when I upload my application to website(webhosting), I got this error. ******* A network-related or instance-specific error occurred while establishing a connection to SQL Server. The server was not found or was not accessible. Verify that the instance name is correct and that SQL Server is configured to allow remote connections. (provider: SQL Network Interfaces, error: 26 - Error Locating Server/Instance Specified) ****** I checked Knowledge Base,It says: "You will have to upsize your SQL Express Database to SQL 2008 and change the web.config file connection string to point the SQL server. " How to upsize it SQL2008 and change the web.config file connection string to point the SQL server. ? I do really appreciate your help! Thanks!