Hi All,
This is a problem that's happened for the second time in our project now. We suddenly get this error in episerver. (episerver cms 11.13.2 with commerce)
Last time we fixed this by reverting the CMS database to an earlier version (in Azure). But I would like to know what couses this.
Any sugestions?
Server Error in '/' Application.
Sequence contains no elements
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: Sequence contains no elements
Source Error:
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Stack Trace:
[InvalidOperationException: Sequence contains no elements] System.Linq.Enumerable.First(IEnumerable`1 source) +455 EPiServer.Marketing.Testing.Dal.BaseRepository.GetDatabaseVersion(String contextKey) +541 EPiServer.Marketing.Testing.Dal.DataAccess.TestingDataAccess.GetDatabaseVersionHelper(IRepository repo, String contextKey) +29 EPiServer.Marketing.Testing.Dal.DataAccess.TestingDataAccess.GetDatabaseVersion(DbConnection dbConnection, String schema, String contextKey) +126 EPiServer.Marketing.Testing.Dal.DataAccess.TestingDataAccess..ctor() +212 EPiServer.Marketing.Testing.Core.Manager.TestManager..ctor() +303 lambda_method(Closure , IBuildSession , IContext ) +181 [StructureMapBuildException: Error while building type EPiServer.Marketing.Testing.Core.Manager.TestManager. See the inner exception for details 1.) new TestManager() 2.) EPiServer.Marketing.Testing.Core.Manager.TestManager 3.) Instance of EPiServer.Marketing.Testing.Core.Manager.ITestManager (EPiServer.Marketing.Testing.Core.Manager.TestManager) 4.) Container.GetInstance(EPiServer.Marketing.Testing.Core.Manager.ITestManager) 5.) Container.TryGetInstance(EPiServer.Marketing.Testing.Core.Manager.ITestManager) ] lambda_method(Closure , IBuildSession , IContext ) +1084 StructureMap.Building.BuildPlan.Build(IBuildSession session, IContext context) +145 System.Collections.Concurrent.ConcurrentDictionary`2.GetOrAdd(TKey key, Func`2 valueFactory) +76 StructureMap.SessionCache.GetObject(Type pluginType, Instance instance, ILifecycle lifecycle) +217 StructureMap.SessionCache.GetDefault(Type pluginType, IPipelineGraph pipelineGraph) +191 StructureMap.Container.GetInstance(Type pluginType) +401 StructureMap.Container.TryGetInstance(Type pluginType) +184 EPiServer.ServiceLocation.StructureMapServiceLocator.DoTryGetExistingInstance(Type serviceType, String key, Object& instance) +53 EPiServer.ServiceLocation.ServiceLocatorExtensions.TryGetExistingInstance(IServiceLocator serviceLocator, TService& instance) +75 EPiServer.Marketing.Testing.Web.SchemaUpdater.DatabaseVersionValidator.GetStatus(ConnectionStringsSection connectionStrings) +105 EPiServer.Data.SchemaUpdates.Internal.SchemaUpdaterWrapper.GetStatus(IEnumerable`1 ConnectionStringOptions) +46 EPiServer.Data.SchemaUpdates.Internal.<>c__DisplayClass6_0.<EnsureDatabaseSchema>b__0(ISchemaUpdater u) +60 System.Linq.WhereSelectEnumerableIterator`2.MoveNext() +241 System.Collections.Generic.List`1..ctor(IEnumerable`1 collection) +526 System.Linq.Enumerable.ToList(IEnumerable`1 source) +69 EPiServer.Data.SchemaUpdates.Internal.DatabaseSchemaManagerImplementation.EnsureDatabaseSchema(DataAccessOptions dataAccessOptions) +193 EPiServer.Data.DataInitialization.Initialize(InitializationEngine context) +31 EPiServer.Framework.Initialization.Internal.ModuleNode.Execute(Action a, String key) +58 EPiServer.Framework.Initialization.Internal.ModuleNode.Initialize(InitializationEngine context) +123 EPiServer.Framework.Initialization.InitializationEngine.InitializeModules() +257 [InitializationException: Initialize action failed for Initialize on class EPiServer.Data.DataInitialization, EPiServer.Data, Version=11.13.2.0, Culture=neutral, PublicKeyToken=8fe83dea738b45b7] EPiServer.Framework.Initialization.InitializationEngine.InitializeModules() +786 EPiServer.Framework.Initialization.InitializationEngine.ExecuteTransition(Boolean continueTransitions) +194 EPiServer.Framework.Initialization.InitializationModule.EngineExecute(HostType hostType, Action`1 engineAction) +879 EPiServer.Framework.Initialization.InitializationModule.FrameworkInitialization(HostType hostType) +226 EPiServer.Global..ctor() +42 Ahrend.Web.EPiServerApplication..ctor() +37 ASP.global_asax..ctor() +42 [TargetInvocationException: Exception has been thrown by the target of an invocation.] System.RuntimeTypeHandle.CreateInstance(RuntimeType type, Boolean publicOnly, Boolean noCheck, Boolean& canBeCached, RuntimeMethodHandleInternal& ctor, Boolean& bNeedSecurityCheck) +0 System.RuntimeType.CreateInstanceSlow(Boolean publicOnly, Boolean skipCheckThis, Boolean fillCache, StackCrawlMark& stackMark) +142 System.Activator.CreateInstance(Type type, Boolean nonPublic) +107 System.RuntimeType.CreateInstanceImpl(BindingFlags bindingAttr, Binder binder, Object[] args, CultureInfo culture, Object[] activationAttributes, StackCrawlMark& stackMark) +1476 System.Activator.CreateInstance(Type type, BindingFlags bindingAttr, Binder binder, Object[] args, CultureInfo culture, Object[] activationAttributes) +186 System.Activator.CreateInstance(Type type, BindingFlags bindingAttr, Binder binder, Object[] args, CultureInfo culture) +28 System.Web.HttpRuntime.CreateNonPublicInstance(Type type, Object[] args) +80 System.Web.HttpApplicationFactory.GetSpecialApplicationInstance(IntPtr appContext, HttpContext context) +182 System.Web.Hosting.PipelineRuntime.InitializeApplication(IntPtr appContext) +369 [HttpException (0x80004005): Exception has been thrown by the target of an invocation.] System.Web.HttpRuntime.FirstRequestInit(HttpContext context) +532 System.Web.HttpRuntime.EnsureFirstRequestInit(HttpContext context) +111 System.Web.HttpRuntime.ProcessRequestNotificationPrivate(IIS7WorkerRequest wr, HttpContext context) +724 |
Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.8.4075.0