Warning: Constant CURRENCY_SYMBOL already defined in /app/config/config.php on line 67

Fatal error: Uncaught Error: Undefined constant PDO::MYSQL_ATTR_INIT_COMMAND in /app/config/database.php:40 Stack trace: #0 /app/config/database.php(51): Database->__construct() #1 /app/config/database.php(117): Database::getInstance() #2 /app/index.php(12): db() #3 {main} thrown in /app/config/database.php on line 40