.
Thread 1 (process 5469):
#0  0xb7e20f65 in Q3TextParagraph::format () from /usr/lib/libQt3Support.so.4
#1  0xb7e2174c in Q3TextParagraph::lineHeightOfChar ()
   from /usr/lib/libQt3Support.so.4
#2  0xb7e00198 in Q3TextEdit::drawCursor () from /usr/lib/libQt3Support.so.4
#3  0xb7e02abb in Q3TextEdit::setCursorPosition ()
   from /usr/lib/libQt3Support.so.4
#4  0x08057346 in ?? ()
#5  0x08099d94 in ?? ()
#6  0xb74e3aa8 in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#7  0xb74e442a in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#8  0x0809ad55 in ?? ()
#9  0x0808e220 in ?? ()
#10 0x0809aefd in ?? ()
#11 0xb74e3aa8 in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#12 0xb74e3d2f in QMetaObject::activate () from /usr/lib/libQtCore.so.4
#13 0xb7aede91 in QAbstractButton::clicked () from /usr/lib/libQtGui.so.4
#14 0xb790c099 in ?? () from /usr/lib/libQtGui.so.4
#15 0xb790d749 in ?? () from /usr/lib/libQtGui.so.4
#16 0xb790d962 in QAbstractButton::mouseReleaseEvent ()
   from /usr/lib/libQtGui.so.4
#17 0xb76c3e41 in QWidget::event () from /usr/lib/libQtGui.so.4
#18 0xb790cbe5 in QAbstractButton::event () from /usr/lib/libQtGui.so.4
#19 0xb7987344 in QPushButton::event () from /usr/lib/libQtGui.so.4
#20 0xb7679190 in QApplicationPrivate::notify_helper ()
   from /usr/lib/libQtGui.so.4
#21 0xb767bbf3 in QApplication::notify () from /usr/lib/libQtGui.so.4
#22 0xb76d4639 in ?? () from /usr/lib/libQtGui.so.4
#23 0xb76d31c8 in QApplication::x11ProcessEvent () from /usr/lib/libQtGui.so.4
#24 0xb76f7f34 in ?? () from /usr/lib/libQtGui.so.4
#25 0xb6b08df2 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#26 0xb6b0bdcf in ?? () from /usr/lib/libglib-2.0.so.0
#27 0x080b9e90 in ?? ()
#28 0x00000000 in ?? ()