Skip to content

Error Rendering Controller: WWZ.Feature.Teaser.Controller.TeaserContainerController, WWZ.Feature.Teaser. Action: Index: Value cannot be null. Parameter name: collection
   at System.ThrowHelper.ThrowArgumentNullException(ExceptionArgument argument)
   at System.Collections.Generic.List`1.InsertRange(Int32 index, IEnumerable`1 collection)
   at WWZ.Feature.Teaser.Controller.TeaserContainerController.GetTeasers() in D:\a\1\s\backend\Feature\Teaser\code\Controller\TeaserContainerController.cs:line 83
   at WWZ.Feature.Teaser.Controller.TeaserContainerController.Index(String template) in D:\a\1\s\backend\Feature\Teaser\code\Controller\TeaserContainerController.cs:line 41
   at lambda_method(Closure , ControllerBase , Object[] )
   at System.Web.Mvc.ControllerActionInvoker.InvokeActionMethod(ControllerContext controllerContext, ActionDescriptor actionDescriptor, IDictionary`2 parameters)
   at System.Web.Mvc.ControllerActionInvoker.<>c__DisplayClass24_0.b__0()
   at System.Web.Mvc.ControllerActionInvoker.InvokeActionMethodFilter(IActionFilter filter, ActionExecutingContext preContext, Func`1 continuation)
   at System.Web.Mvc.ControllerActionInvoker.InvokeActionMethodFilter(IActionFilter filter, ActionExecutingContext preContext, Func`1 continuation)
   at System.Web.Mvc.ControllerActionInvoker.InvokeAction(ControllerContext controllerContext, String actionName)
   at System.Web.Mvc.Controller.ExecuteCore()
   at System.Web.Mvc.ControllerBase.Execute(RequestContext requestContext)
   at Sitecore.Mvc.Controllers.ControllerRunner.ExecuteController(Controller controller)
   at Sitecore.Mvc.Controllers.ControllerRunner.Execute(TextWriter writer)
   at Sitecore.Mvc.Pipelines.Response.RenderRendering.ExecuteRenderer.Render(Renderer renderer, TextWriter writer, RenderRenderingArgs args)