SAP Message BRFMIG021 - Function &1 and rule set function &2 of rule &3 do not match

Diagnosis The function that the system determined for the rule does not match thefunction of the rule set. Procedure Check the assignment of the rule in the BRF. The BRFplus rule set is assigned to function &V1&. This means that allrules of the rule set must also be asssigned to function &V1&.