What does "the specified device handle is invalid" mean?

Using cam studio to record a screencast and can't get started
Asked May 07, 2010
Sounds like something went wrong during installation, I suggest running repair from the installer file, or uninstalling and reinstalling it.
Answered May 08, 2010

TIP: If it's not your answer to this question, please click "Leave a Comment" button under the question to communicate with the question owner.