SAP Message BP745 - CB: No assignment object determined for &3 / &4

Diagnosis
The budget structure for the combinationfund &V2&/funds center &V3&/commitment item &V4& in FM area &V1& doesnot contain a superior assigment object in thecommitment budget.
Also, if you have only assigned one assignment object in the commitmentbudget, you must create assignment objects in such a way that everyassignable element has ONE assignment object in the upward path in thecommitment budget.

System Response
Postings in the BS element werenot regarded as assigned.

Procedure
Define a superior element in the budget structure or define the BSelement itself as an assignment object in the commitment budget.
Check your definition.
Reconstruct the assigned values for the fund and year where you havechanged the assignment object definition.