RFC and JCo Error

[Former Member]

Hi Masters,

I am very new to Webdynpro java. I am trying to connect SAP server , but i am getting error while connecting.

com.sap.mw.jco.JCO$Exception: (102) RFC_ERROR_COMMUNICATION: Connect to message server host failed Connect_PM TYPE=B MSHOST=hsdnt24s15 GROUP=PUBLIC R3NAME=C5R MSSERV=sapmsC5R PCS=1 LOCATION CPIC (TCP/IP) on local host with Unicode ERROR service 'sapmsC5R' unknown TIME Tue Feb 24 14:54:54 2009 RELEASE 711 COMPONENT NI (network interface) VERSION 39 RC -3 MODULE nixxhsl.cpp LINE 643 DETAIL NiHsLGetServNo: service name cached as unknown COUNTER 4

Regards,

Anthony.

[Former Member · Accepted solution]

Hi Michael,

you have to add services to the file. After adding the services to the file try to create JCo connection .

Regards,

krishna kattu.

[Former Member · Accepted solution]

Hi ,

Please search for Adaptive RFC Trouble Shooting Guide.

Have a look at the [Link.|https://wiki.sdn.sap.com/wiki/display/EP/TroubleshootingSAPJavaConnector%28JCo%29].

Regards,

Krishna kattu.