SAP Message APEO031 - Program position ID was not adopted

Diagnosis
When you create a program position in the enterprise organization, thesystem adopts the ID of the organizational unit, to which the programposition should be assigned, as a default value.
The ID of organizational unit currently selected, however, does notfollow format &v1& that is defined as the coding mask for the programposition ID.

System Response
The ID of the organizational unit is not adopted as the default valuefor the program position ID.