当我在 openstack 控制器节点中运行此命令时
openstack domain create --description "An Example Domain" example
出现错误
Failed to discover available identity versions when contacting http://controller1:35357/v3. Attempting to parse version from URL.
Internal Server Error (HTTP 500)
这是我认为导致问题的日志，但我无法修复它请帮助 tanx：
2018-07-14 12:10:28.445646 mod_wsgi (pid=1549): Target WSGI script '/usr/bin/keystone-wsgi-admin' cannot be loaded as Python module.
2018-07-14 12:10:28.445798 mod_wsgi (pid=1549): Exception occurred processing WSGI script '/usr/bin/keystone-wsgi-admin'.
2018-07-14 12:10:28.445841 Traceback (most recent call last):
2018-07-14 12:10:28.445880 File "/usr/bin/keystone-wsgi-admin", line 54, in <module>
2018-07-14 12:10:28.445970 application = initialize_admin_application()
2018-07-14 12:10:28.446007 File "/usr/lib/python2.7/site-packages/keystone/server/wsgi.py", line 129, in initialize_admin_application
2018-07-14 12:10:28.446085 config_files=_get_config_files())
2018-07-14 12:10:28.446140 File "/usr/lib/python2.7/site-packages/keystone/server/wsgi.py", line 53, in initialize_application
2018-07-14 12:10:28.446186 common.configure(config_files=config_files)
2018-07-14 12:10:28.446235 File "/usr/lib/python2.7/site-packages/keystone/server/common.py", line 28, in configure
2018-07-14 12:10:28.446294 keystone.conf.configure()
2018-07-14 12:10:28.446332 File "/usr/lib/python2.7/site-packages/keystone/conf/__init__.py", line 125, in configure
2018-07-14 12:10:28.446394 help='Do not monkey-patch threading system modules.'))
2018-07-14 12:10:28.446450 File "/usr/lib/python2.7/site-packages/oslo_config/cfg.py", line 2440, in __inner
2018-07-14 12:10:28.446514 result = f(self, *args, **kwargs)
2018-07-14 12:10:28.446568 File "/usr/lib/python2.7/site-packages/oslo_config/cfg.py", line 2654, in register_cli_opt
2018-07-14 12:10:28.446632 raise ArgsAlreadyParsedError("cannot register CLI option")
2018-07-14 12:10:28.446709 ArgsAlreadyParsedError: arguments already parsed: cannot register CLI option
2018-07-14 12:10:28.484261 mod_wsgi (pid=1555): Target WSGI script '/usr/bin/keystone-wsgi-admin' cannot be loaded as Python module.
2018-07-14 12:10:28.484437 mod_wsgi (pid=1555): Exception occurred processing WSGI script '/usr/bin/keystone-wsgi-admin'.
2018-07-14 12:10:28.484505 Traceback (most recent call last):
2018-07-14 12:10:28.484653 File "/usr/bin/keystone-wsgi-admin", line 54, in <module>
2018-07-14 12:10:28.484751 application = initialize_admin_application()
2018-07-14 12:10:28.484881 File "/usr/lib/python2.7/site-packages/keystone/server/wsgi.py", line 129, in initialize_admin_application
2018-07-14 12:10:28.485065 config_files=_get_config_files())
2018-07-14 12:10:28.485219 File "/usr/lib/python2.7/site-packages/keystone/server/wsgi.py", line 53, in initialize_application
2018-07-14 12:10:28.485351 common.configure(config_files=config_files)
2018-07-14 12:10:28.485417 File "/usr/lib/python2.7/site-packages/keystone/server/common.py", line 28, in configure
2018-07-14 12:10:28.485545 keystone.conf.configure()
2018-07-14 12:10:28.485676 File "/usr/lib/python2.7/site-packages/keystone/conf/__init__.py", line 125, in configure
2018-07-14 12:10:28.486396 help='Do not monkey-patch threading system modules.'))
2018-07-14 12:10:28.497029 File "/usr/lib/python2.7/site-packages/oslo_config/cfg.py", line 2440, in __inner
2018-07-14 12:10:28.498414 result = f(self, *args, **kwargs)
2018-07-14 12:10:28.498528 File "/usr/lib/python2.7/site-packages/oslo_config/cfg.py", line 2654, in register_cli_opt
2018-07-14 12:10:28.498636 raise ArgsAlreadyParsedError("cannot register CLI option")
2018-07-14 12:10:28.498948 ArgsAlreadyParsedError: arguments already parsed: cannot register CLI option