[phpBB Debug] PHP Warning: in file /apache$root/htdocs/vamp/vendor/composer/ClassLoader.php on line 576: include(/apache$root/htdocs/vamp/vendor/symfony/polyfill-intl-normalizer/Resources/stubs/Normalizer.php): Failed to open stream: not enough core
[phpBB Debug] PHP Warning: in file /apache$root/htdocs/vamp/vendor/composer/ClassLoader.php on line 576: include(): Failed opening '/apache$root/htdocs/vamp/vendor/composer/../symfony/polyfill-intl-normalizer/Resources/stubs/Normalizer.php' for inclusion (include_path='.:/php_root/000000')
Fatal error: Uncaught Error: Class "Normalizer" not found in /apache$root/htdocs/vamp/includes/utf/utf_tools.php:1306
Stack trace:
#0 /apache$root/htdocs/vamp/phpbb/request/type_cast_helper.php(50): utf8_normalize_nfc('Mozilla/5.0 App...')
#1 /apache$root/htdocs/vamp/phpbb/request/type_cast_helper.php(97): phpbb\request\type_cast_helper->set_var('Mozilla/5.0 App...', 'Mozilla/5.0 App...', 'string', true, true)
#2 /apache$root/htdocs/vamp/phpbb/request/request.php(419): phpbb\request\type_cast_helper->recursive_set_var('Mozilla/5.0 App...', '', true, true)
#3 /apache$root/htdocs/vamp/phpbb/request/request.php(192): phpbb\request\request->_variable('HTTP_USER_AGENT', '', true, 4, true)
#4 /apache$root/htdocs/vamp/phpbb/request/request.php(281): phpbb\request\request->variable('HTTP_USER_AGENT', '', true, 4)
#5 /apache$root/htdocs/vamp/phpbb/request/request.php(302): phpbb\request\request->server('HTTP_USER_AGENT', '')
#6 /apache$root/htdocs/vamp/phpbb/session.php(237): phpbb\request\request->header('User-Agent')
#7 /apache$root/htdocs/vamp/app.php(26): phpbb\session->session_begin()
#8 {main}
thrown in /apache$root/htdocs/vamp/includes/utf/utf_tools.php on line 1306