Description of problem: Got below error during the deployment: ~~~ ERROR: 'NoneType' object has no attribute 'update' ~~~ Checked the heat-api.log file and found that error is coming from : ~~~ >From : /usr/lib/python2.7/site-packages/heat/api/openstack/v1/stacks.py 143 environment_format.default_for_missing(env) 144 parameters = self.data.get(self.PARAM_USER_PARAMS, {}) 145 env[self.PARAM_USER_PARAMS].update(parameters) 146 return env ~~~ While checking the network-environment.yml file found that issue is coming because of below empty section. ~~~ parameters: # Set to "br-ex" if using floating IPs on native VLAN on bridge br-ex ~~~ After removing this section deployment was successful without any issue. Version-Release number of selected component (if applicable): RHEL OSP 8 How reproducible: Everytime. Steps to Reproduce: 1. 2. 3. Actual results: It's throwing vague error. Expected results: It should give something more understandable. Additional info:
Upstream bug describing the same issue : https://bugs.launchpad.net/heat/+bug/1606148 https://review.openstack.org/#/c/346647/
Fixed upstream in newton (OSP10).
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory, and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://rhn.redhat.com/errata/RHEA-2016-2948.html