<br />
<b>Warning</b>:  require(/app/vendor/composer/../symfony/polyfill-mbstring/bootstrap.php): Failed to open stream: No such file or directory in <b>/app/vendor/composer/autoload_real.php</b> on line <b>41</b><br />
<br />
<b>Fatal error</b>:  Uncaught Error: Failed opening required '/app/vendor/composer/../symfony/polyfill-mbstring/bootstrap.php' (include_path='.:/usr/local/lib/php') in /app/vendor/composer/autoload_real.php:41
Stack trace:
#0 /app/vendor/composer/autoload_real.php(45): {closure}('0e6d7bf4a5811bf...', '/app/vendor/com...')
#1 /app/vendor/autoload.php(25): ComposerAutoloaderInit40aa654f2e66c20881ae0572fe987a10::getLoader()
#2 /app/index.php(31): require_once('/app/vendor/aut...')
#3 /app/public/index.php(16): require_once('/app/index.php')
#4 /app/public/router.php(13): require_once('/app/public/ind...')
#5 {main}
  thrown in <b>/app/vendor/composer/autoload_real.php</b> on line <b>41</b><br />