If you happen to have a Nokia N900, and you've updated it, and svn segfaults (causing issues for, perhaps, updating Metasploit), this may annoy you! Specifically, Metasploit won't update!
Nokia-N900:~/MyDocs/pwnphone/msf3$ svn
Segmentation fault
You may have found the following post: http://zitstif.no-ip.org/?p=581
And you may have attempted to follow the directions, to no avail, because the specified versions are no longer in the main repo.
Fear not, and read on!