Server Error in '/' Application.

Object reference not set to an instance of an object.

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.NullReferenceException: Object reference not set to an instance of an object.

Source Error:


Line 117:            Dim rowView As DataRowView = DirectCast(dvitemdetails.DataItem, DataRowView)
Line 118:
Line 119:            lblnav.Text += rowView("ProductName")
Line 120:            Dim hfpcat As HiddenField = CType(Me.dvitemdetails.FindControl("hfpcat"), HiddenField)
Line 121:            Dim hfpSubCat As HiddenField = CType(Me.dvitemdetails.FindControl("hfpsubcat"), HiddenField)

Source File: h:\root\home\lineesh-001\www\AGBME\detail.aspx.vb    Line: 119

Stack Trace:


[NullReferenceException: Object reference not set to an instance of an object.]
   detail.dvitemdetails_DataBound(Object sender, EventArgs e) in h:\root\home\lineesh-001\www\AGBME\detail.aspx.vb:119
   System.Web.UI.WebControls.BaseDataBoundControl.OnDataBound(EventArgs e) +109
   System.Web.UI.WebControls.DataBoundControl.OnDataSourceViewSelectCallback(IEnumerable data) +165
   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.DetailsView.DataBind() +10
   detail.Page_Load(Object sender, EventArgs e) in h:\root\home\lineesh-001\www\AGBME\detail.aspx.vb:34
   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