From: Jeff Peng Date: 2010-01-03T21:19:06+09:00 Subject: Re: please find this problem Ashok Bhandari : > /usr/lib/ruby/1.8/mongrel/tcphack.rb:12:in `initialize_without_backlog': > Address already in use - bind(2) (Errno::EADDRINUSE) That means a socket can't bind to an address/port.