Zend Error, Call to a member function run() on null in public/index.php

Question

I install the composer and set the local configs in zend but It's not ok and have problem to run the project here is my problem : Fatal error: Uncaught Error: Call to a member function run() on null in C:\xampp-clinik\htdocs\p24vclinic\public\index.php:56 Stack trace: #0 {main} thrown in C:\xampp-clinik\htdocs\p24vclinic\public\index.php on line 56

I install zend again and revert my commit on git but problem is not fixed!