System.Data.SqlClient.SqlException (0x80131904): 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: TCP Provider, error: 0 - The remote computer refused the network connection.) ---> System.ComponentModel.Win32Exception (0x80004005): The remote computer refused the network connection at System.Data.ProviderBase.DbConnectionPool.TryGetConnection(DbConnection owningObject, UInt32 waitForMultipleObjectsTimeout, Boolean allowCreate, Boolean onlyOneCheckConnection, DbConnectionOptions userOptions, DbConnectionInternal& connection) at System.Data.ProviderBase.DbConnectionPool.TryGetConnection(DbConnection owningObject, TaskCompletionSource`1 retry, DbConnectionOptions userOptions, DbConnectionInternal& connection) at System.Data.ProviderBase.DbConnectionFactory.TryGetConnection(DbConnection owningConnection, TaskCompletionSource`1 retry, DbConnectionOptions userOptions, DbConnectionInternal oldConnection, DbConnectionInternal& connection) at System.Data.ProviderBase.DbConnectionInternal.TryOpenConnectionInternal(DbConnection outerConnection, DbConnectionFactory connectionFactory, TaskCompletionSource`1 retry, DbConnectionOptions userOptions) at System.Data.SqlClient.SqlConnection.TryOpenInner(TaskCompletionSource`1 retry) at System.Data.SqlClient.SqlConnection.TryOpen(TaskCompletionSource`1 retry) at System.Data.SqlClient.SqlConnection.Open() at Configration.OpenConnectionJokes() in c:\inetpub\vhosts\nmtc.ae\tahshesh.com\App_Code\Configration.cs:line 131 at Pages_joke_ArabicJokesTahshesh.GetDetails() in c:\inetpub\vhosts\nmtc.ae\tahshesh.com\Pages\Jokes\ArabicJokesTahshesh.aspx.cs:line 108 at Pages_joke_ArabicJokesTahshesh.Page_Load(Object sender, EventArgs e) in c:\inetpub\vhosts\nmtc.ae\tahshesh.com\Pages\Jokes\ArabicJokesTahshesh.aspx.cs:line 85 ClientConnectionId:00000000-0000-0000-0000-000000000000 Error Number:1225,State:0,Class:20