Ignore errors if this is called by LetsEncrypt dependency when no certs have been issued yet

tasks/buildcerts.yml

@@ -8,5 +8,6 @@
     regexp='(fullchain)|(privkey)\.pem'
   with_items: '{{ proxy_certificates|default([]) }}'
   when: item.letsencrypt|default(false) and item.active|default(true)
+  ignore_errors: true
   notify:
     - "Restart HAProxy"