From: aya abdelsalam Date: 2011-09-03T01:58:08+09:00 Subject: Re: installing naive bayes classifier Tried setting HTTP_PROXY environment variable to my proxy configuration as you told me it still isn't working here is its new error message Gems fetching failed. See troubleshooting section in http://wiki.netbeans.org/RubyGems for help. Follows output of the gem tool: ERROR: While executing gem ... (URI::InvalidURIError) the scheme http does not accept registry part: user:pass@host:port (or bad hostname?) Do you think the problem is in netbeans IDE? Thanks -- Posted via http://www.ruby-forum.com/.