From: Brian Candler Date: 2009-05-25T17:42:47+09:00 Subject: Re: Error while running migration Virendra Negi wrote: > Unknown database '[my_database_name]_development' Read that error message - it tells you exactly the problem. Look also in your config/database.yml. But note that this is not the Rails mailing list, so you'd be better posting any follow-up questions there. -- Posted via http://www.ruby-forum.com/.