Diagnosis
In the context of a BAPI/API call, data for customer enhancements wastransferred to the EXTENSION_IN field. &V1& was entered as theenhancement ID. The related enhancement did not adopt this data.

System Response
This warning is issued for one of the following reasons:

• The related enhancement is in the system and is active. The data was
even adopted, despite this warning.
The enhancement implementation processed the data correctly. However,the implementation was supposed to make the processed data known to theframework by deleting the relevant entries from the transferred tables.Contact the person responsible for the enhancement implementation.

• The specified enhancement does not exist.

You entered an enhancement ID in the data for the data transfer, butthis ID does not exist in the system. This could be due to a typingerror. Check the enhancement ID. If you only want to transfer flat datathat was enhanced by a CI_INCLUDE on the master data table, then theenhancement ID must be CI_DATA.