Hi Sampath   Are you referring to SASServer1 instances SASServer1_2, 1_3 or other WebApp servers SASServer12_1, SASServer2_1, SASServer9_1?   Applications that run inside SAS Web Application Server instances have dependencies on other SAS services. Many SAS web applications must connect to other servers during their initialization process. If these prerequisite servers are not running, failures might occur during application initialization. The prerequisite servers include the following: - SAS Web Server, if it is configured - database servers, including SAS Web Infrastructure Platform Data Server and third-party data servers - SAS Metadata Server - SAS Cache Locator, only for the server where SAS Web Infrastructure Platform is deployed - SAS JMS BrokerSASServer1_1   Usually, SAS Web Infrastructure Platform is deployed in SASServer1.   Regards Nithin Reddy ... View more