qq一键登陆总是提示错误！

我用的是万网虚拟云主机，数据库类型： [font="]mysql 5.1.73。网址是基于DESTOON开发的。我已经申请了QQ一键登陆 APP ID，APP KEY都填写了，但测试QQ登陆的时候总是报错，用QQ登陆不上网址
错误代码：


Internal Server Error


The server encountered an internal error or misconfiguration and was unable to complete your request.
Please contact the server administrator, webmaster@byu2899290001.my3w.com and inform them of the time the error occurred, and anything you might have done that may have caused the error.
More information about this error may be available in the server error log.
希望高手等给解答