Cron <root@mail> [ -x /usr/lib/php/sessionclean ] && /usr/lib/php/sessionclean

[sifur]

Hello,
I'm receiving below email every 30 mins since I installed IonCube.

Email Subject: Cron <root@mail> [ -x /usr/lib/php/sessionclean ] && /usr/lib/php/sessionclean
Email body:
Failed loading /usr/lib/php/20170718/ioncube_loader_lin_7.2.so: /usr/lib/php/20170718/ioncube_loader_lin_7.2.so: undefined symbol: zend_ce_countable
Failed loading /usr/lib/php/20170718/ioncube_loader_lin_7.2.so: /usr/lib/php/20170718/ioncube_loader_lin_7.2.so: undefined symbol: zend_ce_countable
Failed loading /usr/lib/php/20170718/ioncube_loader_lin_7.2.so: /usr/lib/php/20170718/ioncube_loader_lin_7.2.so: undefined symbol: zend_ce_countable

How can I fix this?

[sifur]

Is there anyone can help please?