Fatal error: Uncaught Error: Using $this when not in object context in /home/app/htdocs/truebits.docker.installations/invoice-crater/docker.app/crater/vendor/symfony/error-handler/Resources/views/traces.html.php:5 Stack trace: #0 {main} thrown in /home/app/htdocs/truebits.docker.installations/invoice-crater/docker.app/crater/vendor/symfony/error-handler/Resources/views/traces.html.php on line 5