SAP Message CBIH816 - Syntax error in entry key &1; correct your entry

Diagnosis
The system checks new incident/accident entries before saving them. Thesystem detected an inconsistency in the key you entered.
INCLUDE EHS_NA_KEY_CHECK OBJECT DOKU ID TX

System Response
The system rejects the entry.

Procedure
Correct the entry key. If necessary, contact your system administratorto find out the correct syntax for the entry key.