Can You Get A Mount On A Trial Account What Do You Do If After You Mount A Iso File Using The Trial Version Of Alcohol 120% And It Doesn't Work?

What do you do if after you mount a iso file using the trial version of Alcohol 120% and it doesn't work? - can you get a mount on a trial account

When I run it says that Windows can read this CD. Disc may be damaged, restore, or with a format that is compatible with Windows. What should I do?