ERROR : Cannot select any valid SQL engine.

[Mlan]

[PrestaShopException]
Cannot select any valid SQL engine.
at line 258 in file classes/db/Db.php

253.             $class = 'DbPDO';
254.         } elseif (extension_loaded('mysqli')) {
255.             $class = 'DbMySQLi';
256.         }
257.         if (empty($class)) {
258.             throw new PrestaShopException('Cannot select any valid SQL engine.');
259.         }
260.         return $class;
261.     }
262.     /**
263.      * Instantiates a database connection.
DbCore::getClass - [line 201 - classes/db/Db.php]
DbCore::getInstance - [line 48 - config/alias.php]
pSQL - [line 339 - classes/shop/Shop.php] - [1 Arguments]
ShopCore::initialize - [line 117 - config/config.inc.php]
require - [line 27 - index.php] - [1 Arguments]

 

Prestashop version : 1.7 

[FuenRob]

Hello

You must install the php mysql extensions on your server

Regards

[Mohamed Amin]

On 9/20/2019 at 1:39 PM, FuenRob said:

Hello

You must install the php mysql extensions on your server

Regards

php mysql already installed, but the error is still exists

[Nishad]

Me also getting same error. I don't think it is SQL connection issue as my backed is working fine. Anyone please help.

[przemex]

Zmniejsz wersję PHP na serwerze do 7.1

Downgrade the PHP version on the server to 7.1