Missing Controller in CakeDC forum ( CakePHP 3.4 )

Need Help
1

I installed everything correctly

https://github.com/CakeDC/cakephp-forum/blob/master/Docs/Documentation/Installation.md

After that, I got that error

cakedc forum
cakedc forum1335×977 238 KB

2

Might be something wrong with your routes.
What is your routes.php?