SAP Message WV853 - Error determining weighting factors for vendor mixed price

Diagnosis
An error occurred when preassigning weighting factors for vendors inpurchase price determination, using the vendor mixed price. The errorwas triggered inMethodINITIAL_MIXED_PP_QUANTITIES for the BAdI MIXED_PP_QUANTITIES, whichis called by the main program for
sales price calculation.

System Response
The system cancels further structuring of the pricing item.

Procedure
See any additional messages in the log for sales price calculation fordetails of what caused the error.