Exception     : Input string was not in a correct format.
App Error Log : ControllerAppTier.Save->BenAdminControllerAppTier.Save->RatesImportExportExcel.ExportRatesToExcel->RatesImportExportExcel.ExportLifeRatesToXML->RatesImportExportExcel.GenerateRateDetailsXml
Employee ID   : 0
Action Name   : ExportRate
Model         : System.Web.Mvc.HandleErrorInfo
Controller    : Customization
Web Error Log :    at WORKTERRA.BenAdmin.BenAdminControllerWebTier.Save(ObjectType I_objectType, Object objInputObject, Object I_context, Boolean I_mode) in d:\WT\branches\LB\Web\ControllerWebTier\ControllerWebTier\BenAdminControllerWebTier.cs:line 44
   at WORKTERRA.BenAdmin.Areas.Customization.Models.RateModel.ExportRate(String RateIdtobeExported) in d:\WT\branches\LB\Web\Web Projects\BenAdmin\Areas\Customization\Models\Rates\RateModel.cs:line 61
   at WORKTERRA.BenAdmin.Areas.Customization.Controllers.CustomizationController.ExportRate(String rateIdtobeExported) in d:\WT\branches\LB\Web\Web Projects\BenAdmin\Areas\Customization\Controllers\Rates\RatesController.cs:line 144
   at lambda_method(Closure , ControllerBase , Object[] )
   at System.Web.Mvc.ActionMethodDispatcher.Execute(ControllerBase controller, Object[] parameters)
   at System.Web.Mvc.ReflectedActionDescriptor.Execute(ControllerContext controllerContext, IDictionary`2 parameters)
   at System.Web.Mvc.ControllerActionInvoker.InvokeActionMethod(ControllerContext controllerContext, ActionDescriptor actionDescriptor, IDictionary`2 parameters)
   at System.Web.Mvc.Async.AsyncControllerActionInvoker.<>c__DisplayClass42.<BeginInvokeSynchronousActionMethod>b__41()
   at System.Web.Mvc.Async.AsyncResultWrapper.<>c__DisplayClass8`1.<BeginSynchronous>b__7(IAsyncResult _)
   at System.Web.Mvc.Async.AsyncResultWrapper.WrappedAsyncResult`1.End()
   at System.Web.Mvc.Async.AsyncControllerActionInvoker.EndInvokeActionMethod(IAsyncResult asyncResult)
   at System.Web.Mvc.Async.AsyncControllerActionInvoker.<>c__DisplayClass37.<>c__DisplayClass39.<BeginInvokeActionMethodWithFilters>b__33()
   at System.Web.Mvc.Async.AsyncControllerActionInvoker.<>c__DisplayClass4f.<InvokeActionMethodFilterAsynchronously>b__49()
   at System.Web.Mvc.Async.AsyncControllerActionInvoker.<>c__DisplayClass4f.<InvokeActionMethodFilterAsynchronously>b__49()
   at System.Web.Mvc.Async.AsyncControllerActionInvoker.<>c__DisplayClass37.<BeginInvokeActionMethodWithFilters>b__36(IAsyncResult asyncResult)
   at System.Web.Mvc.Async.AsyncResultWrapper.WrappedAsyncResult`1.End()
   at System.Web.Mvc.Async.AsyncControllerActionInvoker.EndInvokeActionMethodWithFilters(IAsyncResult asyncResult)
   at System.Web.Mvc.Async.AsyncControllerActionInvoker.<>c__DisplayClass25.<>c__DisplayClass2a.<BeginInvokeAction>b__20()
   at System.Web.Mvc.Async.AsyncControllerActionInvoker.<>c__DisplayClass25.<BeginInvokeAction>b__22(IAsyncResult asyncResult)