Bug#561515: After last system update iceweasel do not start (Crash)

[Mike Hommey]

On Thu, Dec 17, 2009 at 06:11:45PM -0200, Flamarion Jorge wrote:
> Package: iceweasel
> Version: 3.5.5-1
> Severity: normal
> 
> flamarion at arvore:~$ gdb /usr/lib/iceweasel/firefox-bin 
> GNU gdb (GDB) 7.0-debian
> Copyright (C) 2009 Free Software Foundation, Inc.
> License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
> This is free software: you are free to change and redistribute it.
> There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
> and "show warranty" for details.
> This GDB was configured as "i486-linux-gnu".
> For bug reporting instructions, please see:
> <http://www.gnu.org/software/gdb/bugs/>...
> Reading symbols from /usr/lib/iceweasel/firefox-bin...(no debugging symbols found)...done.
> (gdb) run
> Starting program: /usr/lib/iceweasel/firefox-bin 
> [Thread debugging using libthread_db enabled]
> 
> (firefox-bin:5402): GLib-WARNING **: g_set_prgname() called multiple times
> [New Thread 0xb52ffb70 (LWP 5405)]
> [New Thread 0xb4afeb70 (LWP 5406)]
> [New Thread 0xb40ffb70 (LWP 5407)]
> [New Thread 0xb31ffb70 (LWP 5408)]
> [Thread 0xb31ffb70 (LWP 5408) exited]
> [New Thread 0xb31ffb70 (LWP 5409)]
> [New Thread 0xb29abb70 (LWP 5410)]
> [New Thread 0xb21aab70 (LWP 5411)]
> [New Thread 0xb19a9b70 (LWP 5412)]
> [New Thread 0xb11a8b70 (LWP 5413)]
> [Thread 0xb11a8b70 (LWP 5413) exited]
> [New Thread 0xb11a8b70 (LWP 5414)]
> [New Thread 0xb04ffb70 (LWP 5415)]
> [Thread 0xb31ffb70 (LWP 5409) exited]
> [New Thread 0xb31ffb70 (LWP 5416)]
> [New Thread 0xad0ffb70 (LWP 5417)]
> [New Thread 0xac8feb70 (LWP 5418)]
> /usr/lib/iceweasel/firefox-bin: symbol lookup error: /usr/lib/iceweasel/xulrunner/libxul.so: undefined symbol: g_type_class_unreb

Are you sure this is unreb and not unref ?

Can you give the output of the following command:
ldd -r /usr/lib/iceweasel/xulrunner/libxul.so

Mike