SAP Message AP019 - Length of entry is not correct: &1

Diagnosis The position ID that you entered does notcorrespond to the length specified in the coding. Procedure Maintain the key, as specified in the coding for the capitalinvestment program position. The valid mask is &V1&. Check the Customizing definition of edit mask &V1&.

43723	Unjustified AP019: length of entry is not correct