don't redirect when you have a 404

Author: mansona

app/router.js

@@ -34,7 +34,6 @@ class AppRouter extends EmberRouter {
 }
 
 AppRouter.map(function () {
-  this.route('404');
   this.route('ember-cli');
   this.route('project', { path: '/:project' });
 

app/routes/project-version/classes/class.js

@@ -81,7 +81,11 @@ export default class ClassRoute extends Route.extend(ScrollTracker) {
     }
 
     if (model.isError) {
-      this.router.transitionTo('404');
+      let error = new Error('Error retrieving model in routes/project-version/classes/class');
+
+      error.status = 404;
+
+      throw error;
     }
   }