SAP Message CBIH509 - Key fields of the entry (&1 &2 &3) have been changed

Diagnosis
You are attempting to change the content of the key fields (agent type,agent ID, work area) while changing the risk assessment. This is notpossible.

System Response
INCLUDE EHS_NA_NO_MAINTAIN OBJECT DOKU ID TX

Procedure
Exit the dialog box and, if necessary, create a new risk assessmentwith the required data.