.
Thread 1 (process 7200):
#0  0x00007fe8638eb89c in g_object_unref () from /usr/lib/libgobject-2.0.so.0
#1  0x00007fe858a3e7bb in ?? () from /usr/lib/gdesklets/utils/tiling.so
#2  0x0000000000435ed7 in ?? ()
#3  0x0000000000485d3a in PyEval_EvalFrameEx ()
#4  0x0000000000488b77 in PyEval_EvalFrameEx ()
#5  0x000000000048a376 in PyEval_EvalCodeEx ()
#6  0x00000000004d51f8 in ?? ()
#7  0x0000000000417e73 in PyObject_Call ()
#8  0x000000000041e6af in ?? ()
#9  0x0000000000417e73 in PyObject_Call ()
#10 0x0000000000481fc2 in PyEval_CallObjectWithKeywords ()
#11 0x00000000004222b3 in PyInstance_New ()
#12 0x0000000000417e73 in PyObject_Call ()
#13 0x00000000004860ea in PyEval_EvalFrameEx ()
#14 0x0000000000488b77 in PyEval_EvalFrameEx ()
#15 0x000000000048a376 in PyEval_EvalCodeEx ()
#16 0x000000000048a492 in PyEval_EvalCode ()
#17 0x00000000004abdce in PyRun_FileExFlags ()
#18 0x00000000004ac069 in PyRun_SimpleFileExFlags ()
#19 0x00000000004145ad in Py_Main ()
#20 0x00007fe863d711c4 in __libc_start_main () from /lib/libc.so.6
#21 0x0000000000413b29 in _start ()