Server Error in '/' Application.

DataBinding: 'System.Data.DataRowView' does not contain a property with the name 'Attended_Class'.

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.Web.HttpException: DataBinding: 'System.Data.DataRowView' does not contain a property with the name 'Attended_Class'.

Source Error:

The source code that generated this unhandled exception can only be shown when compiled in debug mode. To enable this, please follow one of the below steps, then request the URL:

1. Add a "Debug=true" directive at the top of the file that generated the error. Example:

  <%@ Page Language="C#" Debug="true" %>

or:

2) Add the following section to the configuration file of your application:

<configuration>
   <system.web>
       <compilation debug="true"/>
   </system.web>
</configuration>

Note that this second technique will cause all files within a given application to be compiled in debug mode. The first technique will cause only that particular file to be compiled in debug mode.

Important: Running applications in debug mode does incur a memory/performance overhead. You should make sure that an application has debugging disabled before deploying into production scenario.

Stack Trace:


[HttpException (0x80004005): DataBinding: 'System.Data.DataRowView' does not contain a property with the name 'Attended_Class'.]
   System.Web.UI.DataBinder.GetPropertyValue(Object container, String propName) +3950422
   System.Web.UI.DataBinder.Eval(Object container, String[] expressionParts) +95
   ASP.alumni_list_aspx.__DataBind__control27(Object sender, EventArgs e) +320
   System.Web.UI.Control.OnDataBinding(EventArgs e) +100
   System.Web.UI.Control.DataBind(Boolean raiseOnDataBinding) +178
   System.Web.UI.Control.DataBindChildren() +248
   System.Web.UI.Control.DataBind(Boolean raiseOnDataBinding) +195
   System.Web.UI.WebControls.ListView.CreateItemsWithoutGroups(ListViewPagedDataSource dataSource, Boolean dataBinding, InsertItemPosition insertPosition, ArrayList keyArray) +1188
   System.Web.UI.WebControls.ListView.CreateChildControls(IEnumerable dataSource, Boolean dataBinding) +1284
   System.Web.UI.WebControls.ListView.PerformDataBinding(IEnumerable data) +53
   System.Web.UI.WebControls.DataBoundControl.OnDataSourceViewSelectCallback(IEnumerable data) +208
   System.Web.UI.WebControls.ListView.PerformSelect() +128
   CMS.Alumni_List.GetDetail() +539
   CMS.Alumni_List.Page_Load(Object sender, EventArgs e) +124
   System.Web.UI.Control.OnLoad(EventArgs e) +108
   System.Web.UI.Control.LoadRecursive() +90
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +1533


Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.8.4700.0