Server Error in '/' Application.

Cannot find table 0.

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.IndexOutOfRangeException: Cannot find table 0.

Source Error:

An unhandled exception was generated during the execution of the current web request. Information regarding the origin and location of the exception can be identified using the exception stack trace below.

Stack Trace:


[IndexOutOfRangeException: Cannot find table 0.]
   System.Data.DataTableCollection.get_Item(Int32 index) +95
   view_Giangvien_HocPhan.load_ND_Thaoluan(String mahp, String tim) +914
   view_Giangvien_HocPhan.LoadhpDautien(String Mahp, String tenHP, Int32 selec) +342
   view_Giangvien_HocPhan.Page_Load(Object sender, EventArgs e) +774
   System.Web.Util.CalliHelper.EventArgFunctionCaller(IntPtr fp, Object o, Object t, EventArgs e) +14
   System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e) +35
   System.Web.UI.Control.OnLoad(EventArgs e) +91
   System.Web.UI.Control.LoadRecursive() +74
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +2207


Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.0.30319.272