[java] com.sap.mw.jco.JCO$Exception: (102) RFC_ERROR_COMMUNICATION: Connect from SAP gateway to RFC server failed [java] Connect_PM GWHOST=SAPEYEU, GWSERV=sapgw00, ASHOST=SAPEYEU, SYSNR=00 [java] [java] LOCATION SAP-Gateway on host SAPEYEU [java] ERROR connection to host SAPEYEU, service sapgw00 timed out [java] [java] TIME Fri Feb 21 14:04:38 2003 [java] RELEASE 46D [java] COMPONENT NI (network interface) [java] VERSION 34 [java] RC -12 [java] MODULE nixxi.c [java] LINE 751 [java] DETAIL NiPConnect [java] COUNTER 3
This error indicates that JCo cannot see your SAP app server across the network. The app server could be down, you might have the wrong hostname (try the server's IP address), or there is a firewall between JCo and SAP that requires certain open ports to communicate.
Dig Deeper on SAP development and programming languages
Related Q&A from Austin Sincock
How to provide an SAP R/3 4.5B application server with a Web service interface Continue Reading
A reader wants to know how to consume a Web service from an SAP 4.6c R/3 application server. Continue Reading
Are you a Java/J2EE developer interested in SAP? This expert tip lists the most relevant SAP modules and technologies for you. Continue Reading
Have a question for an expert?
Please add a title for your question
Get answers from a TechTarget expert on whatever's puzzling you.