Configuration Error in JCo

[dhruv_shah3]

Hi Experts,

I am getting the following Error while Creating the JCo Connection .

com.sap.mw.jco.JCO$Exception: (102) RFC_ERROR_COMMUNICATION: Connect to message server host failed Connect_PM TYPE=B MSHOST=vngsap1 GROUP=PUBLIC R3NAME=EC6 MSSERV=sapmsEC6 PCS=1 ERROR service '?' unknown TIME Sat Jan 05 11:56:42 2008 RELEASE 640 COMPONENT NI (network interface) VERSION 37 RC -3 COUNTER 1

Regards,

DS

Edited by: DS on Jan 5, 2008 12:15 PM

[Former Member]

Hi,

Have you defined the entries in the services file of the portal server about the Message Server , Please add theese entries in the services file and also try to ping to the servers at message sever port from the portal server.

Thanks

Pankaj

[Former Member]

https://forums.sdn.sap.com/click.jspa?searchID=7805146&messageID=4309328

https://forums.sdn.sap.com/click.jspa?searchID=7805146&messageID=4459453

https://forums.sdn.sap.com/click.jspa?searchID=7805146&messageID=4316558

https://forums.sdn.sap.com/click.jspa?searchID=7805146&messageID=4248296

[dhruv_shah3]

Hi Bala,

Links gives error of not found...

[Former Member]

they work for me.please check them again

[Former Member]

Hey DS,

Please refer to the SAP NOTE : 458082

: 537386

Let me know if you have any further questions.

Regards,

SANDEEP TUDUMU

[Former Member]

You wil get the RFC COMMUNICATION ERROR if any of the connection properties of the WEBAS ABAP technical system in the SLD have been changed.Contact your administrator to check all the connection properties of the backend system(R/3,or ECC).