Hi zhaopeng,
have you changed the code in nova? if not, can you post more log searched by 
request id about this error? 

2013-01-07



Wangpan



发件人:小盆儿
发送时间:2013-01-07 01:45
主题:Re: [Openstack] cannot restart the instance
收件人:"openstack"<openstack@lists.launchpad.net>
抄送:

no one knows how to fix this?
help me please 



2012/12/31 小盆儿 <zhaopeng1...@gmail.com>

hey guys~


I just shutoff one of my instance .
but when I try to start it ,I got the errors like below:


2012-12-31 16:31:12 ERROR nova.openstack.common.rpc.amqp [-] Exception during 
message handling
2012-12-31 16:31:12 TRACE nova.openstack.common.rpc.amqp Traceback (most recent 
call last):
2012-12-31 16:31:12 TRACE nova.openstack.common.rpc.amqp   File 
"/usr/lib/python2.7/dist-packages/nova/openstack/common/rpc/amqp.py", line 275, 
in _process_data
2012-12-31 16:31:12 TRACE nova.openstack.common.rpc.amqp     rval = 
self.proxy.dispatch(ctxt, version, method, **args)
2012-12-31 16:31:12 TRACE nova.openstack.common.rpc.amqp   File 
"/usr/lib/python2.7/dist-packages/nova/openstack/common/rpc/dispatcher.py", 
line 145, in dispatch
2012-12-31 16:31:12 TRACE nova.openstack.common.rpc.amqp     return 
getattr(proxyobj, method)(ctxt, **kwargs)
2012-12-31 16:31:12 TRACE nova.openstack.common.rpc.amqp   File 
"/usr/lib/python2.7/dist-packages/nova/exception.py", line 117, in wrapped
2012-12-31 16:31:12 TRACE nova.openstack.common.rpc.amqp     temp_level, 
payload)
2012-12-31 16:31:12 TRACE nova.openstack.common.rpc.amqp   File 
"/usr/lib/python2.7/contextlib.py", line 24, in __exit__
2012-12-31 16:31:12 TRACE nova.openstack.common.rpc.amqp     self.gen.next()
2012-12-31 16:31:12 TRACE nova.openstack.common.rpc.amqp   File 
"/usr/lib/python2.7/dist-packages/nova/exception.py", line 92, in wrapped
2012-12-31 16:31:12 TRACE nova.openstack.common.rpc.amqp     return f(*args, 
**kw)
2012-12-31 16:31:12 TRACE nova.openstack.common.rpc.amqp   File 
"/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 181, in 
decorated_function
2012-12-31 16:31:12 TRACE nova.openstack.common.rpc.amqp     pass
2012-12-31 16:31:12 TRACE nova.openstack.common.rpc.amqp   File 
"/usr/lib/python2.7/contextlib.py", line 24, in __exit__
2012-12-31 16:31:12 TRACE nova.openstack.common.rpc.amqp     self.gen.next()
2012-12-31 16:31:12 TRACE nova.openstack.common.rpc.amqp   File 
"/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 167, in 
decorated_function
2012-12-31 16:31:12 TRACE nova.openstack.common.rpc.amqp     return 
function(self, context, *args, **kwargs)
2012-12-31 16:31:12 TRACE nova.openstack.common.rpc.amqp   File 
"/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 202, in 
decorated_function
2012-12-31 16:31:12 TRACE nova.openstack.common.rpc.amqp     
kwargs['instance']['uuid'], e, sys.exc_info())
2012-12-31 16:31:12 TRACE nova.openstack.common.rpc.amqp   File 
"/usr/lib/python2.7/contextlib.py", line 24, in __exit__
2012-12-31 16:31:12 TRACE nova.openstack.common.rpc.amqp     self.gen.next()
2012-12-31 16:31:12 TRACE nova.openstack.common.rpc.amqp   File 
"/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 196, in 
decorated_function
2012-12-31 16:31:12 TRACE nova.openstack.common.rpc.amqp     return 
function(self, context, *args, **kwargs)
2012-12-31 16:31:12 TRACE nova.openstack.common.rpc.amqp   File 
"/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 953, in 
start_instance
2012-12-31 16:31:12 TRACE nova.openstack.common.rpc.amqp     
self.power_on_instance(context, instance)
2012-12-31 16:31:12 TRACE nova.openstack.common.rpc.amqp   File 
"/usr/lib/python2.7/dist-packages/nova/exception.py", line 117, in wrapped
2012-12-31 16:31:12 TRACE nova.openstack.common.rpc.amqp     temp_level, 
payload)
2012-12-31 16:31:12 TRACE nova.openstack.common.rpc.amqp   File 
"/usr/lib/python2.7/contextlib.py", line 24, in __exit__
2012-12-31 16:31:12 TRACE nova.openstack.common.rpc.amqp     self.gen.next()
2012-12-31 16:31:12 TRACE nova.openstack.common.rpc.amqp   File 
"/usr/lib/python2.7/dist-packages/nova/exception.py", line 92, in wrapped
2012-12-31 16:31:12 TRACE nova.openstack.common.rpc.amqp     return f(*args, 
**kw)
2012-12-31 16:31:12 TRACE nova.openstack.common.rpc.amqp   File 
"/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 181, in 
decorated_function
2012-12-31 16:31:12 TRACE nova.openstack.common.rpc.amqp     pass
2012-12-31 16:31:12 TRACE nova.openstack.common.rpc.amqp   File 
"/usr/lib/python2.7/contextlib.py", line 24, in __exit__
2012-12-31 16:31:12 TRACE nova.openstack.common.rpc.amqp     self.gen.next()
2012-12-31 16:31:12 TRACE nova.openstack.common.rpc.amqp   File 
"/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 167, in 
decorated_function
2012-12-31 16:31:12 TRACE nova.openstack.common.rpc.amqp     return 
function(self, context, *args, **kwargs)
2012-12-31 16:31:12 TRACE nova.openstack.common.rpc.amqp   File 
"/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 202, in 
decorated_function
2012-12-31 16:31:12 TRACE nova.openstack.common.rpc.amqp     
kwargs['instance']['uuid'], e, sys.exc_info())
2012-12-31 16:31:12 TRACE nova.openstack.common.rpc.amqp KeyError: 'instance'
2012-12-31 16:31:12 TRACE nova.openstack.common.rpc.amqp 


how can I fix this error?
and how to find what config cause these errors ?
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