檢查本地主機

Question

我已經安裝了XAMPP在我的Windows 8做了所有從SYSTEM32 /驅動器所必需的功能，以HTTD的conf和虛擬主機的文件，但是當我把我的網站上的瀏覽器我得到這個錯誤，請幫助

Fatal error: Uncaught exception 'PDOException' with message 'SQLSTATE[42000] 
[1203] User username already has more than 'max_user_connections' active connections' 
    in /home/username/public_html/library/Zend/Db/Adapter/Pdo/Abstract.php:129 
Stack trace: 
#0 /home/username/public_html/library/Zend/Db/Adapter/Pdo/Abstract.php(129): 
    PDO->__construct('mysql:host=mysq...', 'username', 'password', Array) 
#1 /home/username/public_html/library/Zend/Db/Adapter/Pdo/Mysql.php(96): 
    Zend_Db_Adapter_Pdo_Abstract->_connect() 
#2 /home/username/public_html/library/Zend/Db/Adapter/Abstract.php(448): 
    Zend_Db_Adapter_Pdo_Mysql->_connect() 
#3 /home/username/public_html/library/Zend/Db/Adapter/Pdo/Abstract.php(238): 
    Zend_Db_Adapter_Abstract->query('SHOW TABLES', Array) 
#4 /home/username/public_html/library/Zend/Db/Adapter/Abstract.php(765): 
    Zend_Db_Adapter_Pdo_Abstract->query('SHOW TABLES', Array) 
#5 /home/username/public_html/library/Zend/Db/Adapter/Pdo/Mysql.php(114): 
    Zend_Db_Adapter_Abstract->fetchCol('SHOW TABLES') 
#6 /home/username/pu in /home/username/public_html/library/Zend/Db/Adapter/Pdo/Abstract.php on line 144 

Answer 1

這是一個PDO錯誤，PDO用於處理與數據庫的連接。在這裏，您可能會打開與數據庫的太多連接（您可能每次訪問數據庫時都會創建一個實例）。你必須關閉你的數據庫或與您的班級連接使用Singleton模式

看一看這裏：

http://weebtutorials.com/2012/03/pdo-connection-class-using-singleton-pattern/