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:

The source code that generated this unhandled exception can only be shown when compiled in debug mode. To enable this, please follow one of the below steps, then request the URL:

1. Add a "Debug=true" directive at the top of the file that generated the error. Example:

  <%@ Page Language="C#" Debug="true" %>

or:

2) Add the following section to the configuration file of your application:

<configuration>
   <system.web>
       <compilation debug="true"/>
   </system.web>
</configuration>

Note that this second technique will cause all files within a given application to be compiled in debug mode. The first technique will cause only that particular file to be compiled in debug mode.

Important: Running applications in debug mode does incur a memory/performance overhead. You should make sure that an application has debugging disabled before deploying into production scenario.

Stack Trace:


[InvalidOperationException: Nullable object must have a value.]
   System.ThrowHelper.ThrowInvalidOperationException(ExceptionResource resource) +56
   Ecom.Core.Models.DocTypes.<>c.<get_PriceItems>b__119_0(ComplexPriceMatrixItem v) in \\diskstation\Development\Developers\Jo\Development\Code\360Commerce.Platform\trunkunver\Ecom.Core\Models\DocTypes\WebstoreProduct.cs:631
   System.Linq.EnumerableSorter`2.ComputeKeys(TElement[] elements, Int32 count) +66
   System.Linq.EnumerableSorter`1.Sort(TElement[] elements, Int32 count) +21
   System.Linq.<GetEnumerator>d__1.MoveNext() +160
   System.Collections.Generic.List`1..ctor(IEnumerable`1 collection) +186
   System.Linq.Enumerable.ToList(IEnumerable`1 source) +54
   Ecom.Core.Models.DocTypes.WebstoreProduct.get_PriceItems() in \\diskstation\Development\Developers\Jo\Development\Code\360Commerce.Platform\trunkunver\Ecom.Core\Models\DocTypes\WebstoreProduct.cs:631
   Ecom.Core.Models.DocTypes.WebstoreProduct.SerielizePriceItems() in \\diskstation\Development\Developers\Jo\Development\Code\360Commerce.Platform\trunkunver\Ecom.Core\Models\DocTypes\WebstoreProduct.cs:664
   lambda_method(Closure , WebstoreProduct ) +34
   AutoMapper.DelegateBasedResolver`2.Resolve(ResolutionResult source) in c:\dev\AutoMapper\src\AutoMapper\Internal\DelegateBasedResolver2.cs:22
   AutoMapper.NullReferenceExceptionSwallowingResolver.Resolve(ResolutionResult source) in c:\dev\AutoMapper\src\AutoMapper\Internal\NullReferenceExceptionSwallowingResolver.cs:18
   AutoMapper.PropertyMap.<ResolveValue>b__6(ResolutionResult current, IValueResolver resolver) in c:\dev\AutoMapper\src\AutoMapper\PropertyMap.cs:127
   System.Linq.Enumerable.Aggregate(IEnumerable`1 source, TAccumulate seed, Func`3 func) +152
   AutoMapper.PropertyMap.ResolveValue(ResolutionContext context) in c:\dev\AutoMapper\src\AutoMapper\PropertyMap.cs:127
   AutoMapper.Mappers.PropertyMapMappingStrategy.MapPropertyValue(ResolutionContext context, IMappingEngineRunner mapper, Object mappedObject, PropertyMap propertyMap) in c:\dev\AutoMapper\src\AutoMapper\Mappers\TypeMapObjectMapperRegistry.cs:116

[AutoMapperMappingException: 

Mapping types:
WebstoreProduct -> String
Ecom.Core.Models.DocTypes.WebstoreProduct -> System.String

Destination path:
APIProductSearchResult.Items.Items.Items6[6].PriceItems.PriceItems

