Upgrade from Kloxo-MR 6.5.0c success

cd /etc/yum.repos.d/
wget https://github.com/mustafaramadhan/kloxo/raw/release/kloxo-mr.repo --no-check-certificate
cd /
yum install kloxomr
reboot
displays 500 - Internal Server Error on Kloxo page
use:
chmod -R 777 /script/
/script/cleanup