Icecat 7.0.1 shuts down unexpected very often

[user1]

> ###!!! ABORT: X_ShmPutImage: BadMatch (invalid parameter attributes); 75
> requests ago: file /build/buildd/icecat-7.0.1/toolkit/xre/
> nsX11ErrorHandler.cpp, line 199
> Aborted

***********************

And it shut down again when trying to upload some images to facebook:

(icecat:30791): Gdk-WARNING **: XID collision, trouble ahead

(icecat:30791): GLib-GObject-CRITICAL **: g_object_unref: assertion 
`G_IS_OBJECT (object)' failed

(icecat:30791): GLib-GObject-CRITICAL **: g_object_unref: assertion 
`G_IS_OBJECT (object)' failed

(icecat:30791): Gdk-WARNING **: XID collision, trouble ahead

(icecat:30791): Gdk-WARNING **: XID collision, trouble ahead

(icecat:30791): GLib-GObject-CRITICAL **: g_object_unref: assertion 
`G_IS_OBJECT (object)' failed

(icecat:30791): Gdk-WARNING **: XID collision, trouble ahead

(icecat:30791): Gdk-WARNING **: XID collision, trouble ahead

(icecat:30791): Gdk-WARNING **: XID collision, trouble ahead

(icecat:30791): GLib-GObject-CRITICAL **: g_object_unref: assertion 
`G_IS_OBJECT (object)' failed

(icecat:30791): Gdk-WARNING **: XID collision, trouble ahead

(icecat:30791): GLib-GObject-CRITICAL **: g_object_unref: assertion 
`G_IS_OBJECT (object)' failed

(icecat:30791): Gdk-WARNING **: XID collision, trouble ahead

(icecat:30791): Gdk-WARNING **: XID collision, trouble ahead

(icecat:30791): GLib-GObject-CRITICAL **: g_object_unref: assertion 
`G_IS_OBJECT (object)' failed

(icecat:30791): GLib-GObject-CRITICAL **: g_object_unref: assertion 
`G_IS_OBJECT (object)' failed

(icecat:30791): GLib-GObject-CRITICAL **: g_object_unref: assertion 
`G_IS_OBJECT (object)' failed
###!!! ABORT: X_ShmPutImage: BadMatch (invalid parameter attributes); 328 
requests ago: file /build/buildd/icecat-7.0.1/toolkit/xre/
nsX11ErrorHandler.cpp, line 199
###!!! ABORT: X_ShmPutImage: BadMatch (invalid parameter attributes); 328 
requests ago: file /build/buildd/icecat-7.0.1/toolkit/xre/
nsX11ErrorHandler.cpp, line 199
Aborted