What were you doing when the application crashed?
New Fedora install from APC Mag (Australian Personal Computer). Just looking at Jas something... in the media player... saw it was something that it was downloading / connecting and closed it. Then it crashed and this box came up.


Distribution: Fedora release 7 (Moonshine)
Gnome Release: 2.18.0 2007-03-23 (Red Hat, Inc)
BugBuddy Version: 2.18.0

System: Linux 2.6.21-1.3194.fc7 #1 SMP Wed May 23 22:35:01 EDT 2007 i686
X Vendor: The X.Org Foundation
X Vendor Release: 10300000
Selinux: Enforcing
Accessibility: Disabled
GTK+ Theme: Clearlooks
Icon Theme: Fedora

Memory status: size: 115384320 vsize: 115384320 resident: 34934784 share: 19087360 rss: 34934784 rss_rlim: 4294967295
CPU usage: start_time: 1189076193 rtime: 1521 utime: 1385 stime: 136 cutime:3 cstime: 0 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 -1208325584 (LWP 3598)]
[New Thread -1321219184 (LWP 3639)]
[New Thread -1266271344 (LWP 3637)]
[New Thread -1310729328 (LWP 3629)]
[New Thread -1255515248 (LWP 3612)]
[New Thread -1244329072 (LWP 3606)]
(no debugging symbols found)
0x002b7402 in __kernel_vsyscall ()

+ Trace 160852

----------- .xsession-errors (9 sec old) ---------------------
Traceback (most recent call last):
  File "/usr/lib/rhythmbox/plugins/magnatune/MagnatuneSource.py", line 312, in __download_update_cb
    out.write(catalog.read("opt/magnatune/info/song_info.xml"))
  File "/usr/lib/python2.5/zipfile.py", line 471, in read
    zinfo = self.getinfo(name)
  File "/usr/lib/python2.5/zipfile.py", line 462, in getinfo
    return self.NameToInfo[name]
KeyError: 'opt/magnatune/info/song_info.xml'
(rhythmbox:3598): libgnomevfs-WARNING **: trying to read a non-existing handle
(rhythmbox:3598): 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...
--------------------------------------------------