SAP Message AP182 - Plan versions are ignored - plan version 0 used

Diagnosis
You selected plan versions.
However, there are no plan versions defined in Customizing for programtype &V1& for use within program planning.
Therefore, you work with version 0 automatically.

System Response
The system ignores your selection of plan versions.
You work with version 0 (standard).

Procedure
Check if you want to use other versions instead of version 0. In thatcase, you have to explicitly designate in Customizing for program typeV1 the plan versions you want for program planning.