Are you looking for Know-How "Technology used for the connection to SAP and its DB"?

Summary

The connection to your SAP-System fails.

1- Error (service '?' unknown)

ERROR service '?' unknown

Solution

SAP Message Server Ports (SAPMS):

(Admin rights needed) Paste the complete content of the following text file (services.txt) into your services file located at: "C:\Windows\System32\drivers\etc"

Make sure to add a single line break at the very end of your service file.

2- Error (service sapms<SID> unknown)

ERROR "service sapms<SID> unknown"
service name cached as unknown

Solution

(Admin rights needed) Paste the following line to your services file located at: "C:\Windows\System32\drivers\etc"

sapms<SID>  36<InstanceNumber>/tcp

Example: if your SID is ECC and your Instance number is 00 - the line looks like the following one:

sapmsECC  3600/tcp

(NN = your Instance Number /System Number)

Old:

Be advised, the Performer Suite (PS) needs to be restarted to load in any system changes you did.

3- Error (Connect to SAP gateway failed)

Performer Suite log file writes an error:

T:3524 Error in program 'BI Docu Performer': ======> SAP_CMINIT3 : rc=20 > Connect to SAP gateway failed
...
LOCATION CPIC (TCP/IP) on local host
ERROR internal error
...
RELEASE 720
COMPONENT NI (network interface)
VERSION 40
RC -1
MODULE nixxi.cpp
LINE 825
DETAIL NiIInitSocket
SYSTEM CALL WSASocket, socket
ERRNO 10022
ERRNO TEXT WSAEINVAL: Invalid argument
COUNTER 2