BuiltInFailures.CreationFailures.CannotCreateOldCornerMullion
Property
Description:
Cannot change the type of a mullion created prior to release 4.0 to a corner mullion type. Try deleting the existing mullion and placing a new one.
Cannot change the type of a mullion created prior to release 4.0 to a corner mullion type. Try deleting the existing mullion and placing a new one.