for help.....

i got this error....in JCO connection...whai i will do....

i gave all fields are correct only..whan i clk test mns...i will get this error....ping also failed....

com.sap.mw.jco.JCO$Exception: (102) RFC_ERROR_COMMUNICATION: Connect to message server host failed Connect_PM TYPE=B MSHOST=idececc5 GROUP=SPACE R3NAME=IEC MSSERV=sapmsIEC PCS=1 LOCATION CPIC (TCP/IP) on local host with Unicode ERROR hostname 'idececc5' unknown TIME Thu Sep 13 16:36:14 2007 RELEASE 700 COMPONENT NI (network interface) VERSION 38 RC -2 MODULE ninti.c LINE 361 DETAIL NiPGetHostByName2: hostname 'idececc5' not found SYSTEM CALL gethostbyname_r COUNTER 1