crash in tile code

[Casper Boemann]

Hi

About 10 days ago Adrain commited (rev 516392) som tile code changes.

It makes undo in transform tool not work, plus I got this crash (It doesn't 
crash in current svn, but transform tool still don't have undo):

Adrian could you please take a look.

Using host libthread_db library "/lib/tls/libthread_db.so.1".
[Thread debugging using libthread_db enabled]
[New Thread -1235175200 (LWP 19155)]
[KCrash handler]
#5  0xb61341e8 in KisTile::getNext (this=0x0) at kis_tile.h:52
#6  0xb613297f in KisTiledDataManager::deleteTiles (this=0x86e1bd8, 
    d=0x86c3250)
    at /home/cbr/devel/koffice/krita/core/tiles/kis_tileddatamanager.cc:565
#7  0xb613304a in KisTiledDataManager::rollback (this=0x86e1bd8, 
    memento=@0xbffeff60)
    at /home/cbr/devel/koffice/krita/core/tiles/kis_tileddatamanager.cc:474
#8  0xb6122ccc in KisDataManager::rollback (this=0x86e1bd8, 
    memento=@0xbffeff90) at kis_datamanager.h:77
#9  0xb611e901 in KisPaintDevice::rollback (this=0x87777b0, 
    memento=@0xbffeffe8)
    at /home/cbr/devel/koffice/krita/core/kis_paint_device.cc:563
#10 0xb6119eb1 in KisTransaction::unexecute (this=0x86a67f8)
    at /home/cbr/devel/koffice/krita/core/kis_transaction.cc:72
#11 0xb6115a6b in KisSelectedTransaction::unexecute (this=0x877b988)
    at /home/cbr/devel/koffice/krita/core/kis_selected_transaction.cc:55
#12 0xb53868a5 in (anonymous namespace)::TransformCmd::unexecute (
    this=0x877b988)
    
at /home/cbr/devel/koffice/krita/plugins/tools/tool_transform/kis_tool_transform.cc:126
#13 0xb5db3340 in KoCommandHistory::undo (this=0x8550778)
    at /home/cbr/devel/koffice/lib/kofficeui/KoCommandHistory.cpp:227
#14 0xb5db3f56 in KoCommandHistory::qt_invoke (this=0x8550778, _id=2, 
    _o=0xbfff014c) at KoCommandHistory.moc:250
#15 0xb6e187ff in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#16 0xb6e19290 in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#17 0xb777ed69 in KAction::activated () from /usr/lib/libkdeui.so.4
#18 0xb77b8bf1 in KAction::slotActivated () from /usr/lib/libkdeui.so.4
#19 0xb77d7c1e in KAction::slotPopupActivated () from /usr/lib/libkdeui.so.4
#20 0xb77d7ef1 in KAction::qt_invoke () from /usr/lib/libkdeui.so.4
#21 0xb77d7ffb in KToolBarPopupAction::qt_invoke ()
   from /usr/lib/libkdeui.so.4
#22 0xb6e187ff in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#23 0xb71a6421 in QSignal::signal () from /usr/lib/libqt-mt.so.3
#24 0xb6e35eec in QSignal::activate () from /usr/lib/libqt-mt.so.3
#25 0xb6f3c598 in QPopupMenu::accelActivated () from /usr/lib/libqt-mt.so.3
#26 0xb71c0f93 in QPopupMenu::qt_invoke () from /usr/lib/libqt-mt.so.3
#27 0xb77e24f0 in KPopupMenu::qt_invoke () from /usr/lib/libkdeui.so.4
#28 0xb6e187ff in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#29 0xb6e19106 in QObject::activate_signal () from /usr/lib/libqt-mt.so.3
#30 0xb719e51f in QAccel::activated () from /usr/lib/libqt-mt.so.3
#31 0xb6daad46 in QAccelPrivate::activate () from /usr/lib/libqt-mt.so.3
#32 0xb6dabd26 in QAccelManager::dispatchAccelEvent ()
   from /usr/lib/libqt-mt.so.3
#33 0xb6dac00d in qt_dispatchAccelEvent () from /usr/lib/libqt-mt.so.3
#34 0xb6daf3bc in QApplication::notify () from /usr/lib/libqt-mt.so.3
#35 0xb753ed4e in KApplication::notify () from /usr/lib/libkdecore.so.4
#36 0xb6d408cf in QApplication::sendSpontaneousEvent ()
   from /usr/lib/libqt-mt.so.3
#37 0xb6daa42e in QAccelManager::tryAccelEvent () from /usr/lib/libqt-mt.so.3
#38 0xb6dab081 in qt_tryAccelEvent () from /usr/lib/libqt-mt.so.3
#39 0xb6d33eec in QETWidget::translateKeyEvent () from /usr/lib/libqt-mt.so.3
#40 0xb6d3a567 in QApplication::x11ProcessEvent () from /usr/lib/libqt-mt.so.3
#41 0xb6d53ade in QEventLoop::processEvents () from /usr/lib/libqt-mt.so.3
#42 0xb6dc7b01 in QEventLoop::enterLoop () from /usr/lib/libqt-mt.so.3
#43 0xb6dc7a26 in QEventLoop::exec () from /usr/lib/libqt-mt.so.3
#44 0xb6dadc35 in QApplication::exec () from /usr/lib/libqt-mt.so.3
#45 0xb7fda352 in kdemain (argc=1, argv=0xbfff1114)
    at /home/cbr/devel/koffice/krita/main.cc:41
#46 0x08048712 in main (argc=1, argv=0xbfff1114)
    at ./krita/kdeinit_krita.cpp:2

-- 
best regards / venlig hilsen
Casper Boemann