[InvalidOperationException: Invalid attempt to read when no data is present.]
System.Data.SqlClient.SqlDataReader.CheckDataIsReady(Int32 columnIndex, Boolean allowPartiallyReadColumn, Boolean permitAsync, String methodName) +1775141
System.Data.SqlClient.SqlDataReader.TryReadColumn(Int32 i, Boolean setTimeout, Boolean allowPartiallyReadColumn) +48
System.Data.SqlClient.SqlDataReader.GetValueInternal(Int32 i) +31
System.Data.SqlClient.SqlDataReader.GetValue(Int32 i) +73
System.Data.SqlClient.SqlDataReader.get_Item(String name) +28
varieties.product_name() in g:\ApedaApplications\AgriExchange\agriexchange\product_profile\varieties.aspx.cs:52
varieties.Page_Load(Object sender, EventArgs e) in g:\ApedaApplications\AgriExchange\agriexchange\product_profile\varieties.aspx.cs:36
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.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +678
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