The default backtrace is fine but could you create a new one after installing libqt4-dbg. Does Qt 4:4.7.1-0ubuntu12 fix the issue?
-- You received this bug notification because you are a member of Kubuntu Bugs, which is subscribed to qt4-x11 in ubuntu. https://bugs.launchpad.net/bugs/725959 Title: libqt4 4:4.7.1-0ubuntu10 and 11 produce segfault in VirtualBox (libqtgui4) -- kubuntu-bugs mailing list kubuntu-b...@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/kubuntu-bugs