SAP Message /SAPPO/MSG010 - Error with key entry - refer to long text


You can use blank entries with the following logic only:
Message type, message class, message number: Blank entryallowed
Object role: Blank entry allowed if the the fieldsmessage type, message class andmessage number are empty.
Business process: Blank entry allowed if the the fieldsobject role and message type and message class
and message number are empty.