Server Error in '/' Application.

Nullable object must have a value.

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.InvalidOperationException: Nullable object must have a value.

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:


[InvalidOperationException: Nullable object must have a value.]
   System.ThrowHelper.ThrowInvalidOperationException(ExceptionResource resource) +56
   bluejob.App_Masters.ENVI.ContentLeft.RepeaterCategory_ItemDataBound(Object sender, RepeaterItemEventArgs e) +1445
   System.Web.UI.WebControls.Repeater.OnItemDataBound(RepeaterItemEventArgs e) +137
   System.Web.UI.WebControls.Repeater.CreateItem(Int32 itemIndex, ListItemType itemType, Boolean dataBind, Object dataItem) +191
   System.Web.UI.WebControls.Repeater.AddDataItemsIntoItemsArray(IEnumerable dataSource, Boolean useDataSource) +279
   System.Web.UI.WebControls.Repeater.PostGetDataAction(IEnumerable dataSource) +104
   System.Web.UI.WebControls.Repeater.OnDataBinding(EventArgs e) +80
   System.Web.UI.WebControls.Repeater.EnsureDataBound() +67
   System.Web.UI.WebControls.Repeater.OnPreRender(EventArgs e) +20
   System.Web.UI.Control.PreRenderRecursiveInternal() +162
   System.Web.UI.Control.PreRenderRecursiveInternal() +256
   System.Web.UI.Control.PreRenderRecursiveInternal() +256
   System.Web.UI.Control.PreRenderRecursiveInternal() +256
   System.Web.UI.Control.PreRenderRecursiveInternal() +256
   System.Web.UI.Control.PreRenderRecursiveInternal() +256
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +6875


Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.7.4087.0