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

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Unexpected API Error. <class 'nova.exception.NeutronAdminCredentialConfigurationInvalid'> (HTTP 500) 解决办法

http://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
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'>"}}
  n2 T. R5 ~0 f+ K" FPOST call to compute for http://controller:8774/v2.1/servers used request id req-af926773-9a0d-4738-b788-16283f94be0d
/ s# y0 ~( S* C+ ^  g) E+ tUnexpected API Error. Please report this at http://bugs.launchpad.net/nova/ and attach the Nova API log if possible.
- @6 |% _% [% K, D6 W<class 'nova.exception.NeutronAdminCredentialConfigurationInvalid'> (HTTP 500) (Request-ID: req-af926773-9a0d-4738-b788-16283f94be0d)
Traceback (most recent call last):
  File "/usr/lib/python3/dist-packages/cliff/app.py", line 410, in run_subcommand
    result = cmd.run(parsed_args)
1 n2 J& V8 e1 w/ F% Y* G             ^^^^^^^^^^^^^^^^^^^^
  t. \* l2 b  a2 z  File "/usr/lib/python3/dist-packages/osc_lib/command/command.py", line 39, in run
    return super(Command, self).run(parsed_args)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
# ~+ f+ R& w8 ^% v" V  File "/usr/lib/python3/dist-packages/cliff/display.py", line 115, in run
2 ]& _* D  _' D: H9 `    column_names, data = self.take_action(parsed_args)
                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
3 c% T" u+ `5 s( w, ~  File "/usr/lib/python3/dist-packages/openstackclient/compute/v2/server.py", line 1729, in take_action
    server = compute_client.servers.create(*boot_args, **boot_kwargs)
             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+ G- U, N0 V' ^  s) 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
) |$ A7 l# b0 x( B! r; Q) Q1 E/ R    return self._create('/servers', body, response_key,
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/lib/python3/dist-packages/novaclient/base.py", line 363, in _create
    resp, body = self.api.client.post(url, body=body)
                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/lib/python3/dist-packages/keystoneauth1/adapter.py", line 401, in post
    return self.request(url, 'POST', **kwargs)
! O3 t+ z. [( _7 ^, K/ k           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
0 c* G  i' z& S1 N" S0 g! A& {  File "/usr/lib/python3/dist-packages/novaclient/client.py", line 78, in request
: [; \& c2 b! h: M: t    raise exceptions.from_response(resp, body, url, method)
2 \+ Z0 s& E# [$ k& B7 A/ snovaclient.exceptions.ClientException: Unexpected API Error. Please report this at http://bugs.launchpad.net/nova/ and attach the Nova API log if possible.
. O. Q' i, _& @; U<class 'nova.exception.NeutronAdminCredentialConfigurationInvalid'> (HTTP 500) (Request-ID: req-af926773-9a0d-4738-b788-16283f94be0d)
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)
; ~7 Q$ u, M; l/ c" L% T" lEND return value: 1


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。
- o, F+ _' P5 r, W. p% e2 w