Warning: Undefined array key "uid" in C:\xampp\htdocs\service_item.php on line 3

Fatal error: Uncaught PDOException: SQLSTATE[HY000] [1045] Access denied for user 'cmyzu'@'localhost' (using password: YES) in C:\xampp\htdocs\SQLconnection.php:12 Stack trace: #0 C:\xampp\htdocs\SQLconnection.php(12): PDO->__construct() #1 C:\xampp\htdocs\service_item.php(4): create_connection() #2 {main} thrown in C:\xampp\htdocs\SQLconnection.php on line 12