Warning: Use of undefined constant self - assumed 'self' (this will throw an Error in a future version of PHP) in system/modules/_autoload/NamespaceClassLoader.php on line 86
#0 system/modules/_autoload/NamespaceClassLoader.php(86): __error()
#1 system/modules/_autoload/NamespaceClassLoader.php(74): NamespaceClassLoader::addContaoRoot()
#2 system/cache/config/autoload.php(1419): NamespaceClassLoader::addClassMap()
#3 system/modules/core/library/Contao/ClassLoader.php(212): include('/var/www/vhosts...')
#4 system/initialize.php(105): Contao\ClassLoader::scanAndRegister()
#5 index.php(16): require('/var/www/vhosts...')
#6 {main}
Fatal error: Uncaught exception Error with message Call to undefined function Contao\Database\mysql_connect() thrown in system/modules/core/library/Contao/Database/Mysql.php on line 47
#0 system/modules/core/library/Contao/Database.php(81): Contao\Database\Mysql->connect()
#1 system/modules/core/library/Contao/Database.php(165): Contao\Database->__construct()
#2 [internal function]: Contao\Database::getInstance()
#3 system/modules/core/library/Contao/System.php(140): call_user_func()
#4 system/modules/core/library/Contao/User.php(158): Contao\System->import()
#5 system/modules/core/classes/FrontendUser.php(62): Contao\User->__construct()
#6 system/modules/core/library/Contao/User.php(220): Contao\FrontendUser->__construct()
#7 [internal function]: Contao\User::getInstance()
#8 system/modules/core/library/Contao/System.php(140): call_user_func()
#9 system/modules/core/controllers/FrontendIndex.php(31): Contao\System->import()
#10 index.php(19): Contao\FrontendIndex->__construct()
#11 {main}