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

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Unexpected API Error. <class 'nova.exception.NeutronAdminCredentialConfigurationInvalid'> (HTTP 500) 解决办法
% t* b) F+ m: r6 o/ ?4 s' r
$ ]4 E. P6 h4 d! m2 ahttp://controller:8774 "POST /v2.1/servers HTTP/1.1" 500 None
2 b; x3 d6 _& j/ t: I! uRESP: [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'>"}}
POST call to compute for http://controller:8774/v2.1/servers used request id req-af926773-9a0d-4738-b788-16283f94be0d
Unexpected API Error. Please report this at http://bugs.launchpad.net/nova/ and attach the Nova API log if possible.
6 ]2 h/ a: q. G; C; H7 }9 \<class 'nova.exception.NeutronAdminCredentialConfigurationInvalid'> (HTTP 500) (Request-ID: req-af926773-9a0d-4738-b788-16283f94be0d)
Traceback (most recent call last):
% p" S1 |+ v8 k7 \# r7 ~* O/ s  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)
. \/ v2 i8 j8 N7 F0 {# E           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/lib/python3/dist-packages/cliff/display.py", line 115, in run
2 m4 o5 y2 Z! Q- c6 ]8 j    column_names, data = self.take_action(parsed_args)
                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/lib/python3/dist-packages/openstackclient/compute/v2/server.py", line 1729, in take_action
# c  s; G, w. h" g    server = compute_client.servers.create(*boot_args, **boot_kwargs)
             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/lib/python3/dist-packages/novaclient/v2/servers.py", line 1562, in create
5 \" t, y2 ]- V2 d( i# v( v" Y. r    return self._boot(response_key, *boot_args, **boot_kwargs)
. t1 P& e* R+ S6 U; ?6 N, C           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/lib/python3/dist-packages/novaclient/v2/servers.py", line 887, in _boot
5 }! i# Y- c7 s    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)
/ H' O/ ^5 B6 p7 A! j6 c                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
1 g9 D: v3 X+ ^5 M+ U  File "/usr/lib/python3/dist-packages/keystoneauth1/adapter.py", line 401, in post
0 U  {, K8 p; l+ p/ ]    return self.request(url, 'POST', **kwargs)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  m/ Y% S3 N' I& n+ [  Q" `  File "/usr/lib/python3/dist-packages/novaclient/client.py", line 78, in request
! O, u. Q0 q  J* Q/ K) S    raise exceptions.from_response(resp, body, url, method)
! D. `7 I- _) s$ t% o: y' h5 vnovaclient.exceptions.ClientException: Unexpected API Error. Please report this at http://bugs.launchpad.net/nova/ and attach the Nova API log if possible.
1 k2 S6 p0 z" [: J<class 'nova.exception.NeutronAdminCredentialConfigurationInvalid'> (HTTP 500) (Request-ID: req-af926773-9a0d-4738-b788-16283f94be0d)
3 F& o4 \7 c9 l, Z- k( v1 \' kclean_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)
END return value: 1
9 N' \# p1 C/ ^* p, D  r7 g' ~
2 x' b/ n6 k4 O' a: w& T/ T9 W1 E
) K& F( |) k# [: Y  Q1 I3 @. F/ }4 `解决办法：
% F4 Y# F1 U6 {2 W/ M. f7 x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。