Server Error in '/' Application.

A field or property with the name 'NIRFRank' was not found on the selected data source.

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: A field or property with the name 'NIRFRank' was not found on the selected data source.

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:


[HttpException (0x80004005): A field or property with the name 'NIRFRank' was not found on the selected data source.]
   System.Web.UI.WebControls.BoundField.TryGetSimplePropertyValue(Object dataItem, Object& data) +2833131
   System.Web.UI.WebControls.BoundField.GetValue(Control controlContainer) +215
   System.Web.UI.WebControls.BoundField.OnDataBindField(Object sender, EventArgs e) +59
   System.Web.UI.Control.OnDataBinding(EventArgs e) +86
   System.Web.UI.Control.DataBind(Boolean raiseOnDataBinding) +154
   System.Web.UI.Control.DataBind() +17
   System.Web.UI.Control.DataBindChildren() +187
   System.Web.UI.Control.DataBind(Boolean raiseOnDataBinding) +164
   System.Web.UI.Control.DataBind() +17
   System.Web.UI.WebControls.GridView.CreateRow(Int32 rowIndex, Int32 dataSourceIndex, DataControlRowType rowType, DataControlRowState rowState, Boolean dataBind, Object dataItem, DataControlField[] fields, TableRowCollection rows, PagedDataSource pagedDataSource) +170
   System.Web.UI.WebControls.GridView.CreateChildControls(IEnumerable dataSource, Boolean dataBinding) +3839
   System.Web.UI.WebControls.CompositeDataBoundControl.PerformDataBinding(IEnumerable data) +67
   System.Web.UI.WebControls.GridView.PerformDataBinding(IEnumerable data) +15
   System.Web.UI.WebControls.DataBoundControl.OnDataSourceViewSelectCallback(IEnumerable data) +133
   System.Web.UI.DataSourceView.Select(DataSourceSelectArguments arguments, DataSourceViewSelectCallback callback) +34
   System.Web.UI.WebControls.DataBoundControl.PerformSelect() +151
   System.Web.UI.WebControls.BaseDataBoundControl.DataBind() +76
   System.Web.UI.WebControls.GridView.DataBind() +10
   EducatioWorldPortal.Ranking.List.LoadGridData(String strSurvey, Nullable`1 cityId, Nullable`1 stateId) +298
   EducatioWorldPortal.Ranking.List.GetRankMenu() +377
   EducatioWorldPortal.Ranking.List.Page_Load(Object sender, EventArgs e) +325
   System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e) +52
   System.Web.UI.Control.OnLoad(EventArgs e) +97
   System.Web.UI.Control.LoadRecursive() +61
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +693


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