SAP Message C!030 - Message severity must be lower than that defined by the application

Cause
You have specified message type &V2&, which has a higher messageseverity than message type &V1& from SAP application &V3&.

System Response
The system has rejected the message type that you entered.

Procedure
Specify a message type whose message severity is no higher than theseverity required by application &V3& for this message.