SAP Message WS236 - Error executing enhancement & (function exit &)

Diagnosis
Component &V2& (function exit, function module) of enhancement &V1& wasprocessed. Function module &V2& in function group &V3& was called.
Export data was not provided in the correct way in this functionmodule.

System Response
Programming in this form leads to program termination and is notpermitted. The program termination was recorded and issued in thismessage. You cannot continue processing.

Procedure
Check the programming of function module &V2&, function group &V3&.Note the documentation on en error processing for enhancement &V2&.
As this is a customer-specific enhancement of the R/3 system, contactthe person responsible in your company, if necessary.