+++ This bug was initially created as a clone of Bug #1730685 +++ Description of problem: The update fails with the below error ~~~ TASK [remove TLS proxy if configured and running] ****************************** Thursday 11 July 2019 11:20:00 +0200 (0:00:00.102) 0:10:41.162 ********* fatal: [controller-os-2-dc2]: FAILED! => {"msg": "The conditional check 'internal_tls_enabled|bool' failed. The error was: error while evaluating conditional (internal_tls_enabled|bool): 'internal_tls_enabled' is undefined\n\nThe error appears to have been in '/var/lib/mistral/a34e8cd1-dbaf-4def-b091-2fb480f1694f/Controller2018/update_tasks.yaml': line 171, column 3, but may\nbe elsewhere in the file depending on the exact syntax problem.\n\nThe offending line appears to be:\n\n when: step|int == 5\n- docker:\n ^ here\n"} PLAY RECAP ********************************************************************* controller-os-1-dc2 : ok=2 changed=0 unreachable=0 failed=0 controller-os-2-dc2 : ok=53 changed=24 unreachable=0 failed=1 controller-os-3-dc2 : ok=2 changed=0 unreachable=0 failed=0 ~~~ Version-Release number of selected component (if applicable): puppet-octavia-12.4.0-9.el7ost.noarch Wed Jul 10 18:32:00 2019 openstack-tripleo-heat-templates-8.3.1-54.el7ost.noarch Wed Jul 10 18:33:44 2019 Zstream Release: Red Hat OpenStack Platform release 13.0.7 (Queens)