xfdesktop[24914]: starting up
DBG[xfce-sm-client.c:723] xfce_sm_client_parse_argv(): setting restart and clone commands (/usr/local/bin/xfdesktop, /usr/local/bin/xfdesktop)
TRACE[xfce-sm-client.c:1252] xfce_sm_client_set_property_from_command(): entering (RestartCommand, 0x80dcd18, APPEND)
TRACE[xfce-sm-client.c:1252] xfce_sm_client_set_property_from_command(): entering (CloneCommand, 0x80dcd60, REMOVE)
Failed to connect to session manager: Failed to connect to the session manager: SESSION_MANAGER environment variable not defined

** (xfdesktop:24914): CRITICAL **: dbus_g_bus_get: assertion `error == NULL || *error == NULL' failed

Program received signal SIGSEGV, Segmentation fault.
0x00c1450b in vfprintf () from /lib/tls/i686/cmov/libc.so.6
(gdb) bt
#0  0x00c1450b in vfprintf () from /lib/tls/i686/cmov/libc.so.6
#1  0x00cb5e62 in __vasprintf_chk () from /lib/tls/i686/cmov/libc.so.6
#2  0x00b89abf in g_vasprintf () from /lib/libglib-2.0.so.0
#3  0x00b68506 in g_strdup_vprintf () from /lib/libglib-2.0.so.0
#4  0x00b4fbc1 in g_logv () from /lib/libglib-2.0.so.0
#5  0x00b50056 in g_log () from /lib/libglib-2.0.so.0
#6  0x08056f09 in main (argc=1, argv=0xbffff584) at main.c:340
(gdb)