Server Error in '/' Application.

Specified cast is not valid.

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.InvalidCastException: Specified cast is not valid.

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:


[InvalidCastException: Specified cast is not valid.]
   AFR.rpt_item.generate(Int32 target_ID, Int32 dummy, Boolean refreshed) in F:\AFR\AFRV\AFR.rpt\rpt_item.cs:213
   AFR.rpt_item..ctor(Int32 targetID, Boolean ShowCollection, Boolean refreshed) in F:\AFR\AFRV\AFR.rpt\rpt_item.cs:25
   AFRX.item.generate(Int32 ID) +771
   AFRX.item.Page_Load(Object sender, EventArgs e) +1268
   System.Web.UI.Control.OnLoad(EventArgs e) +106
   System.Web.UI.Control.LoadRecursive() +68
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +3785


Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.7.4081.0