Exception : Input string was not in a correct format. App Error Log : - Employee ID : 4022 Action Name : GetEmployeeProfileInfo Model : System.Web.Mvc.HandleErrorInfo Controller : Customization Web Error Log : at System.Number.StringToNumber(String str, NumberStyles options, NumberBuffer& number, NumberFormatInfo info, Boolean parseDecimal) at System.Number.ParseInt64(String value, NumberStyles options, NumberFormatInfo numfmt) at System.Convert.ToInt64(String value) at WORKTERRA.Shared.Areas.Customization.Models.EmployeeProfileModel.UpdateEmployeeAttribute(EmployeeData EmployeeAttributeObj, EmployeeDataScreen& objUserDetails, Int32 I_TableRef, Int32 I_SaveAndContinue) in d:\WT\branches\LB\Web\Web Projects\WORKTERRA\Areas\Customization\Models\FormBuilder\EmployeeProfileModel.cs:line 1132 at WORKTERRA.Shared.Areas.Customization.Models.EmployeeProfileModel.SaveProfile(EmployeeData objEmployeeData, EmployeeDataScreen& objUser, Int32 I_TableRef, Int32 I_SaveAndContinue) in d:\WT\branches\LB\Web\Web Projects\WORKTERRA\Areas\Customization\Models\FormBuilder\EmployeeProfileModel.cs:line 2989 at WORKTERRA.Shared.Areas.Customization.Controllers.CustomizationController.GetEmployeeProfileInfo(EmployeeProfileModel Obj_EmployeeProfileModel) in d:\WT\branches\LB\Web\Web Projects\WORKTERRA\Areas\Customization\Controllers\FormBuilder\EmployeeProfileController.cs:line 379 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.ControllerActionInvoker.<>c__DisplayClass13.b__10() at System.Web.Mvc.ControllerActionInvoker.InvokeActionMethodFilter(IActionFilter filter, ActionExecutingContext preContext, Func`1 continuation) at System.Web.Mvc.ControllerActionInvoker.<>c__DisplayClass13.<>c__DisplayClass15.b__12() at System.Web.Mvc.ControllerActionInvoker.InvokeActionMethodFilter(IActionFilter filter, ActionExecutingContext preContext, Func`1 continuation) at System.Web.Mvc.ControllerActionInvoker.<>c__DisplayClass13.<>c__DisplayClass15.b__12() at System.Web.Mvc.ControllerActionInvoker.InvokeActionMethodWithFilters(ControllerContext controllerContext, IList`1 filters, ActionDescriptor actionDescriptor, IDictionary`2 parameters) at System.Web.Mvc.ControllerActionInvoker.InvokeAction(ControllerContext controllerContext, String actionName)