Comment 11 for bug 1460574

Another error happens to start the heat-engine with devstack latest master.

/opt/stack/heat/bin/heat-engine --config-file=/etc/heat/heat.conf & echo $! >/opt/stack/status/stack/h-eng.pid; fg || echo "h-eng failed to start" | tee "/opt/stack/status/stack/h-eng.failure"
[1] 29707
/opt/stack/heat/bin/heat-engine --config-file=/etc/heat/heat.conf
2015-06-03 15:11:17.093 29707 CRITICAL heat-engine [-] ArgsAlreadyParsedError: arguments already parsed: cannot register CLI option
2015-06-03 15:11:17.093 29707 ERROR heat-engine Traceback (most recent call last):
2015-06-03 15:11:17.093 29707 ERROR heat-engine File "/opt/stack/heat/bin/heat-engine", line 73, in <module>
2015-06-03 15:11:17.093 29707 ERROR heat-engine srv = engine.EngineService(cfg.CONF.host, rpc_api.ENGINE_TOPIC)
2015-06-03 15:11:17.093 29707 ERROR heat-engine File "/opt/stack/heat/heat/engine/service.py", line 274, in __init__
2015-06-03 15:11:17.093 29707 ERROR heat-engine resources.initialise()
2015-06-03 15:11:17.093 29707 ERROR heat-engine File "/opt/stack/heat/heat/engine/resources/__init__.py", line 61, in initialise
2015-06-03 15:11:17.093 29707 ERROR heat-engine _load_global_environment(global_env)
2015-06-03 15:11:17.093 29707 ERROR heat-engine File "/opt/stack/heat/heat/engine/resources/__init__.py", line 66, in _load_global_environment
2015-06-03 15:11:17.093 29707 ERROR heat-engine _load_global_resources(env)
2015-06-03 15:11:17.093 29707 ERROR heat-engine File "/opt/stack/heat/heat/engine/resources/__init__.py", line 76, in _load_global_resources
2015-06-03 15:11:17.093 29707 ERROR heat-engine manager = plugin_manager.PluginManager(__name__)
2015-06-03 15:11:17.093 29707 ERROR heat-engine File "/opt/stack/heat/heat/engine/plugin_manager.py", line 58, in __init__
2015-06-03 15:11:17.093 29707 ERROR heat-engine self.modules = list(modules())
2015-06-03 15:11:17.093 29707 ERROR heat-engine File "/opt/stack/heat/heat/common/plugin_loader.py", line 98, in load_modules
2015-06-03 15:11:17.093 29707 ERROR heat-engine module = _import_module(importer, module_name, package)
2015-06-03 15:11:17.093 29707 ERROR heat-engine File "/opt/stack/heat/heat/common/plugin_loader.py", line 74, in _import_module
2015-06-03 15:11:17.093 29707 ERROR heat-engine module = loader.load_module(module_name)
2015-06-03 15:11:17.093 29707 ERROR heat-engine File "/usr/lib/python2.7/pkgutil.py", line 246, in load_module
2015-06-03 15:11:17.093 29707 ERROR heat-engine mod = imp.load_module(fullname, self.file, self.filename, self.etc)
2015-06-03 15:11:17.093 29707 ERROR heat-engine File "/opt/stack/heat/heat/engine/resources/autoscaling.py", line 30, in <module>
2015-06-03 15:11:17.093 29707 ERROR heat-engine File "/opt/stack/heat/heat/engine/stack_resource.py", line 28, in <module>
2015-06-03 15:11:17.093 29707 ERROR heat-engine File "/opt/stack/heat/heat/openstack/common/log.py", line 192, in <module>
2015-06-03 15:11:17.093 29707 ERROR heat-engine File "/usr/local/lib/python2.7/dist-packages/oslo_config/cfg.py", line 1791, in __inner
2015-06-03 15:11:17.093 29707 ERROR heat-engine result = f(self, *args, **kwargs)
2015-06-03 15:11:17.093 29707 ERROR heat-engine File "/usr/local/lib/python2.7/dist-packages/oslo_config/cfg.py", line 1972, in register_cli_opts
2015-06-03 15:11:17.093 29707 ERROR heat-engine self.register_cli_opt(opt, group, clear_cache=False)
2015-06-03 15:11:17.093 29707 ERROR heat-engine File "/usr/local/lib/python2.7/dist-packages/oslo_config/cfg.py", line 1795, in __inner
2015-06-03 15:11:17.093 29707 ERROR heat-engine return f(self, *args, **kwargs)
2015-06-03 15:11:17.093 29707 ERROR heat-engine File "/usr/local/lib/python2.7/dist-packages/oslo_config/cfg.py", line 1964, in register_cli_opt
2015-06-03 15:11:17.093 29707 ERROR heat-engine raise ArgsAlreadyParsedError("cannot register CLI option")
2015-06-03 15:11:17.093 29707 ERROR heat-engine ArgsAlreadyParsedError: arguments already parsed: cannot register CLI option
2015-06-03 15:11:17.093 29707 ERROR heat-engine
h-eng failed to start