Program received signal SIGSEGV, Segmentation fault. 0x0173740b in wxCursor::operator== () from /usr/lib/libwx_gtk2u_core-2.6.so.0 (gdb) bt full #0 0x0173740b in wxCursor::operator== () from /usr/lib/libwx_gtk2u_core-2.6.so.0 No symbol table info available. #1 0x0173776e in wxCursor::operator= () from /usr/lib/libwx_gtk2u_core-2.6.so.0 No symbol table info available. #2 0x01763886 in wxWindow::Init () from /usr/lib/libwx_gtk2u_core-2.6.so.0 No symbol table info available. #3 0x01764ab9 in wxWindow::wxWindow () from /usr/lib/libwx_gtk2u_core-2.6.so.0 No symbol table info available. #4 0x0014f3a6 in wxGLCanvas::wxGLCanvas () from /usr/lib/libwx_gtk2u_gl-2.6.so.0 No symbol table info available. #5 0x0808ff53 in GLCanvas (this=0x99de0c0, parent=0x99cbb58, id=-1, pos=@0x80a3b40, size=@0xcca7c8, style=0, name=@0xbffa065c, attribList=0x0, palette=@0xcca7c0) at /home/turbotraktor/01_school/ICP/agent2007/branches/lib-branch/src/GUI/GLCanvas.cpp:45 No locals. #6 0x08091027 in SimulateWindow (this=0x99cbb58, parent=0x0, id=-1, title=@0xbffa07bc, pos={x = -1, y = -1}, size={x = 500, y = 500}, style=541597248) at /home/turbotraktor/01_school/ICP/agent2007/branches/lib-branch/src/GUI/SimulateWindow.cpp:35 No locals. #7 0x08052d8b in Agent2007App::OnInit (this=0x999b150) at /home/turbotraktor/01_school/ICP/agent2007/branches/lib-branch/src/agent2007.cpp:132 settings = {_vptr.Settings = 0x8091b58, m_helpFile = {static npos = 4294967295, _M_dataplus = {> = {<__gnu_cxx::new_allocator> = {}, }, _M_p = 0x99c549c "help.pdf"}}, m_sceneFile = {static npos = 4294967295, _M_dataplus = {> = {<__gnu_cxx::new_allocator> = {}, }, _M_p = 0x99c542c "scene.xml"}}, m_global = {static npos = 4294967295, _M_dataplus = {> = {<__gnu_cxx::new_allocator> = {}, }, _M_p = 0x99bbf5c "/etc/agents2007.xml"}}, m_user = {static npos = 4294967295, _M_dataplus = {> = {<__gnu_cxx::new_allocator> = {}, }, _M_p = 0x99c54fc "/home/turbotraktor/.agents2007.xml"}}, m_local = {static npos = 4294967295, _M_dataplus = {> = {<__gnu_cxx::new_allocator> = {}, }, _M_p = 0x99c506c "agents2007.xml"}}, m_palette = { >> = { _M_impl = { >> = {<__gnu_cxx::new_allocator >> = {}, }, _M_node = {_M_next = 0x99cb468, _M_prev = 0x99cb478}}}, }} agent = (class Agent *) 0x99cb338 templ = (class Agent *) 0x99cad00 #8 0x08052fec in wxAppConsole::CallOnInit (this=0x999b150) at /usr/include/wx-2.8/wx/app.h:76 No locals. #9 0x005ad780 in wxEntry () from /usr/lib/libwx_baseu-2.8.so.0 No symbol table info available. #10 0x005ad856 in wxEntry () from /usr/lib/libwx_baseu-2.8.so.0 No symbol table info available. #11 0x08052ef4 in main (argc=Cannot access memory at address 0x0 ) at /home/turbotraktor/01_school/ICP/agent2007/branches/lib-branch/src/agent2007.cpp:43 No locals.