Need help! PDO error

Error: Class ‘PDO’ not found in /media/aecloud/nextcloud/3rdparty/doctrine/dbal/lib/Doctrine/DBAL/DriverManager.php:186
Stack trace:
#0 /media/aecloud/nextcloud/lib/private/DB/ConnectionFactory.php(159): Doctrine\DBAL\DriverManager::getConnection(Array, Object(Doctrine\DBAL\Configuration), Object(Doctrine\Common\EventManager))
#1 /media/aecloud/nextcloud/lib/private/Server.php(802): OC\DB\ConnectionFactory->getConnection(‘mysql’, Array)
#2 /media/aecloud/nextcloud/lib/private/AppFramework/Utility/SimpleContainer.php(155): OC\Server->OC{closure}(Object(OC\Server))
#3 /media/aecloud/nextcloud/3rdparty/pimple/pimple/src/Pimple/Container.php(118): OC\AppFramework\Utility\SimpleContainer->OC\AppFramework\Utility{closure}(Object(Pimple\Container))
#4 /media/aecloud/nextcloud/lib/private/AppFramework/Utility/SimpleContainer.php(122): Pimple\Container->offsetGet(‘OCP\IDBConnecti…’)
#5 /media/aecloud/nextcloud/lib/private/ServerContainer.php(156): OC\AppFramework\Utility\SimpleContainer->query(‘OCP\IDBConnecti…’, true)
#6 /media/aecloud/nextcloud/lib/private/AppFramework/Utility/SimpleContainer.php(87): OC\ServerContainer->query(‘OCP\IDBConnecti…’, true)
#7 [internal function]: OC\AppFramework\Utility\SimpleContainer->OC\AppFramework\Utility{closure}(Object(ReflectionParameter))
#8 /media/aecloud/nextcloud/lib/private/AppFramework/Utility/SimpleContainer.php(101): array_map(Object(Closure), Array)
#9 /media/aecloud/nextcloud/lib/private/AppFramework/Utility/SimpleContainer.php(109): OC\AppFramework\Utility\SimpleContainer->buildClass(Object(ReflectionClass))
#10 /media/aecloud/nextcloud/lib/private/AppFramework/Utility/SimpleContainer.php(126): OC\AppFramework\Utility\SimpleContainer->resolve(‘OC\AppConfig’)
#11 /media/aecloud/nextcloud/lib/private/ServerContainer.php(156): OC\AppFramework\Utility\SimpleContainer->query(‘OC\AppConfig’, true)
#12 /media/aecloud/nextcloud/lib/private/AppFramework/Utility/SimpleContainer.php(56): OC\ServerContainer->query(‘OC\AppConfig’)
#13 /media/aecloud/nextcloud/lib/private/AppFramework/Utility/SimpleContainer.php(177): OC\AppFramework\Utility\SimpleContainer->get(‘OC\AppConfig’)
#14 /media/aecloud/nextcloud/lib/private/AppFramework/Utility/SimpleContainer.php(155): OC\AppFramework\Utility\SimpleContainer->OC\AppFramework\Utility{closure}(Object(OC\Server))
#15 /media/aecloud/nextcloud/3rdparty/pimple/pimple/src/Pimple/Container.php(114): OC\AppFramework\Utility\SimpleContainer->OC\AppFramework\Utility{closure}(Object(Pimple\Container))
#16 /media/aecloud/nextcloud/lib/private/AppFramework/Utility/SimpleContainer.php(122): Pimple\Container->offsetGet(‘OCP\IAppConfig’)
#17 /media/aecloud/nextcloud/lib/private/ServerContainer.php(156): OC\AppFramework\Utility\SimpleContainer->query(‘OCP\IAppConfig’, true)
#18 /media/aecloud/nextcloud/lib/private/Server.php(1625): OC\ServerContainer->query(‘OCP\IAppConfig’)
#19 /media/aecloud/nextcloud/lib/private/legacy/OC_App.php(948): OC\Server->getAppConfig()
#20 /media/aecloud/nextcloud/lib/private/Server.php(673): OC_App::getAppVersions()
