SAP Message CACSBAS278 - Copy target &3 has no field &4 (event &2 for application &1)

Diagnosis
The target structure of your copy instructions does not have acomponent with the required name. Unknown objects are indicated by aquestion mark (?).
INCLUDE CACS_TX_MAPPING OBJECT DOKU ID TX

Procedure
INCLUDE ISIS_PENCIL OBJECT DOKU ID TX

Procedure for System Administration
Check the Customizing of the copy rule (where the event and applicationare given in the message) or the calling program (where the event andapplication are unknown, and indicated by a question mark).