can not open the DB from my visual studio project
i get :
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)
its a default instance ansd SQL Server is configured to allow remote connections.
i tried to open the db while my windows firewall is off but it didn't open.
i have sql 2008r2 , visual studio 2010
HELP ME