[ovirt-users] Fatal Error While Gluster Deployment

fatal: [host1.metrokd.net]: FAILED! => {"msg": "The task includes an option with an undefined variable. The error was: 'str object' has no attribute 'vgname'\n\nThe error appears to be in '/etc/ansible/roles/gluster.infra/roles/backend_setup/tasks/get_vg_groupings.yml': line 3, column 3, but may\nbe elsewhere in the file depending on the exact syntax problem.\n\nThe offending line appears to be:\n\n\n- name: Group devices by volume group name, including existing devices\n ^ here\n"}