I forgot to add that I'm using a Trial Version of PhotoMechanic. Could this possible be the cause of this error.
No, we don't purposefully limit any functionality during the trial. For a problem like this, I suggest contacting our support folks at:
By email: support@camerabits.com
By phone: +1 503.547.2800 option 2
Hours: Mon-Fri, 9:00am-5:00pm [PST/PDT]