1537366 - Universe Connections Message Server

• Connect to SAP connection service 'sapmsOSS' not found:
• SAP message server connection error

A service name is unknown, in this example sapmsOSS. The trace file contains the following entry:

or

or

Or the following SAP GUI error message occurs:

Other terms

service unknown, sapms, sapgw, sapdp, getservbyname, getservbyname_r, getservbyport, getservbyport_r, getaddrinfo, getnameinfo, NiPServToNo, NiPNoToServ, NiPGetServByName, NiPGetServByName2, NiPGetServByPort, NiPGetServByPort2, NIESERV_UNKNOWN

Reason and Prerequisites

A lookup for the specified service name is not possible for the corresponding port number. In most cases the error occurs during the connection to a server (for example, message server, dispatcher, gateway, SAProuter , and so on) in which a service name is specified instead of a port number. Since the service name is unknown, the connection cannot be established.

You can use the 'niping' program to reproduce the error. Call the program as follows:

For sapmsOSS, the program displays the following:

In case of a successful lookup (in this example, port number 3616 is assigned to the sapmsOSS service name), the program displays the following:

You can choose any assignment of a service name to a port number. The default values for the SAP service names are usually within the following port number ranges:

Dispatcher:

Gateway:

Message server:

• BusinessObjects Enterprise
• Universe Designer
• SAP Netweaver

KBA , BI-BIP-SL , Semantic Layer , Problem