http error 400 - Google Search

http error 400 - Google Search
http://www.checkupdown.com/status/E400.html
http://blogs.msdn.com/b/webtopics/archive/2009/01/29/how-to-troubleshoot-http-400-errors.aspx

My Django URLs not picking up dashes

Try: ^(?P<page>[-\w]+)/$

[-\w] will accept a-z 1-9 and dash