First of all check the status of SELinux on your system
You can temporarily change the SELinux mode from targeted to permissive with the following command:$ sestatus
To permanently disable SELinux, open the file /etc/selinux/config :# setenforce 0
and set the SELINUX mod to disabled# nano /etc/selinux/config
Save the file and then reboot your systemSELINUX=disabled
#reboot