Your system had disabled the Widows Featurs

Sometimes the Windows featurs be disabled and shows you this error 

To fix this problem do this:

Winkye+R write in the box Gpedit.msc and follow this director

User Configuration

Administrative Templates

Control Panel

Programs

From the right choose Hide Windows Features like this image

Double click on it and set it Not Configured like this image

 That's all 

Enjoy...