Source value:
Ecom.Core.Models.DocTypes.WebstoreProduct]
   AutoMapper.Mappers.PropertyMapMappingStrategy.MapPropertyValue(ResolutionContext context, IMappingEngineRunner mapper, Object mappedObject, PropertyMap propertyMap) in c:\dev\AutoMapper\src\AutoMapper\Mappers\TypeMapObjectMapperRegistry.cs:153
   AutoMapper.Mappers.PropertyMapMappingStrategy.Map(ResolutionContext context, IMappingEngineRunner mapper) in c:\dev\AutoMapper\src\AutoMapper\Mappers\TypeMapObjectMapperRegistry.cs:89
   AutoMapper.Mappers.TypeMapMapper.Map(ResolutionContext context, IMappingEngineRunner mapper) in c:\dev\AutoMapper\src\AutoMapper\Mappers\TypeMapMapper.cs:22
   AutoMapper.MappingEngine.AutoMapper.IMappingEngineRunner.Map(ResolutionContext context) in c:\dev\AutoMapper\src\AutoMapper\MappingEngine.cs:250
   AutoMapper.Mappers.EnumerableMapperBase`1.Map(ResolutionContext context, IMappingEngineRunner mapper) in c:\dev\AutoMapper\src\AutoMapper\Mappers\EnumerableMapperBase.cs:44
   AutoMapper.Mappers.CollectionMapper.Map(ResolutionContext context, IMappingEngineRunner mapper) in c:\dev\AutoMapper\src\AutoMapper\Mappers\CollectionMapper.cs:20
   AutoMapper.MappingEngine.AutoMapper.IMappingEngineRunner.Map(ResolutionContext context) in c:\dev\AutoMapper\src\AutoMapper\MappingEngine.cs:250
   AutoMapper.Mappers.PropertyMapMappingStrategy.MapPropertyValue(ResolutionContext context, IMappingEngineRunner mapper, Object mappedObject, PropertyMap propertyMap) in c:\dev\AutoMapper\src\AutoMapper\Mappers\TypeMapObjectMapperRegistry.cs:163
   AutoMapper.Mappers.PropertyMapMappingStrategy.Map(ResolutionContext context, IMappingEngineRunner mapper) in c:\dev\AutoMapper\src\AutoMapper\Mappers\TypeMapObjectMapperRegistry.cs:89
   AutoMapper.Mappers.TypeMapMapper.Map(ResolutionContext context, IMappingEngineRunner mapper) in c:\dev\AutoMapper\src\AutoMapper\Mappers\TypeMapMapper.cs:22
   AutoMapper.MappingEngine.AutoMapper.IMappingEngineRunner.Map(ResolutionContext context) in c:\dev\AutoMapper\src\AutoMapper\MappingEngine.cs:250
   AutoMapper.MappingEngine.MapCore(Object source, Type sourceType, Type destinationType, MappingOperationOptions options) in c:\dev\AutoMapper\src\AutoMapper\MappingEngine.cs:131
   AutoMapper.MappingEngine.Map(Object source, Type sourceType, Type destinationType, Action`1 opts) in c:\dev\AutoMapper\src\AutoMapper\MappingEngine.cs:120
   AutoMapper.MappingEngine.Map(Object source, Action`1 opts) in c:\dev\AutoMapper\src\AutoMapper\MappingEngine.cs:69
   AutoMapper.MappingEngine.Map(Object source) in c:\dev\AutoMapper\src\AutoMapper\MappingEngine.cs:60
   AutoMapper.Mapper.Map(Object source) in c:\dev\AutoMapper\src\AutoMapper\Mapper.cs:49
   Ecom.Core.Models.ViewModels.ProductSearch.ProductSearchResults.get_FirstResultPage() in \\diskstation\Development\Developers\Jo\Development\Code\360Commerce.Platform\trunkunver\Ecom.Core\Models\ViewModels\ProductSearch\ProductSearchResults.cs:87
   ASP._Page_Views_Partials_EcomCore_Catalogue_ProductSearch_Results_cshtml.Execute() +4783
   System.Web.WebPages.WebPageBase.ExecutePageHierarchy() +197
   System.Web.Mvc.WebViewPage.ExecutePageHierarchy() +105
   System.Web.WebPages.WebPageBase.ExecutePageHierarchy(WebPageContext pageContext, TextWriter writer, WebPageRenderingBase startPage) +90
   System.Web.Mvc.RazorView.RenderView(ViewContext viewContext, TextWriter writer, Object instance) +256
   System.Web.Mvc.BuildManagerCompiledView.Render(ViewContext viewContext, TextWriter writer) +107
   Umbraco.Core.Profiling.ProfilingView.Render(ViewContext viewContext, TextWriter writer) +113
   System.Web.Mvc.HtmlHelper.RenderPartialInternal(String partialViewName, ViewDataDictionary viewData, Object model, TextWriter writer, ViewEngineCollection viewEngineCollection) +277
