On Thu, Nov 5, 2009 at 12:59 AM, Mikel Lindsaar <raasdnil / gmail.com> wrote: > In the Mail gem I am doing Regexp's on various strings that arrive, > which can be basically anything (user defined). So I am dup'ing the > string, and forcing the encoding to binary before I do the regexp... > but I am getting this warning: > > ~/lib/mail/utilities.rb:56: warning: regexp match /.../n against to UTF-8 string Found the problem. Was a second regexp inside the first that was not properly encoded. Mikel