Chris Cannam wrote:
> On Fri, Jul 17, 2009 at 6:46 PM, Colin Fletcher<[email protected]> wrote:
>> I was just having a quick play with current svn trunk (r10533), and it
>> crashes for me whenever I open a .rg file, even the ones in
>> data/examples/. Is that expected?
>
> No -- though it isn't very surprising either. If you can get a good
> stack trace from gdb and post it here, it might be helpful.
>
Here you go. It SEGVs in RosegardenMainWindow::setDocument (). Did you
want backtraces from any other threads?
Hopefully this is enough to make the cause obvious for you (sadly, it's
not enough for me). Otherwise, I'll keep looking, but I'm afraid I won't
have the time for that until next Monday or Tuesday.
RosegardenDocument::getMappedDevice - got "", direction 0 recording ==
false, UNBELIEVABLE!!!!!
[ preceding lines repeated many times ]
DataBlockRepository::clear()
Composition::getTrackById(17) - WARNING - track id not found, this is
probably a BUG src/base/Composition.cpp:1534
Available track ids are:
1
2
Warning: Composition::~Composition() with 3 observers still extant
Observers are: 0x8cbc4b0 [N10Rosegarden19SegmentParameterBoxE] 0x8d1e308
[N10Rosegarden17TrackParameterBoxE] 0x9041238
[N10Rosegarden20CompositionModelImplE]
Object::connect: No such signal QScrollBar::nextLine()
Object::connect: No such signal QScrollBar::prevLine()
Object::connect: No such signal
Rosegarden::CompositionView::contentsMoving(int,int)
Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 0xb62f96d0 (LWP 11617)]
0x00000000 in ?? ()
(gdb) bt
#0 0x00000000 in ?? ()
#1 0x082ae1e4 in Rosegarden::RosegardenMainWindow::setDocument ()
#2 0x082b13d0 in Rosegarden::RosegardenMainWindow::openFile ()
#3 0x082baba6 in Rosegarden::RosegardenMainWindow::openFile ()
#4 0x0828f30a in Rosegarden::RosegardenMainWindow::openURL ()
#5 0x082a3f7f in Rosegarden::RosegardenMainWindow::slotFileOpen ()
#6 0x082b6cb2 in Rosegarden::RosegardenMainWindow::qt_metacall ()
#7 0xb72594f9 in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#8 0xb7259930 in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#9 0xb75bedd1 in QAction::triggered () from /usr/lib/libQtGui.so.4
#10 0xb75bf79f in QAction::activate () from /usr/lib/libQtGui.so.4
#11 0xb799aed1 in ?? () from /usr/lib/libQtGui.so.4
#12 0xb799d734 in QMenu::mouseReleaseEvent () from /usr/lib/libQtGui.so.4
#13 0xb761d4a4 in QWidget::event () from /usr/lib/libQtGui.so.4
#14 0xb7998845 in QMenu::event () from /usr/lib/libQtGui.so.4
#15 0xb75c5c0c in QApplicationPrivate::notify_helper ()
from /usr/lib/libQtGui.so.4
#16 0xb75cacd5 in QApplication::notify () from /usr/lib/libQtGui.so.4
#17 0xb72446a9 in QCoreApplication::notifyInternal ()
from /usr/lib/libQtCore.so.4
#18 0xb75c7e21 in QApplicationPrivate::sendMouseEvent ()
from /usr/lib/libQtGui.so.4
#19 0xb7631f0c in ?? () from /usr/lib/libQtGui.so.4
---Type <return> to continue, or q <return> to quit---
#20 0xb76306b1 in QApplication::x11ProcessEvent () from
/usr/lib/libQtGui.so.4
#21 0xb76593ba in ?? () from /usr/lib/libQtGui.so.4
#22 0xb6a7ccf6 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#23 0xb6a800b3 in ?? () from /usr/lib/libglib-2.0.so.0
#24 0xb6a8066e in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#25 0xb726ff98 in QEventDispatcherGlib::processEvents ()
from /usr/lib/libQtCore.so.4
#26 0xb76591b5 in ?? () from /usr/lib/libQtGui.so.4
#27 0xb724392d in QEventLoop::processEvents () from /usr/lib/libQtCore.so.4
#28 0xb7243abd in QEventLoop::exec () from /usr/lib/libQtCore.so.4
#29 0xb7245d3d in QCoreApplication::exec () from /usr/lib/libQtCore.so.4
#30 0xb75c5567 in QApplication::exec () from /usr/lib/libQtGui.so.4
#31 0x08272a7a in main ()
(gdb) q
The program is running. Exit anyway? (y or n) y
Cheers,
Colin.
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