Fatal error: Uncaught Error: Undefined constant "URL" in /home/c2811254/public_html/config/config.php:49
Stack trace:
#0 /home/c2811254/public_html/config/config.php(49): constant()
#1 /home/c2811254/public_html/libs/app.php(3): require_once('/home/c2811254/...')
#2 /home/c2811254/public_html/index.php(7): require_once('/home/c2811254/...')
#3 {main}
  thrown in /home/c2811254/public_html/config/config.php on line 49