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{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"StructureMap isn't creating WebAPI controllers for some reason.","articleBody":"Hi \r\n\r\nI'm struggling at the moment to work out what's going on with my app.\r\n\r\nWe've recently included an owin Startup class and I believe that's what's made StructureMap stop working.\r\n\r\nIt seems like WebAPI can't create any of my controllers and I can't see StructureMap anywhere in the stack trace so that's making me think it's not registered as the controller factory or something.\r\n\r\n    \"ExceptionMessage\": \"Type 'GRP2App.Web.API.AuthController' does not have a default constructor\",\r\n    \"ExceptionType\": \"System.ArgumentException\",\r\n    \"StackTrace\": \"\r\n      at System.Linq.Expressions.Expression.New(Type type)\r\n      at System.Web.Http.Internal.TypeActivator.Create[TBase](Type instanceType)\r\n      at System.Web.Http.Dispatcher.DefaultHttpControllerActivator.GetInstanceOrActivator(HttpRequestMessage request, Type controllerType, Func`1\u0026 activator)\r\n      at System.Web.Http.Dispatcher.DefaultHttpControllerActivator.Create(HttpRequestMessage request, HttpControllerDescriptor controllerDescriptor, Type controllerType)\"\r\n\r\nWhat am I missing? There must be an OWIN config line that I'm missing that tells OWIN that StructureMap is my DI container and to use it to create controller instances","author":{"url":"https://github.com/B3nCr","@type":"Person","name":"B3nCr"},"datePublished":"2017-05-10T10:15:43.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":1},"url":"https://github.com/6/Structuremap.WebAPI2/issues/6"}