使用Cake PHP SQL Server驱动程序时出错

Upgraded a (dev) Cake PHP site and had to change database drivers from ADO to SQL Server's own driver as ADO is no longer supported in Cake 1.3, I . The new SQL Server driver is installed in PHP, shows in PHPinfo() and should work, but when I try to load a page using the database, I get this error:Upgraded a (dev) Cake PHP site and had to chang