#0 0x00007f8a00000000 in ?? () No symbol table info available. #1 0x00007f8adb8b61e4 in sigc::bound_mem_functor0::operator() (this=0x1180e988) at /usr/include/sigc++-2.0/sigc++/functors/mem_fun.h:1787 No locals. #2 0x00007f8adb8b2d96 in sigc::adaptor_functor >::operator() (this=0x1180e980) at /usr/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:251 No locals. #3 0x00007f8adb8ad235 in sigc::internal::slot_call0, void>::call_it (rep=0x1180e950) at /usr/include/sigc++-2.0/sigc++/functors/slot.h:103 typed_rep = 0x1180e950 #4 0x00007f8adb869c36 in sigc::internal::signal_emit0::emit (impl=0x22c8830) at /usr/include/sigc++-2.0/sigc++/signal.h:776 it = { = {}, rep_ = , blocked_ = false} exec = {sig_ = 0x22c8830} slots = {slots_ = std::listPython Exception list index out of range: , placeholder = Python Exception Cannot find type std::list >::iterator::_Node: } #5 0x00007f8adb86a13c in sigc::signal0::emit (this=0x1afca30) at /usr/include/sigc++-2.0/sigc++/signal.h:2673 No locals. #6 0x00007f8adbb0f1aa in PluginAdapter::OnScreenUngrabbed (this=0x1afc900) at /home/u/Dev/unity-trunk/unity-shared/PluginAdapterCompiz.cpp:112 No locals. #7 0x00007f8adb883b2b in unity::UnityScreen::handleEvent (this=0x209c3f0, event=0x7fffbcce4070) at /home/u/Dev/unity-trunk/plugins/unityshell/src/unityshell.cpp:1388 skip_other_plugins = false #8 0x00007f8afbf2072d in CompScreen::handleEvent(_XEvent*) () from /usr/lib/libcompiz_core.so.ABI-20120603 No symbol table info available. #9 0x00007f8afbf2076b in CompScreenImpl::alwaysHandleEvent(_XEvent*) () from /usr/lib/libcompiz_core.so.ABI-20120603 No symbol table info available. #10 0x00007f8afbeff4a2 in PrivateScreen::processEvents() () from /usr/lib/libcompiz_core.so.ABI-20120603 No symbol table info available. #11 0x00007f8afbf2e037 in CompEventSource::callback() () from /usr/lib/libcompiz_core.so.ABI-20120603 No symbol table info available. #12 0x00007f8afa427acf in Glib::Source::dispatch_vfunc(_GSource*, int (*)(void*), void*) () from /usr/lib/x86_64-linux-gnu/libglibmm-2.4.so.1 No symbol table info available. #13 0x00007f8af9f2cb15 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #14 0x00007f8af9f2ce48 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #15 0x00007f8af9f2d242 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #16 0x000000000040270b in main () No symbol table info available. quit A debugging session is active. Inferior 1 [process 8762] will be detached. Quit anyway? (y or n) Detaching from program: /usr/bin/compiz, process 8762