Hi,

In message "Re: "wrong argument type nil (expected String)" from Dir.chdir"
    on 03/11/27, Tim Kynerd <vxbrw58s02 / sneakemail.com> writes:

|More data about this problem. Namely: It doesn't appear when I run this
|program in Ruby without the debugger, only when I use the debugger.

Might be a bug in debugger.  Can you upgrade to ruby-1.8.0 or
1.6-snapshot?

  ftp://ftp.ruby-lang.org/pub/ruby/1.6-snapshot.tar.gz

							matz.