Ed - Take a look at patch [568061] posted on SourceForge by 'Ingolf'. The problem looks easily resolved by changing the '/'s to '\'s. I have not had a chance to verify this fix myself yet. /ted "Ed Manlove" <emanlove@ieee.org> wrote in message (...) (22 years ago, 25-Jun-02, to lugnet.robotics.rcx.legos)