Fatal error: Uncaught Error: Using $this when not in object context in D:\InetPub\vhosts\cmu-online.tech\jessantobaranggan.cmu-online.tech\ams\vendor\symfony\error-handler\Resources\views\traces.html.php:5 Stack trace: #0 {main} thrown in D:\InetPub\vhosts\cmu-online.tech\jessantobaranggan.cmu-online.tech\ams\vendor\symfony\error-handler\Resources\views\traces.html.php on line 5