SAP Message 29549 - & Class & & is not valid on &

Diagnosis
You want to find out where class &V2& &V3& is used on &V4&.
The selected class is not valid on the valid-from date entered.

Procedure
If you want to display a where-used list for the class in its entirevalidity period, enter the special character "!" at the beginning ofthe fields Valid from and Valid to.