Quan-ly-lua-co--co-rai--trong-ruong-lua-2-ml

Server Error in '/' Application.

System.InvalidOperationException: ExecuteReader requires an open and available Connection. The connection's current state is open. at System.Data.SqlClient.SqlConnection.GetOpenConnection(String method) at System.Data.SqlClient.SqlConnection.ValidateConnectionForExecute(String method, SqlCommand command) at System.Data.SqlClient.SqlCommand.ValidateCommand(String method, Boolean async) at System.Data.SqlClient.SqlCommand.RunExecuteReader(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, String method, TaskCompletionSource`1 completion, Int32 timeout, Task& task, Boolean& usedCache, Boolean asyncWrite, Boolean inRetry) at System.Data.SqlClient.SqlCommand.RunExecuteReader(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, String method) at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method) at System.Data.SqlClient.SqlCommand.ExecuteDbDataReader(CommandBehavior behavior) at System.Data.Common.DbCommand.System.Data.IDbCommand.ExecuteReader(CommandBehavior behavior) at System.Data.Common.DbDataAdapter.FillInternal(DataSet dataset, DataTable[] datatables, Int32 startRecord, Int32 maxRecords, String srcTable, IDbCommand command, CommandBehavior behavior) at System.Data.Common.DbDataAdapter.Fill(DataTable[] dataTables, Int32 startRecord, Int32 maxRecords, IDbCommand command, CommandBehavior behavior) at System.Data.Common.DbDataAdapter.Fill(DataTable dataTable) at XL_BANG.Doc_bang() in d:\inetpub\vhosts\spchcmc.vn\httpdocs\App_Code\LopXuLyLuuTru\XL_BANG.cs:line 74

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.Exception: System.InvalidOperationException: ExecuteReader requires an open and available Connection. The connection's current state is open. at System.Data.SqlClient.SqlConnection.GetOpenConnection(String method) at System.Data.SqlClient.SqlConnection.ValidateConnectionForExecute(String method, SqlCommand command) at System.Data.SqlClient.SqlCommand.ValidateCommand(String method, Boolean async) at System.Data.SqlClient.SqlCommand.RunExecuteReader(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, String method, TaskCompletionSource`1 completion, Int32 timeout, Task& task, Boolean& usedCache, Boolean asyncWrite, Boolean inRetry) at System.Data.SqlClient.SqlCommand.RunExecuteReader(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, String method) at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method) at System.Data.SqlClient.SqlCommand.ExecuteDbDataReader(CommandBehavior behavior) at System.Data.Common.DbCommand.System.Data.IDbCommand.ExecuteReader(CommandBehavior behavior) at System.Data.Common.DbDataAdapter.FillInternal(DataSet dataset, DataTable[] datatables, Int32 startRecord, Int32 maxRecords, String srcTable, IDbCommand command, CommandBehavior behavior) at System.Data.Common.DbDataAdapter.Fill(DataTable[] dataTables, Int32 startRecord, Int32 maxRecords, IDbCommand command, CommandBehavior behavior) at System.Data.Common.DbDataAdapter.Fill(DataTable dataTable) at XL_BANG.Doc_bang() in d:\inetpub\vhosts\spchcmc.vn\httpdocs\App_Code\LopXuLyLuuTru\XL_BANG.cs:line 74 Source Error:

Line 79: catch (Exception ex) Line 80: { Line 81: throw new Exception(ex.ToString()); Line 82: } Line 83: }

Source File: d:\inetpub\vhosts\spchcmc.vn\httpdocs\App_Code\LopXuLyLuuTru\XL_BANG.cs Line: 81 Stack Trace:

[Exception: System.InvalidOperationException: ExecuteReader requires an open and available Connection. The connection's current state is open. at System.Data.SqlClient.SqlConnection.GetOpenConnection(String method) at System.Data.SqlClient.SqlConnection.ValidateConnectionForExecute(String method, SqlCommand command) at System.Data.SqlClient.SqlCommand.ValidateCommand(String method, Boolean async) at System.Data.SqlClient.SqlCommand.RunExecuteReader(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, String method, TaskCompletionSource`1 completion, Int32 timeout, Task& task, Boolean& usedCache, Boolean asyncWrite, Boolean inRetry) at System.Data.SqlClient.SqlCommand.RunExecuteReader(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, String method) at System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method) at System.Data.SqlClient.SqlCommand.ExecuteDbDataReader(CommandBehavior behavior) at System.Data.Common.DbCommand.System.Data.IDbCommand.ExecuteReader(CommandBehavior behavior) at System.Data.Common.DbDataAdapter.FillInternal(DataSet dataset, DataTable[] datatables, Int32 startRecord, Int32 maxRecords, String srcTable, IDbCommand command, CommandBehavior behavior) at System.Data.Common.DbDataAdapter.Fill(DataTable[] dataTables, Int32 startRecord, Int32 maxRecords, IDbCommand command, CommandBehavior behavior) at System.Data.Common.DbDataAdapter.Fill(DataTable dataTable) at XL_BANG.Doc_bang() in d:\inetpub\vhosts\spchcmc.vn\httpdocs\App_Code\LopXuLyLuuTru\XL_BANG.cs:line 74] XL_BANG.Doc_bang() in d:\inetpub\vhosts\spchcmc.vn\httpdocs\App_Code\LopXuLyLuuTru\XL_BANG.cs:81 XL_BANG..ctor(String pTen_bang, String pChuoi_SQL) in d:\inetpub\vhosts\spchcmc.vn\httpdocs\App_Code\LopXuLyLuuTru\XL_BANG.cs:54 BANG_tbl_Menu..ctor(String pChuoi_SQL) in d:\inetpub\vhosts\spchcmc.vn\httpdocs\App_Code\LopXuLyNghiepVu\BANG_tbl_Menu.cs:16 VN_Usercontrol_MenuTop.LoadMenuCapI() in d:\inetpub\vhosts\spchcmc.vn\httpdocs\VN\Usercontrol\MenuTop.ascx.cs:23 VN_Usercontrol_MenuTop.Page_Load(Object sender, EventArgs e) in d:\inetpub\vhosts\spchcmc.vn\httpdocs\VN\Usercontrol\MenuTop.ascx.cs:17 System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e) +51 System.Web.UI.Control.OnLoad(EventArgs e) +95 System.Web.UI.Control.LoadRecursive() +59 System.Web.UI.Control.LoadRecursive() +131 System.Web.UI.Control.LoadRecursive() +131 System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +678

Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.7.3429.0