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错误发生位置 http web zjrc com webzzjygl Default aspx
错误消息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 Named Pipes Provider error Could not open a connection to SQL Server
Stack Trace
System Data SqlClient SqlException 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 Named Pipes Provider error Could not open a connection to SQL Server at WebZzjygl Default Page Load Object sender EventArgs e at System Web Util CalliHelper EventArgFunctionCaller IntPtr fp Object o Object t EventArgs e at System Web Util CalliHelper EventArgFunctionCaller IntPtr fp Object o Object t EventArgs e at System Web Util CalliEventHandlerDelegateProxy Callback Object sender EventArgs e at System EventHandler Invoke Object sender EventArgs e at System EventHandler Invoke Object sender EventArgs e at System Web UI Control OnLoad EventArgs e at System Web UI Control OnLoad EventArgs e at System Web UI Control LoadRecursive at System Web UI Page ProcessRequestMain Boolean includeStagesBeforeAsyncPoint Boolean includeStagesAfterAsyncPoint at System Web UI Page ProcessRequestMain Boolean includeStagesBeforeAsyncPoint Boolean includeStagesAfterAsyncPoint