Well, most bugs are fixed very easy. As your bug report is excellent I knew right after reading where to hit the code.
Oliver > >> Thanks for reporting! Fixed in svn. >> > Great! It took you less time to guess the error and write the one-liner > that fixes the bug than for me to compile the release 2750 (around the > time 1.1.2 was released) and realize the bug had always been there. > > Current SVN version compiled and bug killed. > > Thank you. > >>> On Saturday, 18 June 2011, at 23:11:01 +0200, >>> Felix Hartmann wrote: >>> >>>> For me v1.2 on Windows crashes pretty frequently. I happens when zooming >>>> in via the mousewheel. >>>> >>> Current QLGT from SVN (r2858) also crashes on me, by simply clicking the >>> right mouse button over the bottom left "Manage your Geo Data" lower pane >>> (where the "Lost& Found" and "Database" icons are shown). I have tried >>> this from both an already configured QLGT user installation (some vector >>> maps already configured, QLGT used before) and from a clean installi (no >>> user configuration, no maps, nothing loaded, just run QLGT an click right >>> mouse button). >>> >>> This happens to me using a binary compiled by me, as well as using the >>> Ubuntu >>> 11.04 package as available in the Roman Müllenschläder's Ubuntu PPA. >>> >>> When run from inside GDB, the version I compiled shows the following back >>> trace after the crash: >>> >>> Program received signal SIGSEGV, Segmentation fault. >>> 0x082f97d2 in QTreeWidgetItem::parent() const () >>> (gdb) bt >>> #0 0x082f97d2 in QTreeWidgetItem::parent() const () >>> #1 0x082ee56e in CGeoDB::slotContextMenuDatabase(QPoint const&) () >>> #2 0x0830c019 in CGeoDB::qt_metacall(QMetaObject::Call, int, void**) () >>> #3 0xb6ba06ba in QMetaObject::metacall(QObject*, QMetaObject::Call, int, >>> void**) () from /usr/lib/libQtCore.so.4 >>> #4 0xb6bb04ff in QMetaObject::activate(QObject*, QMetaObject const*, int, >>> void**) () from /usr/lib/libQtCore.so.4 >>> #5 0xb6e53183 in QWidget::customContextMenuRequested(QPoint const&) () >>> from /usr/lib/libQtGui.so.4 >>> #6 0xb6e5dcb9 in QWidget::event(QEvent*) () from /usr/lib/libQtGui.so.4 >>> #7 0xb724ef63 in QFrame::event(QEvent*) () from /usr/lib/libQtGui.so.4 >>> #8 0xb72dd5d2 in QAbstractScrollArea::viewportEvent(QEvent*) () from >>> /usr/lib/libQtGui.so.4 >>> #9 0xb737c797 in QAbstractItemView::viewportEvent(QEvent*) () from >>> /usr/lib/libQtGui.so.4 >>> #10 0xb73c43f3 in QTreeView::viewportEvent(QEvent*) () from >>> /usr/lib/libQtGui.so.4 >>> #11 0xb72dfed5 in ?? () from /usr/lib/libQtGui.so.4 >>> #12 0xb6b9a25a in >>> QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) >>> () from /usr/lib/libQtCore.so.4 >>> #13 0xb6e04d00 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () >>> from /usr/lib/libQtGui.so.4 >>> #14 0xb6e09c62 in QApplication::notify(QObject*, QEvent*) () from >>> /usr/lib/libQtGui.so.4 >>> #15 0xb6b9a0bb in QCoreApplication::notifyInternal(QObject*, QEvent*) () >>> from /usr/lib/libQtCore.so.4 >>> #16 0xb6e8f343 in ?? () from /usr/lib/libQtGui.so.4 >>> #17 0xb6e8d746 in QApplication::x11ProcessEvent(_XEvent*) () from >>> /usr/lib/libQtGui.so.4 >>> #18 0xb6eb8b84 in ?? () from /usr/lib/libQtGui.so.4 >>> #19 0xb35bfaa8 in g_main_context_dispatch () from >>> /lib/i386-linux-gnu/libglib-2.0.so.0 >>> #20 0xb35c0270 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0 >>> #21 0xb35c0524 in g_main_context_iteration () from >>> /lib/i386-linux-gnu/libglib-2.0.so.0 >>> #22 0xb6bc753c in >>> QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) >>> () from /usr/lib/libQtCore.so.4 >>> #23 0xb6eb8775 in ?? () from /usr/lib/libQtGui.so.4 >>> #24 0xb6b99289 in >>> QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from >>> /usr/lib/libQtCore.so.4 >>> #25 0xb6b99522 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) >>> () from /usr/lib/libQtCore.so.4 >>> #26 0xb6b9decc in QCoreApplication::exec() () from /usr/lib/libQtCore.so.4 >>> #27 0xb6e028e7 in QApplication::exec() () from /usr/lib/libQtGui.so.4 >>> #28 0x08106a7c in main () >>> >>> I don't know if this can be a problem with Qt more than related to QLGT >>> itself. The fact is, somewhere along the 1.1.2 -> 1.2.0 cycle it started >>> happening, but as at the time I was doing some "coding" for QLGT, I tough >>> these crashes could have something to do with me breaking the code in >>> unexpected ways. It doesn't seem so. >>> >>> A list of relevant system binaries and information follows: >>> >>> Linux desktop 2.6.38-8-generic-pae #42-Ubuntu SMP Mon Apr 11 05:17:09 UTC >>> 2011 i686 athlon i386 GNU/Linux >>> >>> libqtgui4: 4:4.7.2-0ubuntu6.1 >>> libqtcore4: 4:4.7.2-0ubuntu6.1 >>> libqt4-opengl: 4:4.7.2-0ubuntu6.1 >>> libglib2.0-0: 2.28.6-0ubuntu1 >>> >>> >>> Don't know if this bug report is useful, if not, please disregard or ask >>> for additional information or testing. Please tell me the SVN release >>> number for the 1.1.2 version, so if everything else fails I can start >>> binary searching for the changeset that caused the error, if any. >>> >>> Greetings, >>> >>> >>> >>> >>> ------------------------------------------------------------------------------ >>> All the data continuously generated in your IT infrastructure contains a >>> definitive record of customers, application performance, security >>> threats, fraudulent activity and more. Splunk takes this data and makes >>> sense of it. Business sense. IT sense. Common sense.. >>> http://p.sf.net/sfu/splunk-d2d-c1 >>> >>> >>> >>> _______________________________________________ >>> Qlandkartegt-users mailing list >>> [email protected] >>> https://lists.sourceforge.net/lists/listinfo/qlandkartegt-users >> >> >> ------------------------------------------------------------------------------ >> All the data continuously generated in your IT infrastructure contains a >> definitive record of customers, application performance, security >> threats, fraudulent activity and more. Splunk takes this data and makes >> sense of it. Business sense. IT sense. Common sense.. >> http://p.sf.net/sfu/splunk-d2d-c1 >> _______________________________________________ >> Qlandkartegt-users mailing list >> [email protected] >> https://lists.sourceforge.net/lists/listinfo/qlandkartegt-users >> > > > > ------------------------------------------------------------------------------ > All the data continuously generated in your IT infrastructure contains a > definitive record of customers, application performance, security > threats, fraudulent activity and more. Splunk takes this data and makes > sense of it. Business sense. IT sense. Common sense.. > http://p.sf.net/sfu/splunk-d2d-c1 > > > > _______________________________________________ > Qlandkartegt-users mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/qlandkartegt-users ------------------------------------------------------------------------------ All the data continuously generated in your IT infrastructure contains a definitive record of customers, application performance, security threats, fraudulent activity and more. Splunk takes this data and makes sense of it. Business sense. IT sense. Common sense.. http://p.sf.net/sfu/splunk-d2d-c1 _______________________________________________ Qlandkartegt-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/qlandkartegt-users
