It might help some one. I was installed 7.0.0.b beta and I had too many problems. Then I downgraded to 6.5.
Howto downgrade:
yum remove mratwork-* -y
yum remove kloxomr7 -y
yum remove kloxo* -y
cd /tmp
# remove old rpm
rm -f mratwork*
# get repo file -- no need for 6.5.0.c and after
wget https://github.com/mustafaramadhan/kloxo/raw/rpms/release/neutral/noarch/mratwork-release-0.0.1-1.noarch.rpm --no-check-certificate
rpm -ivh mratwork-release-0.0.1-1.noarch.rpm
# move to /
cd /
# update
yum clean all
yum update mratwork-* -y
yum install kloxomr -y
sh /script/upcp -y
sh /script/cleanup