[ubuntu] passwords don't match .... match what???

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http://ubuntuforums.org – I have a new laptop running windows 7. I am trying to install Ubuntu 12.04LTS. I chose the install alongside windows option. The system restarts windows and the install Ubuntu box appears. Username is already selected to match windows username. It needs a password to continue. I put in everything I can think of. The response is "passwords don't match" On my first attempt windows did not have a password. I went back and put in a windows password. Still I get the same result. All it does is hang on "passwords dont match" no matter what. BTW I saw a post which (Hardware)