In Cluster mode, on Linux REDHAT 8 , (version NIFI 1.26), we have an error when we are trying to launch NIFI in service mode with command: systemctl start nifi.service. user to execute systemctl : root first script executed by systemctl (start) : /etc/rc.d/init.d/nifi   In this script (line 28) will have to execute command : /install_directory/nifi/bin/nifi.sh Script nifi.sh can be launched by everyone -rwxrwxr-x. 1 user usrgroup vy9 17308 Jul 24 10:49 nifi.sh   In the journalctl log we have this trace: Oct 22 10:53:37 Serveur_Name nifi[110953]: /etc/rc.d/init.d/nifi: line 28: /install_directory/nifi/bin/nifi.sh: Permission denied Oct 22 10:53:37 Serveur_Name systemd[1]: nifi.service: Control process exited, code=exited status=126 Oct 22 10:53:37 Serveur_Name systemd[1]: nifi.service: Failed with result 'exit-code'. I don't know which is wrong ...       ... View more