What were you doing when the application crashed?
I was configuring my plugins


Distribution: Fedora release 7 (Moonshine)
Gnome Release: 2.18.3 2007-07-02 (Red Hat, Inc)
BugBuddy Version: 2.18.0

System: Linux 2.6.21-1.3228.fc7 #1 SMP Tue Jun 12 15:37:31 EDT 2007 i686
X Vendor: The X.Org Foundation
X Vendor Release: 10300000
Selinux: Permissive
Accessibility: Disabled
GTK+ Theme: Clearlooks
Icon Theme: Fedora

Memory status: size: 244178944 vsize: 244178944 resident: 91213824 share: 24559616 rss: 91213824 rss_rlim: 4294967295
CPU usage: start_time: 1184904812 rtime: 18078 utime: 16978 stime: 1100 cutime:10 cstime: 1 timeout: 0 it_real_value: 0 frequency: 100

Backtrace was generated from '/usr/bin/rhythmbox'

(no debugging symbols found)
Using host libthread_db library "/lib/libthread_db.so.1".
(no debugging symbols found)
[Thread debugging using libthread_db enabled]
[New Thread -1208501712 (LWP 10292)]
[New Thread -1381028976 (LWP 10503)]
[New Thread -1307599984 (LWP 10496)]
[New Thread -1349559408 (LWP 10477)]
[New Thread -1265640560 (LWP 10474)]
[New Thread -1231787120 (LWP 10473)]
[New Thread -1276130416 (LWP 10472)]
[New Thread -1297110128 (LWP 10471)]
[New Thread -1318089840 (LWP 10421)]
[New Thread -1286620272 (LWP 10420)]
[New Thread -1255150704 (LWP 10308)]
(no debugging symbols found)
0x00822402 in __kernel_vsyscall ()

+ Trace 149257

----------- .xsession-errors (34 sec old) ---------------------
  File "/usr/lib/rhythmbox/plugins/rb/Coroutine.py", line 53, in callback
    self._resume ()
  File "/usr/lib/rhythmbox/plugins/rb/Coroutine.py", line 38, in _resume
    self._continuation.next ()
  File "/usr/lib/rhythmbox/plugins/artdisplay/CoverArtDatabase.py", line 155, in image_search
    yield self.loader.get_url (str (url), plexer.send ())
  File "/usr/lib/rhythmbox/plugins/rb/Loader.py", line 54, in get_url
    gnomevfs.async.open (url, self.open_cb, data=("", callback, args))
TypeError: Cannot build a gnomevfs.URI
Loading "installonlyn" plugin
(rhythmbox:10292): libgnomevfs-CRITICAL **: gnome_vfs_close_cancellable: assertion `handle != NULL' failed
GThread-ERROR **: file gthread-posix.c: line 171 (): error 'Device or resource busy' during 'pthread_mutex_destroy ((pthread_mutex_t *) mutex)'
aborting...
--------------------------------------------------