The "Show changes" Button yielded:
Fatal error: Call to a member function userCan() on a non-object in /var/www/ow/includes/DifferenceEngine.php on line 339
when hit immediately before I saved this edit:
http://www.omegawiki.org/index.php?title=Scripts&diff=803316&oldid=803315
The page http://www.omegawiki.org/Special:Version showed:
MediaWiki: 1.10alpha (r26222)
PHP: 5.2.0-8+etch7 (apache2handler)
MySQL: 5.0.45-log
at the time, and various extensions which are unlikely to be quickly altered.
Version: 1.10.x
Severity: enhancement
URL: http://www.omegawiki.org/index.php?title=Scripts&diff=803316&oldid=803315