Hello i try to deploy self hosted engine, but recive this error: [ INFO ] TASK [ovirt.hosted_engine_setup : Fail if MAC address structure is incorrect] [ ERROR ] fatal: [localhost]: FAILED! => {"msg": "The conditional check 'not he_vm_mac_addr | regex_search( \"^[a-fA-F0-9][02468aAcCeE](:[a-fA-F0-9]{2}){5}$\" )' failed. The error was: Unexpected templating type error occurred on ({% if not he_vm_mac_addr | regex_search( \"^[a-fA-F0-9][02468aAcCeE](:[a-fA-F0-9]{2}){5}$\" ) %} True {% else %} False {% endif %}): expected string or buffer\n\nThe error appears to be in '/usr/share/ansible/roles/ovirt.hosted_engine_setup/tasks/pre_checks/validate_mac_address.yml': line 14, column 5, but may\nbe elsewhere in the file depending on the exact syntax problem.\n\nThe offending line appears to be:\n\n register: he_vm_mac_addr\n - name: Fail if MAC address structure is incorrect\n ^ here\n"} on the MAC field there is 00:16:3e:62:be:0e # rpm -qa|grep ovirt-hosted-engine-setup ovirt-hosted-engine-setup-2.3.13-1.0.1.el7.noarch # rpm -qa|grep ovirt-engine-appliance ovirt-engine-appliance-4.3-20200603.1.0.2.el7.x86_64 # rpm -qa|grep -i oracle-ovirt-release-el7 oracle-ovirt-release-el7-1.0-3.el7.x86_64 # cat /etc/redhat-release Red Hat Enterprise Linux Server release 7.9 (Maipo) Best Regards