firefox crashes

[perrishm]

I have problems with my firefox 1.5. It just disappears and i thought it was related to mplayer-plugin with eventually removed as it crashes the browser.
Am not sure what to make of this "/var/log/messages" file:

Apr 18 13:27:31 perish gconfd (perish-29470): starting (version 2.12.1), pid 29470 user 'perish'
Apr 18 13:27:31 perish gconfd (perish-29470): Resolved address "xml:readonly:/etc/gconf/gconf.xml.mandatory" to a read-o
nly configuration source at position 0
Apr 18 13:27:31 perish gconfd (perish-29470): Resolved address "xml:readwrite:/home/perish/.gconf" to a writable configu
ration source at position 1
Apr 18 13:27:31 perish gconfd (perish-29470): Resolved address "xml:readonly:/etc/gconf/gconf.xml.defaults" to a read-on
ly configuration source at position 2
Apr 18 13:27:31 perish gconfd (perish-29470): Resolved address "xml:readonly:/var/lib/gconf/debian.defaults" to a read-o
nly configuration source at position 3
Apr 18 13:27:31 perish gconfd (perish-29470): Resolved address "xml:readonly:/var/lib/gconf/defaults" to a read-only con
figuration source at position 4
Apr 18 13:28:01 perish gconfd (perish-29470): GConf server is not in use, shutting down.
Apr 18 13:28:01 perish gconfd (perish-29470): Exiting
Apr 18 13:28:16 perish kernel: IPX: Network number collision 1
Apr 18 13:28:16 perish kernel: eth0 802.3 and eth0 802.2
Apr 18 13:28:31 perish gconfd (perish-29544): starting (version 2.12.1), pid 29544 user 'perish'
Apr 18 13:28:31 perish gconfd (perish-29544): Resolved address "xml:readonly:/etc/gconf/gconf.xml.mandatory" to a read-o
nly configuration source at position 0
Apr 18 13:28:31 perish gconfd (perish-29544): Resolved address "xml:readwrite:/home/perish/.gconf" to a writable configu
ration source at position 1
Apr 18 13:28:31 perish gconfd (perish-29544): Resolved address "xml:readonly:/etc/gconf/gconf.xml.defaults" to a read-on
ly configuration source at position 2
Apr 18 13:28:31 perish gconfd (perish-29544): Resolved address "xml:readonly:/var/lib/gconf/debian.defaults" to a read-o
nly configuration source at position 3
Apr 18 13:28:31 perish gconfd (perish-29544): Resolved address "xml:readonly:/var/lib/gconf/defaults" to a read-only con
figuration source at position 4
Apr 18 13:29:16 perish kernel: IPX: Network number collision 1

is it related to the collision i have?
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Knoppix 4.0

Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1. Gecko/20060110 Debian/1.5.dfsg-4 Firefox/1.5

[perrishm]

thank you all, i sorted out the problem. The collision was casing the crashes which in now sorted. thank you for finding time to read my problems