Fatal error: Uncaught exception 'PDOException' with message 'SQLSTATE[08004] [1040] Too many connections' in D:\xampp\htdocs\inlislite3\vendor\yiisoft\yii2\db\Connection.php:600 Stack trace: #0 D:\xampp\htdocs\inlislite3\vendor\yiisoft\yii2\db\Connection.php(600): PDO->__construct('mysql:host=loca...', 'root', '', NULL) #1 D:\xampp\htdocs\inlislite3\vendor\yiisoft\yii2\db\Connection.php(542): yii\db\Connection->createPdoInstance() #2 D:\xampp\htdocs\inlislite3\backend\controllers\LanguageController.php(31): yii\db\Connection->open() #3 D:\xampp\htdocs\inlislite3\frontend\config\main.php(10): require('D:\\xampp\\htdocs...') #4 D:\xampp\htdocs\inlislite3\index.php(13): require('D:\\xampp\\htdocs...') #5 {main} Next exception 'yii\db\Exception' with message 'SQLSTATE[08004] [1040] Too many connections' in D:\xampp\htdocs\inlislite3\vendor\yiisoft\yii2\db\Connection.php:547 Stack trace: #0 D:\xampp\htdocs\inlislite3\backend\controllers\LanguageController.php(31): yii\db\Connection->open() #1 D:\xampp\htdocs\inlislite3\fronte in D:\xampp\htdocs\inlislite3\vendor\yiisoft\yii2\db\Connection.php on line 547