Description of problem:
Logon to MATE ( I'm use command init 5, from command line)

Version-Release number of selected component:
openbox-3.5.2-6.fc21

Additional info:
reporter:       libreport-2.3.0
backtrace_rating: 4
cmdline:        openbox --config-file /home/tech/.config/openbox/lxde-rc.xml
crash_function: _XAllocID
executable:     /usr/bin/openbox
kernel:         3.18.7-200.fc21.i686
runlevel:       N 5
type:           CCpp
uid:            1000

Truncated backtrace:
Thread no. 1 (10 frames)
 #5 _XAllocID at xcb_io.c:529
 #6 XCreatePixmap at CrPixmap.c:56
 #7 RrPaintPixmap at obrender/render.c:65
 #8 RrPaint at obrender/render.c:194
 #9 framerender_frame at openbox/framerender.c:264
 #10 frame_adjust_area at openbox/frame.c:860
 #11 client_configure at openbox/client.c:3222
 #12 screen_update_areas at openbox/screen.c:1470
 #13 client_unmanage at openbox/client.c:635
 #14 client_unmanage_all at openbox/client.c:579

Potential duplicate: bug 707063