Message Number list used by SAP ABAP Function Module CALL_NOTE (IMG note call)
SAP ABAP Function Module CALL_NOTE (IMG note call) is using
# Object Type Object Name Object Description Note
     
1 Message Number  SF - 291 The documentation for this project was not activated
2 Message Number  SF - 301 You are not authorized to maintain notes in IMG
3 Message Number  SF - 422 Specify only package HTTM for notes of type SI