How can I fix the MediaWiki error “Wiki uses cookies to log in users. You have cookies disabled. Please enable them and try again.”?

Question

The problem I am having is that I can not log on to my newly created wiki that I made using MediaWiki. I have searched the web for an answer, and the ones I found did not help w

Answer 1

Be root:

su -

Then edit the php.ini file:

nano /etc/php5/apache2/php.ini

And set those variables to /tmp:

session.save_path = "/tmp"   
session.cookie_path = "/tmp"

You can also correct the permissions just in case:

chmod -R 1777 /tmp