SAP Message UCT8204 - Mapping rule for &1: Offset and length invalid

Diagnosis
The mapping rule for target field &V1& contains a move with a concatenat
ion rule. However, the offset and the length for the concatenationcomponent &V2& are invalid (for example, because the offset exceeds theboundary of the actual data, or because the length equals zero). Themapping rule for concatenation component &V2& is presumably definedincorrectly.

System Response
The system will not execute the mapping rule for target field &V1&.

Procedure
Examine the mapping rule for target field &V1& and change the offset andlength for concatenation component &V2&. Execute the method again.