Hi, I am trying to install stable/newton devstack on Ubuntu 14.04.6 and getting below error:- 2019-05-20 05:21:05.321 | full installdeps: -chttps://git.openstack.org/cgit/openstack/requirements/plain/upper-constraint..., -r/opt/stack/tempest/requirements.txt 2019-05-20 05:21:06.347 | 2019-05-20 05:21:06.347 | =================================== log end ==================================== 2019-05-20 05:21:06.347 | ERROR: could not install deps [-chttps://git.openstack.org/cgit/openstack/requirements/plain/upper-constraint..., -r/opt/stack/tempest/requirements.txt]; v = InvocationError(u'/opt/stack/tempest/.tox/tempest/bin/pip install -chttps://git.openstack.org/cgit/openstack/requirements/plain/upper-constraint... -r/opt/stack/tempest/requirements.txt', 2) 2019-05-20 05:21:06.347 | ___________________________________ summary ____________________________________ 2019-05-20 05:21:06.347 | ERROR: full: could not install deps [-chttps://git.openstack.org/cgit/openstack/requirements/plain/upper-constraint..., -r/opt/stack/tempest/requirements.txt]; v = InvocationError(u'/opt/stack/tempest/.tox/tempest/bin/pip install -chttps://git.openstack.org/cgit/openstack/requirements/plain/upper-constraint... -r/opt/stack/tempest/requirements.txt', 2) SSLError: hostname 'git.openstack.org' doesn't match either of 'developer.openstack.org', 'www.developer.openstack.org' You are using pip version 8.1.2, however version 19.1.1 is available. Please let me know if other details are required. Thanks, Arshad Alam Ansari