[ovirt-users] The he_fqdn proposed for the engine VM resolves on this host

Installing oVirt is not so easy as stated, i am struck up in FQDN resolution , i have this FQDN (vmanager.headache.com) resolve to ip 10.1.1.6 in DNS within the network,additionally i also input this entries into /etc/hosts file. while installing ( may be 8 times ) ,i am struck up with

[ovirt-users] The he_fqdn proposed for the engine VM resolves on this host - error?

hi chaps, a newcomer here. I use cockpit to deploy hosted engine and I get this error/warning message: "The he_fqdn proposed for the engine VM resolves on this host" I should mention that if I remove the IP to which FQDN resolves off that iface(plain eth no vlans) then I get this: [ ERROR