Fatal error: Uncaught Error: Using $this when not in object context in /var/www/uchetprosto.usa-ak.com/up/modules/report_app/views/main/install_app.php:7 Stack trace: #0 {main} thrown in /var/www/uchetprosto.usa-ak.com/up/modules/report_app/views/main/install_app.php on line 7