Fatal error: Uncaught mysqli_sql_exception: 由于目标计算机积极拒绝，无法连接。 in C:\wwwroot\www_xyedutop_com\souconnlinkinfo\PHPConn.php:12 Stack trace: #0 C:\wwwroot\www_xyedutop_com\souconnlinkinfo\PHPConn.php(12): mysqli->__construct('localhost:33069', 'xyedutop', 'FG8CdbMSpZRdJ85...', 'xueyastudy2025') #1 C:\wwwroot\www_xyedutop_com\School_Rs.php(2): include_once('C:\\wwwroot\\www_...') #2 {main} thrown in C:\wwwroot\www_xyedutop_com\souconnlinkinfo\PHPConn.php on line 12