I get this sometimes...
THE FOLLOWING ERROR(S) WERE FOUND
You are not allowed to use that image extension on this board. A valid format is: <a href='http://www.domain.com/picture.gif' target='_blank'>http://www.domain.com/picture.gif</a>, an invalid format is: <a href='http://www.domain.com/picture.one.gif' target='_blank'>http://www.domain.com/picture.one.gif</a>
was NOT using the format...... picture.one.gif .....