#21 /media/aecloud/nextcloud/lib/private/AppFramework/Utility/SimpleContainer.php(155): OC\Server->OC{closure}(Object(OC\Server))
#22 /media/aecloud/nextcloud/3rdparty/pimple/pimple/src/Pimple/Container.php(118): OC\AppFramework\Utility\SimpleContainer->OC\AppFramework\Utility{closure}(Object(Pimple\Container))
#23 /media/aecloud/nextcloud/lib/private/AppFramework/Utility/SimpleContainer.php(122): Pimple\Container->offsetGet(‘OC\Memcache\Fac…’)
#24 /media/aecloud/nextcloud/lib/private/ServerContainer.php(156): OC\AppFramework\Utility\SimpleContainer->query(‘OC\Memcache\Fac…’, true)
#25 /media/aecloud/nextcloud/lib/private/Server.php(1682): OC\ServerContainer->query(‘OC\Memcache\Fac…’)
#26 /media/aecloud/nextcloud/lib/private/Server.php(1022): OC\Server->getMemCacheFactory()
#27 /media/aecloud/nextcloud/lib/private/AppFramework/Utility/SimpleContainer.php(155): OC\Server->OC{closure}(Object(OC\Server))
#28 /media/aecloud/nextcloud/3rdparty/pimple/pimple/src/Pimple/Container.php(118): OC\AppFramework\Utility\SimpleContainer->OC\AppFramework\Utility{closure}(Object(Pimple\Container))
#29 /media/aecloud/nextcloud/lib/private/AppFramework/Utility/SimpleContainer.php(122): Pimple\Container->offsetGet(‘OCP\Lock\ILocki…’)
#30 /media/aecloud/nextcloud/lib/private/ServerContainer.php(156): OC\AppFramework\Utility\SimpleContainer->query(‘OCP\Lock\ILocki…’, true)
#31 /media/aecloud/nextcloud/lib/private/Server.php(1982): OC\ServerContainer->query(‘OCP\Lock\ILocki…’)
#32 /media/aecloud/nextcloud/lib/private/Files/View.php(118): OC\Server->getLockingProvider()
#33 /media/aecloud/nextcloud/lib/private/Server.php(396): OC\Files\View->__construct()
#34 /media/aecloud/nextcloud/lib/private/AppFramework/Utility/SimpleContainer.php(155): OC\Server->OC{closure}(Object(OC\Server))
#35 /media/aecloud/nextcloud/3rdparty/pimple/pimple/src/Pimple/Container.php(118): OC\AppFramework\Utility\SimpleContainer->OC\AppFramework\Utility{closure}(Object(Pimple\Container))
#36 /media/aecloud/nextcloud/lib/private/AppFramework/Utility/SimpleContainer.php(122): Pimple\Container->offsetGet(‘OC\Files\Node\H…’)
#37 /media/aecloud/nextcloud/lib/private/ServerContainer.php(156): OC\AppFramework\Utility\SimpleContainer->query(‘OC\Files\Node\H…’, true)
#38 /media/aecloud/nextcloud/lib/private/Server.php(1329): OC\ServerContainer->query(‘OC\Files\Node\H…’)
#39 /media/aecloud/nextcloud/lib/base.php(596): OC\Server->boot()
#40 /media/aecloud/nextcloud/lib/base.php(1092): OC::init()
#41 /media/aecloud/nextcloud/console.php(49): require_once(’/media/aecloud/…’)
#42 /media/aecloud/nextcloud/occ(11): require_once(’/media/aecloud/…’)

PDO

PDO support => enabled
PDO drivers => firebird, mysql, pgsql, sqlite

PDO_Firebird

PDO Driver for Firebird => enabled

pdo_mysql

PDO Driver for MySQL => enabled
Client API version => mysqlnd 5.0.12-dev - 20150407 - $Id: 7cc7cc96e675f6d72e5cf0f267f48e167c2abb23 $

Directive => Local Value => Master Value
pdo_mysql.default_socket => /var/lib/mysql/mysql.sock => /var/lib/mysql/mysql.sock

pdo_pgsql

PDO Driver for PostgreSQL => enabled
PostgreSQL(libpq) Version => 9.2.24

pdo_sqlite

PDO Driver for SQLite 3.x => enabled
SQLite Library => 3.28.0

PHP Version 7.3.21