SAP Message WXP258 - Plan version &1 is already assigned to planning scenario/step &2/&3

Diagnosis
You want to transfer data to plan version &V1& for target planning stepV4. plan version v1 has, however, already been assigned to planningstep &V3& in planning scenario &V2&.

System Response
The link cannot be executed.

Procedure
Enter another target plan version. You can find possible entries usinginput help (F4).