Warning: Use of undefined constant PCT_AUTOGRID_VERSION - assumed 'PCT_AUTOGRID_VERSION' (this will throw an Error in a future version of PHP) in system/cache/config/config.php on line 876
#0 system/cache/config/config.php(876): __error(2, 'Use of undefine...', '/var/www/vhosts...', 876, Array)
#1 system/modules/core/library/Contao/Config.php(130): include('/var/www/vhosts...')
#2 system/modules/core/library/Contao/Config.php(108): Contao\Config->initialize()
#3 system/initialize.php(162): Contao\Config::getInstance()
#4 index.php(16): require('/var/www/vhosts...')
#5 {main}

Warning: Use of undefined constant PCT_AUTOGRID_PATH - assumed 'PCT_AUTOGRID_PATH' (this will throw an Error in a future version of PHP) in system/cache/config/config.php on line 877
#0 system/cache/config/config.php(877): __error(2, 'Use of undefine...', '/var/www/vhosts...', 877, Array)
#1 system/modules/core/library/Contao/Config.php(130): include('/var/www/vhosts...')
#2 system/modules/core/library/Contao/Config.php(108): Contao\Config->initialize()
#3 system/initialize.php(162): Contao\Config::getInstance()
#4 index.php(16): require('/var/www/vhosts...')
#5 {main}

Warning: Use of undefined constant PCT_CUSTOMELEMENTS_PATH - assumed 'PCT_CUSTOMELEMENTS_PATH' (this will throw an Error in a future version of PHP) in system/cache/config/config.php on line 956
#0 system/cache/config/config.php(956): __error(2, 'Use of undefine...', '/var/www/vhosts...', 956, Array)
#1 system/modules/core/library/Contao/Config.php(130): include('/var/www/vhosts...')
#2 system/modules/core/library/Contao/Config.php(108): Contao\Config->initialize()
#3 system/initialize.php(162): Contao\Config::getInstance()
#4 index.php(16): require('/var/www/vhosts...')
#5 {main}

Warning: Use of undefined constant PCT_CUSTOMELEMENTS_VERSION - assumed 'PCT_CUSTOMELEMENTS_VERSION' (this will throw an Error in a future version of PHP) in system/cache/config/config.php on line 957
#0 system/cache/config/config.php(957): __error(2, 'Use of undefine...', '/var/www/vhosts...', 957, Array)
#1 system/modules/core/library/Contao/Config.php(130): include('/var/www/vhosts...')
#2 system/modules/core/library/Contao/Config.php(108): Contao\Config->initialize()
#3 system/initialize.php(162): Contao\Config::getInstance()
#4 index.php(16): require('/var/www/vhosts...')
#5 {main}

Warning: Use of undefined constant PCT_CUSTOMELEMENTS_FONTAWESOME_VERSION - assumed 'PCT_CUSTOMELEMENTS_FONTAWESOME_VERSION' (this will throw an Error in a future version of PHP) in system/cache/config/config.php on line 958
#0 system/cache/config/config.php(958): __error(2, 'Use of undefine...', '/var/www/vhosts...', 958, Array)
#1 system/modules/core/library/Contao/Config.php(130): include('/var/www/vhosts...')
#2 system/modules/core/library/Contao/Config.php(108): Contao\Config->initialize()
#3 system/initialize.php(162): Contao\Config::getInstance()
#4 index.php(16): require('/var/www/vhosts...')
#5 {main}

Fatal error: Uncaught exception Error with message Call to undefined function Contao\Database\mysql_pconnect() thrown in system/modules/core/library/Contao/Database/Mysql.php on line 43
#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(Array)
#2 [internal function]: Contao\Database::getInstance()
#3 system/modules/core/library/Contao/System.php(140): call_user_func(Array)
#4 system/modules/core/library/Contao/User.php(158): Contao\System->import('Database')
#5 system/modules/core/classes/FrontendUser.php(62): Contao\User->__construct()
#6 system/modules/core/library/Contao/User.php(220): Contao\FrontendUser->__construct()
#7 system/cache/config/config.php(1095): Contao\User::getInstance()
#8 system/modules/core/library/Contao/Config.php(130): include('/var/www/vhosts...')
#9 system/modules/core/library/Contao/Config.php(108): Contao\Config->initialize()
#10 system/initialize.php(162): Contao\Config::getInstance()
#11 index.php(16): require('/var/www/vhosts...')
#12 {main}