SAP Message BK072 - Activity type & is not a non-allocatable activity type

Diagnosis
In the transaction "Create Non-Allocatable Activities" you enteredactivity type &V1&. Non-allocatable activity types belong to category4. Activity type &V1& for cost center &V2& is category &V3& and istherefore not a non-allocatable activity type. It cannot be used inthis transaction.

System Response
Processing is terminated.

Procedure
In this transaction use only category 3 (indirect allocation) orcategory 4 (non-allocatable) activity types.