扩展Auth遇到Driver [xxxx] not supported.

根据http://blueve.me/archives/898该文章做了扩展或者是http://www.golaravel.com/larav ... ation中的认证扩展，打开登录页面均提示该错误“InvalidArgumentException in compiled.php line 11270: Driver [xxxx] not supported.”，请高人帮忙！