Hi,Mohammad Shorfuzzaman i followedthe steps: Target server properties 1) BACK END Avilable back end : wdbrpc time out: 10 retry :5 target name / ip address:( type ip of kit) 2)Core File and Symbols click : file path target( if avilable) and global symbols the rest are unclicked 3) console and redirection click Redirect Target IO but when I click Launch I the following I get the error Cannot determine target architecture for CPU #1120.Please check that "C:/Tornado/host/resource/target/architecturedb" file is accessible and that [CPU_1120] section is properly defined in it. Problem during Backend initialization Target Server will exit why i am getting this error Regards srinivas, Patiala ________________________________________________________________________ Yahoo! India Matrimony: Find your life partner online Go to: http://yahoo.shaadi.com/india-matrimony