Firefox Crash

GNU gdb (Ubuntu/Linaro 7.3-0ubuntu2) 7.3-2011.08
Copyright (C) 2011 Free Software Foundation, Inc.
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Reading symbols from /usr/lib/firefox-8.0/firefox...Reading symbols from /usr/lib/debug/usr/lib/firefox-8.0/firefox...done.
done.
(gdb) run
Starting program: /usr/lib/firefox-8.0/firefox
[Thread debugging using libthread_db enabled]

(firefox:4865): Gtk-WARNING **: Im Modulpfad »pixmap« konnte keine Themen-Engine gefunden werden,
[New Thread 0x7fffe67d6700 (LWP 4869)]
[New Thread 0x7fffe5b4e700 (LWP 4870)]
[New Thread 0x7fffe534d700 (LWP 4871)]
[New Thread 0x7fffe48ff700 (LWP 4872)]
[New Thread 0x7fffe3164700 (LWP 4873)]
[New Thread 0x7fffe2963700 (LWP 4874)]
[New Thread 0x7fffe1361700 (LWP 4875)]
[New Thread 0x7fffe0b60700 (LWP 4876)]
[New Thread 0x7fffde1ff700 (LWP 4878)]
[New Thread 0x7fffdceff700 (LWP 4879)]

Program received signal SIGSEGV, Segmentation fault.
sqlite3VdbeMemReleaseExternal (p=0x40)
    at /build/buildd/firefox-8.0~b6+build2/build-tree/mozilla/db/sqlite3/src/sqlite3.c:54588
54588	/build/buildd/firefox-8.0~b6+build2/build-tree/mozilla/db/sqlite3/src/sqlite3.c: Datei oder Verzeichnis nicht gefunden.
	in /build/buildd/firefox-8.0~b6+build2/build-tree/mozilla/db/sqlite3/src/sqlite3.c
(gdb)