SAP Message UPC_FW011 - Planning package &1 already exists

Diagnosis
You have attempted to create a planning package with technical name "
V1". however, a planning package with this name already exists.
Note: If you cannot find the planning package &V1&, this may be becauseyou have set a planning profile that does not contain this planningpackage.

Procedure
Choose a different technical name for the planning package.