“/” ứng dụng trình tự trung server sai lầm.

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Hành 168: Private Shared Sub PrepareCommand(ByVal cmd As SqlCommand, ByVal conn As SqlConnection, ByVal trans As SqlTransaction, ByVal cmdType As CommandType, ByVal cmdText As String, ByVal cmdParms As SqlParameter())
Hành 169: If (conn.State <> ConnectionState.Open) Then
Hành 170: conn.Open()
Hành 171: End If
Hành 172: cmd.Connection = conn

[Win32Exception (0x80004005): Hệ thống tìm không thấy chỉ định văn kiện. ]

[SqlException (0x80131904): Ở cùng SQL Server thành lập liên tiếp khi xuất hiện cùng internet tương quan hoặc riêng với ví dụ thực tế sai lầm. Không tìm được hoặc vô pháp phỏng vấn server. Thỉnh nghiệm chứng ví dụ thực tế tên hay không chính xác hơn nữa SQL Server đã phối trí vì cho phép viễn trình liên tiếp. (provider: Named Pipes Provider, error: 40 - vô pháp mở ra đến SQL Server liên tiếp )]
System.Data.ProviderBase.DbConnectionPool.TryGetConnection(DbConnection owningObject, UInt32 waitForMultipleObjectsTimeout, Boolean allowCreate, Boolean onlyOneCheckConnection, DbConnectionOptions userOptions, DbConnectionInternal& connection) +642
System.Data.ProviderBase.DbConnectionPool.TryGetConnection(DbConnection owningObject, TaskCompletionSource`1 retry, DbConnectionOptions userOptions, DbConnectionInternal& connection) +116
System.Data.ProviderBase.DbConnectionFactory.TryGetConnection(DbConnection owningConnection, TaskCompletionSource`1 retry, DbConnectionOptions userOptions, DbConnectionInternal oldConnection, DbConnectionInternal& connection) +1079
System.Data.ProviderBase.DbConnectionInternal.TryOpenConnectionInternal(DbConnection outerConnection, DbConnectionFactory connectionFactory, TaskCompletionSource`1 retry, DbConnectionOptions userOptions) +6600667
System.Data.SqlClient.SqlConnection.TryOpenInner(TaskCompletionSource`1 retry) +233
System.Data.SqlClient.SqlConnection.TryOpen(TaskCompletionSource`1 retry) +278
System.Data.SqlClient.SqlConnection.Open() +239
SqlHelper.PrepareCommand(SqlCommand cmd, SqlConnection conn, SqlTransaction trans, CommandType cmdType, String cmdText, SqlParameter[] cmdParms) in E:\ProgramFiles\360\efeng\2scc \2scc -2025\ 2scc \App_Code\SqlHelper.vb:170
SqlHelper.returnDataSet(String connectionString, CommandType cmdType, String cmdText, SqlParameter[] commandParameters) in E:\ProgramFiles\360\efeng\2scc \2scc -2025\ 2scc \App_Code\SqlHelper.vb:161
fun.Get_DataSet_by_sql(String sql) in E:\ProgramFiles\360\efeng\2scc \2scc -2025\ 2scc \App_Code\fun.vb:324
map_detail.get_ds_area(String pix) in E:\ProgramFiles\360\efeng\2scc \2scc -2025\ 2scc \map\detail.aspx.vb:301
map_detail.Page_Load(Object sender, EventArgs e) in E:\ProgramFiles\360\efeng\2scc \2scc -2025\ 2scc \map\detail.aspx.vb:95
System.Web.UI.Control.LoadRecursive() +71
System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +3178