Magento错误类../validator不存在

Question

I just installed Magento2 platform. The admin page was blank showing gray screen without anything. I enabled the error to be shown then its displaying this error and I didn't found any solution or reason of it:

There has been an error processing your request

Class Magento\Framework\View\Element\Template\File\Validator does not exist

Answer 1

What is the Magento2 version that you are installing?

Could you set Mode to developer and send me the trace on var/log/system.log?

See how to set Magento2 modes here

Thanks