Ruby on Rails -Rake db:migrate not functioning

I am havin a major problem, After making an application in ruby n rails, Whn i try to RAKE DB:MIGRATE through command, The rake does not function all it does is stays blank all day long, I am using MYSQL 5. Previously i thought this was a problem with my windows, so i reinstalled, It worked fien for 2 days then later, i had the same problem, can you guys please help me out. Any help will be much appreciated. Thanks in advance.