ABAP Keyword Documentation → ABAP - Reference → User Dialogs → Messages → Behavior of Messages
Messages in ICF Servers
Messages sent while a service request of Internet Communication Framework (ICF) is being handled behave just like in RFC processing. Possible handlers include:
- HTTP request handler for HTTP requests
- APC handler for WebSocket requests
Programs or procedures are called in the handlers are executed in the according to the service context and their messages behave accordingly.
Other versions: 7.31 | 7.40 | 7.54
Dialog processing or list processing can only take place for an HTTP server if the Service Data → GUI Link setting for the service is set to "Yes" in the transaction SICF. Messages of the types "I", "S", and "W" are always ignored by default and messages of the types "A", "E", and "X" always terminate processing followed by a database rollback.