Has scale applied

Hi, a little problem when exporting my model?
I keep geting a mesage saying "Node c_gear_top has a scale applied. Remove before exporting.
It has to do with keyframe animation and something that i am doing rong. can someone help me or turn me to a site that will help.
I keep geting a mesage saying "Node c_gear_top has a scale applied. Remove before exporting.
It has to do with keyframe animation and something that i am doing rong. can someone help me or turn me to a site that will help.