An error has occurred while establishing a connection to the server. When connecting to SQL Server 2005, this failure may be caused by the fact that under the default settings SQL Server does not allow remote connections. (provider: Named Pipes Provider, error: 40 - Could not open a connection to SQL Server)
Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.
Exception Details: System.Data.SqlClient.SqlException: An error has occurred while establishing a connection to the server. When connecting to SQL Server 2005, this failure may be caused by the fact that under the default settings SQL Server does not allow remote connections. (provider: Named Pipes Provider, error: 40 - Could not open a connection to SQL Server)
Source Error:
Line 2503: cmd.CommandType = CommandType.StoredProcedure;
Line 2504:
Line 2505: connection.Open();
Line 2506: SqlCommandBuilder.DeriveParameters(cmd);
Line 2507: connection.Close();
這下子，問題就明朗了，典型的沒有打 Sql2000 sp4 的問題，打上sp4問題解決，差點被誤導。
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