Breadcrumb for dashboard (tags and categories cannot link to original module index)

app/controllers/admin/authorizations_controller.rb

@@ -136,7 +136,7 @@ class Admin::AuthorizationsController < OrbitBackendController
     @module_app = ModuleApp.first(conditions: {:key => params[:module]} ) if params[:module]
     @type = params[:type].underscore if params[:type]
     if @type
-      @klass = @type.classify.constantize
+      @klass = @type.classify.constantize rescue nil
       @object = @klass.find(params[:id]) rescue nil
     end
   end