lib/qt-3.3/lib/libqt-mt.so.3
#20 0x4617f07b in QEventLoop::processEvents ()
   from /usr/lib/qt-3.3/lib/libqt-mt.so.3
#21 0x461f0135 in QEventLoop::enterLoop ()
   from /usr/lib/qt-3.3/lib/libqt-mt.so.3
#22 0x461effde in QEventLoop::exec () from /usr/lib/qt-3.3/lib/libqt-mt.so.3
#23 0x461d665f in QApplication::exec () from /usr/lib/qt-3.3/lib/libqt-mt.so.3
#24 0x0804ef87 in main (argc=-16777216, argv=0xff000000)
    at /home/tim/development/sources/kde-head/kdevelop/src/main.cpp:145


---------------

Obviously, one quick fix for this is to just disable the shortcut, but the expected behavior is for it to not to crash, naturally.