Diagnosis
The stock values at retail and, in the case of a revaluation that doesnot affect margins, the stock values at cost were only updated forthose materials that are kept in stock on a material basis.
An error occurred when the stock values of the value-only materialswere updated.

System_response
No material documents were created for the value-only materials and noretail values or cost values were updated.

Procedure
Check your entries for the entered materials that are kept in stock ona value-only material.
The error may be caused, for example, because the retail valie of avalue-only material you entered has become negative as a result of arevaluation at retail.