Server Error in '/' Application.

Object reference not set to an instance of an object.

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.NullReferenceException: Object reference not set to an instance of an object.

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:


[NullReferenceException: Object reference not set to an instance of an object.]
   NHibernate.Criterion.SimpleExpression.GetParameterTypedValue(ICriteria criteria, ICriteriaQuery criteriaQuery) +34
   NHibernate.Criterion.SimpleExpression.ToSqlString(ICriteria criteria, ICriteriaQuery criteriaQuery, IDictionary`2 enabledFilters) +90
   NHibernate.Loader.Criteria.CriteriaQueryTranslator.GetWhereCondition(IDictionary`2 enabledFilters) +302
   NHibernate.Loader.Criteria.CriteriaJoinWalker..ctor(IOuterJoinLoadable persister, CriteriaQueryTranslator translator, ISessionFactoryImplementor factory, ICriteria criteria, String rootEntityName, IDictionary`2 enabledFilters) +340
   NHibernate.Loader.Criteria.CriteriaLoader..ctor(IOuterJoinLoadable persister, ISessionFactoryImplementor factory, CriteriaImpl rootCriteria, String rootEntityName, IDictionary`2 enabledFilters) +325
   NHibernate.Impl.SessionImpl.List(CriteriaImpl criteria, IList results) +401
   NHibernate.Impl.CriteriaImpl.List(IList results) +61
   NHibernate.Impl.CriteriaImpl.UniqueResult() +59
   Sana.Commerce.Data.<>c__DisplayClass1_0.<GetProductReviewsCount>b__0() in C:\Builds\Agents\BuildAgent\_work\7e9148c3\Sana Commerce\Sana Commerce\Framework\Sana.Commerce\Data\ProductContentProvider.cs:57
   Sana.Commerce.Data.DatabaseSanaProvider.WrapDataAccessException(Func`1 action, String errorMessage, Object[] messageArgs) in C:\Builds\Agents\BuildAgent\_work\7e9148c3\Sana Commerce\Sana Commerce\Framework\Sana.Commerce\Data\DatabaseSanaProvider.cs:129
   Sana.Commerce.Web.Business.Utilities.Caching.WebCacheManager.FromCacheCore(CacheKey cachekey, Nullable`1 minutesToCache, Func`1 actionFunction, GetExpirationDate getExpirationDate, Boolean& fromCache) in C:\Builds\Agents\BuildAgent\_work\7e9148c3\Sana Commerce\Sana Commerce\Framework\Sana.Commerce.Web\Business\Utilities\Caching\WebCacheManager.cs:434
   Sana.Commerce.Web.Business.Utilities.Caching.WebCacheManager.FromCache(CacheKey cachekey, Func`1 actionFunction, GetExpirationDate getExpirationDateFunction) in C:\Builds\Agents\BuildAgent\_work\7e9148c3\Sana Commerce\Sana Commerce\Framework\Sana.Commerce.Web\Business\Utilities\Caching\WebCacheManager.cs:382
   Sana.Commerce.Content.ProductContentManager`1.GetProductReviewsCount(String productId) in C:\Builds\Agents\BuildAgent\_work\7e9148c3\Sana Commerce\Sana Commerce\Framework\Sana.Commerce\Business\Content\ProductContentManager.cs:63
   Sana.Commerce.Web.Frontend.Controllers.ReviewsController.CreateProductReviewsModel(String productId, Int32 pageIndex, Int32 pageSize) in C:\Builds\Agents\BuildAgent\_work\7e9148c3\Sana Commerce\Sana Commerce\Framework\Sana.Commerce.Web\Frontend\Controllers\ReviewsController.cs:140
   Sana.Commerce.Web.Frontend.Controllers.ReviewsController.List(String productId, Int32 page) in C:\Builds\Agents\BuildAgent\_work\7e9148c3\Sana Commerce\Sana Commerce\Framework\Sana.Commerce.Web\Frontend\Controllers\ReviewsController.cs:57
   lambda_method(Closure , ControllerBase , Object[] ) +199
   System.Web.Mvc.ReflectedActionDescriptor.Execute(ControllerContext controllerContext, IDictionary`2 parameters) +228
   System.Web.Mvc.ControllerActionInvoker.InvokeActionMethod(ControllerContext controllerContext, ActionDescriptor actionDescriptor, IDictionary`2 parameters) +34
   System.Web.Mvc.Async.AsyncControllerActionInvoker.<BeginInvokeSynchronousActionMethod>b__39(IAsyncResult asyncResult, ActionInvocation innerInvokeState) +38
   System.Web.Mvc.Async.WrappedAsyncResult`2.CallEndDelegate(IAsyncResult asyncResult) +76
   System.Web.Mvc.Async.AsyncControllerActionInvoker.EndInvokeActionMethod(IAsyncResult asyncResult) +41
   System.Web.Mvc.Async.AsyncInvocationWithFilters.<InvokeActionMethodFilterAsynchronouslyRecursive>b__3d() +71
   System.Web.Mvc.Async.<>c__DisplayClass46.<InvokeActionMethodFilterAsynchronouslyRecursive>b__3f() +387
   System.Web.Mvc.Async.<>c__DisplayClass46.<InvokeActionMethodFilterAsynchronouslyRecursive>b__3f() +387
   System.Web.Mvc.Async.<>c__DisplayClass46.<InvokeActionMethodFilterAsynchronouslyRecursive>b__3f() +387
   System.Web.Mvc.Async.<>c__DisplayClass46.<InvokeActionMethodFilterAsynchronouslyRecursive>b__3f() +387
   System.Web.Mvc.Async.<>c__DisplayClass46.<InvokeActionMethodFilterAsynchronouslyRecursive>b__3f() +387
   System.Web.Mvc.Async.<>c__DisplayClass46.<InvokeActionMethodFilterAsynchronouslyRecursive>b__3f() +387
   System.Web.Mvc.Async.AsyncControllerActionInvoker.EndInvokeActionMethodWithFilters(IAsyncResult asyncResult) +42
   System.Web.Mvc.Async.<>c__DisplayClass2b.<BeginInvokeAction>b__1c() +38
   System.Web.Mvc.Async.<>c__DisplayClass21.<BeginInvokeAction>b__1e(IAsyncResult asyncResult) +188
   System.Web.Mvc.Async.AsyncControllerActionInvoker.EndInvokeAction(IAsyncResult asyncResult) +38
   System.Web.Mvc.Controller.<BeginExecuteCore>b__1d(IAsyncResult asyncResult, ExecuteCoreState innerState) +29
   System.Web.Mvc.Async.WrappedAsyncVoid`1.CallEndDelegate(IAsyncResult asyncResult) +73
   System.Web.Mvc.Controller.EndExecuteCore(IAsyncResult asyncResult) +52
   System.Web.Mvc.Async.WrappedAsyncVoid`1.CallEndDelegate(IAsyncResult asyncResult) +39
   System.Web.Mvc.Controller.EndExecute(IAsyncResult asyncResult) +38
   System.Web.Mvc.MvcHandler.<BeginProcessRequest>b__5(IAsyncResult asyncResult, ProcessRequestState innerState) +43
   System.Web.Mvc.Async.WrappedAsyncVoid`1.CallEndDelegate(IAsyncResult asyncResult) +73
   System.Web.Mvc.MvcHandler.EndProcessRequest(IAsyncResult asyncResult) +38
   System.Web.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +602
   System.Web.HttpApplication.ExecuteStepImpl(IExecutionStep step) +195
   System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +128


Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.7.3930.0