Lets try and go back

roles/base/tasks/main.yml

@@ -87,8 +87,7 @@
 
 - name: iptables
   template: src={{ item }} dest=/etc/sysconfig/iptables mode=600 backup=yes
-  with_first_found:
-  - files: 
+  first_avaailable_file:
   - iptables/iptables.{{ ansible_fqdn }}
   - iptables/iptables.{{ host_group }}
   - iptables/iptables.{{ env }}