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
can you guys please help me out. Any help will be much appreciated.
Thanks in advance.