You have to set the bad unit and the owner into a variable, then an action like this. There is leaks.
If
Distance between Position of Bag_Unit and Bag_Owner is greater than 500
Then
Move Bad_Unit instantly to Position of Bag_Owner facing Defualt building degrees
Else
Display to All Players Nothing
Ghan has said he has fixed this. Monovertex please confirm this fix. This was only a problem with people that had signatures in the upper levels like not the special members but the respected members.