我刚刚从PHP 5.1升级到了5.3，并且之前在我的服务器上使用的是CakePHP 1.1。自从升级以来（或者可能更早，我不确定），我遇到了以下错误。是否有人能够帮忙解决：
Deprecated: Assigning the return value of new by reference is deprecated in /home/vhosts/bbblh.co.uk/httpdocs/cake/dispatcher.php on line 157
Deprecated: Assigning the return value of new by reference is deprecated in /home/vhosts/bbblh.co.uk/httpdocs/cake/dispatcher.php on line 221
Deprecated: Assigning the return value of new by reference is deprecated in /home/vhosts/bbblh.co.uk/httpdocs/cake/libs/controller/controller.php on line 308
Deprecated: Assigning the return value of new by reference is deprecated in /home/vhosts/bbblh.co.uk/httpdocs/cake/libs/controller/controller.php on line 347
Deprecated: Assigning the return value of new by reference is deprecated in /home/vhosts/bbblh.co.uk/httpdocs/cake/libs/controller/controller.php on line 535
Deprecated: Assigning the return value of new by reference is deprecated in /home/vhosts/bbblh.co.uk/httpdocs/cake/libs/controller/controller.php on line 805
Deprecated: Assigning the return value of new by reference is deprecated in /home/vhosts/bbblh.co.uk/httpdocs/cake/libs/controller/component.php on line 128
Deprecated: Assigning the return value of new by reference is deprecated in /home/vhosts/bbblh.co.uk/httpdocs/cake/libs/view/view.php on line 686
Deprecated: Assigning the return value of new by reference is deprecated in /home/vhosts/bbblh.co.uk/httpdocs/cake/libs/class_registry.php on line 55
Deprecated: Assigning the return value of new by reference is deprecated in /home/vhosts/bbblh.co.uk/httpdocs/cake/libs/model/connection_manager.php on line 84
Deprecated: Assigning the return value of new by reference is deprecated in /home/vhosts/bbblh.co.uk/httpdocs/cake/libs/model/connection_manager.php on line 107