Unexpected API Error. <class 'nova.exception.NeutronAdminCredentialConfigurat

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Unexpected API Error. <class 'nova.exception.NeutronAdminCredentialConfigurationInvalid'> (HTTP 500) 解决办法
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1 j7 L) }$ b* y( p" W8 u: {9 f  `$ @8 T. Chttp://controller:8774 "POST /v2.1/servers HTTP/1.1" 500 None
RESP: [500] Content-Type: application/json; charset=UTF-8 openstack-API-Version: compute 2.1 Vary: OpenStack-API-Version, X-OpenStack-Nova-API-Version X-OpenStack-Nova-API-Version: 2.1 x-compute-request-id: req-af926773-9a0d-4738-b788-16283f94be0d x-openstack-request-id: req-af926773-9a0d-4738-b788-16283f94be0d
) z& M+ e# v% `2 B5 `+ [RESP BODY: {"computeFault": {"code": 500, "message": "Unexpected API Error. Please report this at http://bugs.launchpad.net/nova/ and attach the Nova API log if possible.\n<class 'nova.exception.NeutronAdminCredentialConfigurationInvalid'>"}}
3 Z6 }) C, F+ J2 P! G4 jPOST call to compute for http://controller:8774/v2.1/servers used request id req-af926773-9a0d-4738-b788-16283f94be0d
  q* F6 G. v6 H& Q" CUnexpected API Error. Please report this at http://bugs.launchpad.net/nova/ and attach the Nova API log if possible.
) d9 g; N. @& M0 k, h8 h<class 'nova.exception.NeutronAdminCredentialConfigurationInvalid'> (HTTP 500) (Request-ID: req-af926773-9a0d-4738-b788-16283f94be0d)
6 `2 B8 L* A$ u& @1 B) d7 z9 yTraceback (most recent call last):
  File "/usr/lib/python3/dist-packages/cliff/app.py", line 410, in run_subcommand
    result = cmd.run(parsed_args)
             ^^^^^^^^^^^^^^^^^^^^
  File "/usr/lib/python3/dist-packages/osc_lib/command/command.py", line 39, in run
    return super(Command, self).run(parsed_args)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
6 s% \& |! z2 b3 B2 `  File "/usr/lib/python3/dist-packages/cliff/display.py", line 115, in run
    column_names, data = self.take_action(parsed_args)
7 u1 X. h2 h' }                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
) Y1 Z4 H/ m/ _  \4 W. k4 X  File "/usr/lib/python3/dist-packages/openstackclient/compute/v2/server.py", line 1729, in take_action
' u7 O- g7 D" k2 t8 {$ t4 Q4 P    server = compute_client.servers.create(*boot_args, **boot_kwargs)
: M. S6 a( c6 H* K! A9 t! m: L             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
- `3 X/ @% B3 E4 c4 D/ p  File "/usr/lib/python3/dist-packages/novaclient/v2/servers.py", line 1562, in create
    return self._boot(response_key, *boot_args, **boot_kwargs)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/lib/python3/dist-packages/novaclient/v2/servers.py", line 887, in _boot
    return self._create('/servers', body, response_key,
/ {/ X- ~8 }! N% t           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/lib/python3/dist-packages/novaclient/base.py", line 363, in _create
  ~& j4 d* [+ {# y    resp, body = self.api.client.post(url, body=body)
                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
! l( f9 W$ e6 Z" q: p: T5 v1 W  File "/usr/lib/python3/dist-packages/keystoneauth1/adapter.py", line 401, in post
' X1 x( `, _6 }1 q3 E    return self.request(url, 'POST', **kwargs)
$ K2 N% s+ ?) L8 R. B0 D           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/lib/python3/dist-packages/novaclient/client.py", line 78, in request
    raise exceptions.from_response(resp, body, url, method)
, ?. J1 T' A, K& \8 l4 E: l& \novaclient.exceptions.ClientException: Unexpected API Error. Please report this at http://bugs.launchpad.net/nova/ and attach the Nova API log if possible.
<class 'nova.exception.NeutronAdminCredentialConfigurationInvalid'> (HTTP 500) (Request-ID: req-af926773-9a0d-4738-b788-16283f94be0d)
$ a, p7 c" _: {6 P* o. F; |clean_up CreateServer: Unexpected API Error. Please report this at http://bugs.launchpad.net/nova/ and attach the Nova API log if possible.
<class 'nova.exception.NeutronAdminCredentialConfigurationInvalid'> (HTTP 500) (Request-ID: req-af926773-9a0d-4738-b788-16283f94be0d)
3 q- t2 x; o0 b( C+ c  T, N4 ]! [END return value: 1


! i& W( X& h3 R4 L' p; }解决办法：
修改nova.conf和neutron.conf 文件中 keystone_authtoken项 service_token_roles_required = false  ，   如果是true 一定要改成false。