SAP Message XS021 - Could not determine address type

Diagnosis
Address types (for example, FAX) are assigned to a particular "method"(SAPconnect, SAPcomm etc.) via table SXADDRTYPE. The system could notdetermine any address types assigned to the "SAPconnect" method.

System Response
Error code of function module "DISPLAY_LISTE": &V1&

Procedure
Assign all address types for which you want to use SAPconnect to the"SAPconnect" method. To do this, use transaction SCON.