Message Number list used by SAP ABAP Class /MRSS/CL_SGU_CTI (Service Class for CTI Integration)
SAP ABAP Class /MRSS/CL_SGU_CTI (Service Class for CTI Integration) is using
# Object Type Object Name Object Description Note
     
1 Message Number  /MRSS/SGU - 026 SAP user is not assigned to person &1
2 Message Number  /MRSS/SGU - 027 User &1 does not exist; select another user
3 Message Number  /MRSS/SGU - 800 No communication data is available for the business partner
4 Message Number  /MRSS/SGU - 800 No communication data is available for the business partner
5 Message Number  SO - 240 User <&> is not entered in the address management