Yii Error: CDbConnection failed to open the DB connection: could not find driver


yii framework

Error:

CDbConnection failed to open the DB connection: could not find driver

C:\xampp72\htdocs\DEV\project\protected\models\SystemConfiguration.php(50)

Solution: In php.ini, enable the configurations according to the base used:

extension=mbstring
extension=exif ; Must be after mbstring as it depends on it
extension=mysqli
;extension=oci8_12c ; Use with Oracle Database 12c Instant Client
;extension=odbc
;extension=openssl
;extension=pdo_firebird
extension=pdo_mysql
;extension=pdo_oci
;extension=pdo_odbc
extension=pdo_pgsql
extension=pdo_sqlite
extension=pgsql
;extension=shmop


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Data 21/10/2026

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