> Internal Server Error
> undefined method `revisions' for "":WEBrick::HTTPUtils::FormData
> WEBrick/1.3.1 (Ruby/1.8.2/2004-11-03) at localhost:2500

What page were you trying to access?

> My storage directory contains both commands and snapshot files.

This isn't the problem. The problem is in one of the template filles
(.rhtml) trying to access a wrong object.

/Assaph