There are some problems with your php session settings. Make sure Apache or php has write permission on "/var/lib/php/session".
Warning: Unknown: Failed to write session data (files). Please verify that the current setting of session.save_path is correct (/var/lib/php/session) in Unknown on line 0
The first command will show the Apache process. The first column will show the Apache user name (one will be "root" but it just Apache process manager).
ps aux | grep httpd
sudo mkdir -p /var/lib/php/session
sudo chown -R [APACHE USER NAME] /var/lib/php/session
sudo chmod -R 700 /var/lib/php/session
sudo chmod -R 777 /var/lib/php/session
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