On 24 Nov 2009, at 09:01, Peter Schröder wrote:
[...] i installed ruby using macports removing all preinstalled (buggy) apple ruby stuff.
That might have been your mistake — Apple’s ruby works fine with TextMate’s Subversion bundle, yet many custom builds of ruby on Snow Leopard *does not*.
The problem has to do with loading extensions: http://blade.nagaokaut.ac.jp/cgi-bin/scat.rb/ruby/ruby-core/26117