seg fault when click cancel or ok (lxsession was not running)

#0  0x00007f7ff40643fe in g_slice_alloc () from /usr/pkg/lib/libglib-2.0.so.0
(gdb) bt
#0  0x00007f7ff40643fe in g_slice_alloc () from /usr/pkg/lib/libglib-2.0.so.0
#1  0x0000000000000000 in ?? ()



