独享虚拟主机经济版安装wordpress ,安装完成后登陆不上去，我的主机是linux

一开始安装不上去，然后修改了wp-config.php上传上去，安装完成后，结果登陆不上去
登陆的时候显示如图界面，

Internal Server Error

The server encountered an internal error or misconfiguration and was unable to complete your request.

Please contact the server administrator, webmaster@hyu3887040001.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.