   System.Web.Mvc.Html.PartialExtensions.Partial(HtmlHelper htmlHelper, String partialViewName, Object model, ViewDataDictionary viewData) +91
   ASP._Page_Views_Partials_EcomCore_Catalogue_StandardPageComponents_ProductSearchResults_cshtml.Execute() +3090
   System.Web.WebPages.WebPageBase.ExecutePageHierarchy() +197
   System.Web.Mvc.WebViewPage.ExecutePageHierarchy() +105
   System.Web.WebPages.WebPageBase.ExecutePageHierarchy(WebPageContext pageContext, TextWriter writer, WebPageRenderingBase startPage) +90
   System.Web.Mvc.RazorView.RenderView(ViewContext viewContext, TextWriter writer, Object instance) +256
   System.Web.Mvc.BuildManagerCompiledView.Render(ViewContext viewContext, TextWriter writer) +107
   Umbraco.Core.Profiling.ProfilingView.Render(ViewContext viewContext, TextWriter writer) +113
   System.Web.Mvc.HtmlHelper.RenderPartialInternal(String partialViewName, ViewDataDictionary viewData, Object model, TextWriter writer, ViewEngineCollection viewEngineCollection) +277
   System.Web.Mvc.Html.PartialExtensions.Partial(HtmlHelper htmlHelper, String partialViewName, Object model, ViewDataDictionary viewData) +91
   ASP._Page_Views_Partials_USNAdvancedPageComponents_USN_ComponentsSwitch_cshtml.Execute() +31429
   System.Web.WebPages.WebPageBase.ExecutePageHierarchy() +197
   System.Web.Mvc.WebViewPage.ExecutePageHierarchy() +105
   System.Web.WebPages.WebPageBase.ExecutePageHierarchy(WebPageContext pageContext, TextWriter writer, WebPageRenderingBase startPage) +90
   System.Web.Mvc.RazorView.RenderView(ViewContext viewContext, TextWriter writer, Object instance) +256
   System.Web.Mvc.BuildManagerCompiledView.Render(ViewContext viewContext, TextWriter writer) +107
   Umbraco.Core.Profiling.ProfilingView.Render(ViewContext viewContext, TextWriter writer) +113
   System.Web.Mvc.HtmlHelper.RenderPartialInternal(String partialViewName, ViewDataDictionary viewData, Object model, TextWriter writer, ViewEngineCollection viewEngineCollection) +277
   System.Web.Mvc.Html.PartialExtensions.Partial(HtmlHelper htmlHelper, String partialViewName, Object model, ViewDataDictionary viewData) +91
   ASP.<>c__DisplayClass3.<ShowPageComponents>b__1(TextWriter __razor_helper_writer) +1474
   System.Web.WebPages.HelperResult.WriteTo(TextWriter writer) +10
   System.Web.WebPages.WebPageBase.Write(HelperResult result) +80
   ASP._Page_Views_Partials_USNAdvancedPageComponents_USN_AdvancedPageComponents_cshtml.Execute() +854
   System.Web.WebPages.WebPageBase.ExecutePageHierarchy() +197
   System.Web.Mvc.WebViewPage.ExecutePageHierarchy() +105
   System.Web.WebPages.WebPageBase.ExecutePageHierarchy(WebPageContext pageContext, TextWriter writer, WebPageRenderingBase startPage) +90
   System.Web.Mvc.RazorView.RenderView(ViewContext viewContext, TextWriter writer, Object instance) +256
   System.Web.Mvc.BuildManagerCompiledView.Render(ViewContext viewContext, TextWriter writer) +107
   Umbraco.Core.Profiling.ProfilingView.Render(ViewContext viewContext, TextWriter writer) +113
   System.Web.Mvc.HtmlHelper.RenderPartialInternal(String partialViewName, ViewDataDictionary viewData, Object model, TextWriter writer, ViewEngineCollection viewEngineCollection) +277
   System.Web.Mvc.Html.PartialExtensions.Partial(HtmlHelper htmlHelper, String partialViewName, Object model, ViewDataDictionary viewData) +91
   System.Web.Mvc.Html.PartialExtensions.Partial(HtmlHelper htmlHelper, String partialViewName, Object model) +33
   ASP._Page_Views_WebstoreCatalogueCategoryAdvancedPage_cshtml.Execute() +133
   System.Web.WebPages.WebPageBase.ExecutePageHierarchy() +197
   System.Web.Mvc.WebViewPage.ExecutePageHierarchy() +105
