SAP Message AP249 - Assignment is not possible since approp. request is already assigned

Diagnosis
You tried to display or change the assignment of a WBS element to aprogram position. However, the system determined that the top WBSelement that is above this WBS element in the hierarchy is itselfalready assigned to appropriation request &V1&, and this appropriationrequest is assigned to a program position.
Within a WBS sub-tree that is specified by a top WBS element, only oneof the following is allowed:

  • Either WBS elements are assigned directly to program positions.

  • Or the top WBS element is assigned to an appropriation request,
  • and the appropriation request is then assigned to a program position.

    System Response
    The function is not carried out.