Fresh install keystone:2:17.0.1-0ubuntu1 on Focal

root@control:~# keystone-manage bootstrap --bootstrap-password password --bootstrap-admin-url http://control:5000/v3/ --bootstrap-internal-url http://control:5000/v3/ --bootstrap-public-url http://control:5000/v3/ --bootstrap-region-id RegionOne
2022-08-18 20:13:30.758 5803 CRITICAL keystone [-] Unhandled error: ImportError: cannot import name '_endpoint_from_view_func' from 'flask.helpers' (/usr/local/lib/python3.8/dist-packages/flask/helpers.py)
2022-08-18 20:13:30.758 5803 ERROR keystone Traceback (most recent call last):
2022-08-18 20:13:30.758 5803 ERROR keystone   File "/usr/bin/keystone-manage", line 10, in <module>
2022-08-18 20:13:30.758 5803 ERROR keystone     sys.exit(main())
2022-08-18 20:13:30.758 5803 ERROR keystone   File "/usr/lib/python3/dist-packages/keystone/cmd/manage.py", line 41, in main
2022-08-18 20:13:30.758 5803 ERROR keystone     cli.main(argv=sys.argv, developer_config_file=developer_config)
2022-08-18 20:13:30.758 5803 ERROR keystone   File "/usr/lib/python3/dist-packages/keystone/cmd/cli.py", line 1379, in main
2022-08-18 20:13:30.758 5803 ERROR keystone     CONF.command.cmd_class.main()
2022-08-18 20:13:30.758 5803 ERROR keystone   File "/usr/lib/python3/dist-packages/keystone/cmd/cli.py", line 197, in main
2022-08-18 20:13:30.758 5803 ERROR keystone     klass = cls()
2022-08-18 20:13:30.758 5803 ERROR keystone   File "/usr/lib/python3/dist-packages/keystone/cmd/cli.py", line 68, in __init__
2022-08-18 20:13:30.758 5803 ERROR keystone     self.bootstrapper = bootstrap.Bootstrapper()
2022-08-18 20:13:30.758 5803 ERROR keystone   File "/usr/lib/python3/dist-packages/keystone/cmd/bootstrap.py", line 31, in __init__
2022-08-18 20:13:30.758 5803 ERROR keystone     backends.load_backends()
2022-08-18 20:13:30.758 5803 ERROR keystone   File "/usr/lib/python3/dist-packages/keystone/server/backends.py", line 75, in load_backends
2022-08-18 20:13:30.758 5803 ERROR keystone     auth.core.load_auth_methods()
2022-08-18 20:13:30.758 5803 ERROR keystone   File "/usr/lib/python3/dist-packages/keystone/auth/core.py", line 57, in load_auth_methods
2022-08-18 20:13:30.758 5803 ERROR keystone     AUTH_METHODS[plugin] = load_auth_method(plugin)
2022-08-18 20:13:30.758 5803 ERROR keystone   File "/usr/lib/python3/dist-packages/keystone/auth/core.py", line 43, in load_auth_method
2022-08-18 20:13:30.758 5803 ERROR keystone     driver_manager = _get_auth_driver_manager(namespace, plugin_name)
2022-08-18 20:13:30.758 5803 ERROR keystone   File "/usr/lib/python3/dist-packages/keystone/auth/core.py", line 37, in _get_auth_driver_manager
2022-08-18 20:13:30.758 5803 ERROR keystone     return stevedore.DriverManager(namespace, plugin_name, invoke_on_load=True)
2022-08-18 20:13:30.758 5803 ERROR keystone   File "/usr/lib/python3/dist-packages/stevedore/driver.py", line 53, in __init__
2022-08-18 20:13:30.758 5803 ERROR keystone     super(DriverManager, self).__init__(
2022-08-18 20:13:30.758 5803 ERROR keystone   File "/usr/lib/python3/dist-packages/stevedore/named.py", line 78, in __init__
2022-08-18 20:13:30.758 5803 ERROR keystone     extensions = self._load_plugins(invoke_on_load,
2022-08-18 20:13:30.758 5803 ERROR keystone   File "/usr/lib/python3/dist-packages/stevedore/extension.py", line 203, in _load_plugins
2022-08-18 20:13:30.758 5803 ERROR keystone     self._on_load_failure_callback(self, ep, err)
2022-08-18 20:13:30.758 5803 ERROR keystone   File "/usr/lib/python3/dist-packages/stevedore/extension.py", line 191, in _load_plugins
2022-08-18 20:13:30.758 5803 ERROR keystone     ext = self._load_one_plugin(ep,
2022-08-18 20:13:30.758 5803 ERROR keystone   File "/usr/lib/python3/dist-packages/stevedore/named.py", line 156, in _load_one_plugin
2022-08-18 20:13:30.758 5803 ERROR keystone     return super(NamedExtensionManager, self)._load_one_plugin(
2022-08-18 20:13:30.758 5803 ERROR keystone   File "/usr/lib/python3/dist-packages/stevedore/extension.py", line 223, in _load_one_plugin
2022-08-18 20:13:30.758 5803 ERROR keystone     plugin = ep.resolve()
2022-08-18 20:13:30.758 5803 ERROR keystone   File "/usr/lib/python3/dist-packages/pkg_resources/__init__.py", line 2451, in resolve
2022-08-18 20:13:30.758 5803 ERROR keystone     module = __import__(self.module_name, fromlist=['__name__'], level=0)
2022-08-18 20:13:30.758 5803 ERROR keystone   File "/usr/lib/python3/dist-packages/keystone/auth/plugins/oauth1.py", line 24, in <module>
2022-08-18 20:13:30.758 5803 ERROR keystone     from keystone.server import flask as ks_flask
2022-08-18 20:13:30.758 5803 ERROR keystone   File "/usr/lib/python3/dist-packages/keystone/server/flask/__init__.py", line 17, in <module>
2022-08-18 20:13:30.758 5803 ERROR keystone     from keystone.server.flask.common import APIBase  # noqa
2022-08-18 20:13:30.758 5803 ERROR keystone   File "/usr/lib/python3/dist-packages/keystone/server/flask/common.py", line 23, in <module>
2022-08-18 20:13:30.758 5803 ERROR keystone     import flask_restful
2022-08-18 20:13:30.758 5803 ERROR keystone   File "/usr/lib/python3/dist-packages/flask_restful/__init__.py", line 14, in <module>
2022-08-18 20:13:30.758 5803 ERROR keystone     from flask.helpers import _endpoint_from_view_func
2022-08-18 20:13:30.758 5803 ERROR keystone ImportError: cannot import name '_endpoint_from_view_func' from 'flask.helpers' (/usr/local/lib/python3.8/dist-packages/flask/helpers.py)
2022-08-18 20:13:30.758 5803 ERROR keystone