SAP Message RSAR110 - Invalid request number (&) found in IDoc

Diagnosis
The IDoc contains a record with request number &V1&. This request numberis not assigned to this IDoc.

System Response
The IDoc is not processed.

Procedure
SAP source system, file interface, BAPI
If your source system is an SAP System or you have tried to load datausing the file interface then search for the relevant SAP Notes andcreate a new problem message if necessary.
Link to source system using a third-party tool
If you are using a third-party tool for transferring data, contact themanufacturer.