Thanks for reaching out to contact Blue Pill Software Ltd. about Aperture Exporter. If you've not already looked at our FAQ please head over there now. Your questions may have already been addressed. If you're having trouble with AE our Trouble Shooting pages may have the answers you are looking for.
To report a bug please be sure to include the version numbers you are using for OS X, Aperture, and Aperture Exporter along with a detailed description of your problem.