   System.Web.WebPages.StartPage.RunPage() +17
   System.Web.WebPages.StartPage.ExecutePageHierarchy() +64
   System.Web.WebPages.WebPageBase.ExecutePageHierarchy(WebPageContext pageContext, TextWriter writer, WebPageRenderingBase startPage) +78
   System.Web.Mvc.RazorView.RenderView(ViewContext viewContext, TextWriter writer, Object instance) +256
   System.Web.Mvc.BuildManagerCompiledView.Render(ViewContext viewContext, TextWriter writer) +107
   Umbraco.Core.Profiling.ProfilingView.Render(ViewContext viewContext, TextWriter writer) +113
   System.Web.Mvc.ViewResultBase.ExecuteResult(ControllerContext context) +290
   System.Web.Mvc.ControllerActionInvoker.InvokeActionResult(ControllerContext controllerContext, ActionResult actionResult) +13
   System.Web.Mvc.ControllerActionInvoker.InvokeActionResultFilterRecursive(IList`1 filters, Int32 filterIndex, ResultExecutingContext preContext, ControllerContext controllerContext, ActionResult actionResult) +56
   System.Web.Mvc.ControllerActionInvoker.InvokeActionResultFilterRecursive(IList`1 filters, Int32 filterIndex, ResultExecutingContext preContext, ControllerContext controllerContext, ActionResult actionResult) +420
   System.Web.Mvc.ControllerActionInvoker.InvokeActionResultFilterRecursive(IList`1 filters, Int32 filterIndex, ResultExecutingContext preContext, ControllerContext controllerContext, ActionResult actionResult) +420
   System.Web.Mvc.ControllerActionInvoker.InvokeActionResultFilterRecursive(IList`1 filters, Int32 filterIndex, ResultExecutingContext preContext, ControllerContext controllerContext, ActionResult actionResult) +420
   System.Web.Mvc.ControllerActionInvoker.InvokeActionResultWithFilters(ControllerContext controllerContext, IList`1 filters, ActionResult actionResult) +52
   System.Web.Mvc.Async.<>c__DisplayClass2b.<BeginInvokeAction>b__1c() +173
   System.Web.Mvc.Async.<>c__DisplayClass21.<BeginInvokeAction>b__1e(IAsyncResult asyncResult) +100
   System.Web.Mvc.Async.WrappedAsyncResult`1.CallEndDelegate(IAsyncResult asyncResult) +10
   System.Web.Mvc.Async.WrappedAsyncResultBase`1.End() +49
   System.Web.Mvc.Async.AsyncControllerActionInvoker.EndInvokeAction(IAsyncResult asyncResult) +27
   System.Web.Mvc.Controller.<BeginExecuteCore>b__1d(IAsyncResult asyncResult, ExecuteCoreState innerState) +13
   System.Web.Mvc.Async.WrappedAsyncVoid`1.CallEndDelegate(IAsyncResult asyncResult) +29
   System.Web.Mvc.Async.WrappedAsyncResultBase`1.End() +49
   System.Web.Mvc.Controller.EndExecuteCore(IAsyncResult asyncResult) +36
   System.Web.Mvc.Controller.<BeginExecute>b__15(IAsyncResult asyncResult, Controller controller) +12
   System.Web.Mvc.Async.WrappedAsyncVoid`1.CallEndDelegate(IAsyncResult asyncResult) +22
   System.Web.Mvc.Async.WrappedAsyncResultBase`1.End() +49
   System.Web.Mvc.Controller.EndExecute(IAsyncResult asyncResult) +26
   System.Web.Mvc.Controller.System.Web.Mvc.Async.IAsyncController.EndExecute(IAsyncResult asyncResult) +10
   System.Web.Mvc.MvcHandler.<BeginProcessRequest>b__5(IAsyncResult asyncResult, ProcessRequestState innerState) +21
   System.Web.Mvc.Async.WrappedAsyncVoid`1.CallEndDelegate(IAsyncResult asyncResult) +29
   System.Web.Mvc.Async.WrappedAsyncResultBase`1.End() +49
   System.Web.Mvc.MvcHandler.EndProcessRequest(IAsyncResult asyncResult) +28
   System.Web.Mvc.MvcHandler.System.Web.IHttpAsyncHandler.EndProcessRequest(IAsyncResult result) +9
   System.Web.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +577
   System.Web.HttpApplication.ExecuteStepImpl(IExecutionStep step) +132
   System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +163


Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.8.4690.0