And a working plugin can be downloaded at https://github.com/downloads/marquiswa...mPlugin.zip

The issue reported by Saraphim is caused by metacontacts in Adium 1.4. They lead to an attempt to cache log sizes with a nil key. I have a patch that fixes the issue, if this plugin is still being maintained... The changes are also available on my github: https://github.com/marquiswang/adium-s...rtbylogsize