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[Joe Gordon <1260432@xxxxxxxxxxxxxxxxxx>]

Ming Lei, that is an issue with the ubuntu packaging of nova not of nova
itself.   it looks like you are having a dependency issue with WebOb.

** Changed in: nova
       Status: New => Invalid

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https://bugs.launchpad.net/bugs/1260432

Title:
  nova-compute can't be setting up during install on trusty

Status in OpenStack Compute (Nova):
  Invalid

Bug description:
  
  1, during install:
  Setting up nova-compute (1:2014.1~b1-0ubuntu2) ...
  start: Job failed to start
  invoke-rc.d: initscript nova-compute, action "start" failed.
  dpkg: error processing nova-compute (--configure):
   subprocess installed post-installation script returned error exit status 1
  Setting up nova-compute-kvm (1:2014.1~b1-0ubuntu2) ...
  Errors were encountered while processing:
   nova-compute
  E: Sub-process /usr/bin/dpkg returned an error code (1)

  2, the system is latest trusty:
  ming@arm64:~$ sudo apt-get dist-upgrade
  Reading package lists... Done
  Building dependency tree       
  Reading state information... Done
  Calculating upgrade... Done
  The following packages were automatically installed and are no longer required:
    dnsmasq-utils iputils-arping libboost-system1.53.0 libboost-thread1.53.0
    libclass-isa-perl libopts25 libswitch-perl ttf-dejavu-core
  Use 'apt-get autoremove' to remove them.
  The following packages have been kept back:
    checkbox-cli
  0 upgraded, 0 newly installed, 0 to remove and 1 not upgraded.

  3, looks /usr/bin/nova-compute can't be started:
  ming@arm64:~$ nova-compute 
  2013-12-12 17:57:19.992 13823 ERROR stevedore.extension [-] Could not load 'file': (WebOb 1.3 (/usr/lib/python2.7/dist-packages), Requirement.parse('WebOb>=1.2.3,<1.3'))
  2013-12-12 17:57:19.993 13823 ERROR stevedore.extension [-] (WebOb 1.3 (/usr/lib/python2.7/dist-packages), Requirement.parse('WebOb>=1.2.3,<1.3'))
  2013-12-12 17:57:19.993 13823 TRACE stevedore.extension Traceback (most recent call last):
  2013-12-12 17:57:19.993 13823 TRACE stevedore.extension   File "/usr/lib/python2.7/dist-packages/stevedore/extension.py", line 134, in _load_plugins
  2013-12-12 17:57:19.993 13823 TRACE stevedore.extension     invoke_kwds,
  2013-12-12 17:57:19.993 13823 TRACE stevedore.extension   File "/usr/lib/python2.7/dist-packages/stevedore/extension.py", line 146, in _load_one_plugin
  2013-12-12 17:57:19.993 13823 TRACE stevedore.extension     plugin = ep.load()
  2013-12-12 17:57:19.993 13823 TRACE stevedore.extension   File "/usr/lib/python2.7/dist-packages/pkg_resources.py", line 2107, in load
  2013-12-12 17:57:19.993 13823 TRACE stevedore.extension     if require: self.require(env, installer)
  2013-12-12 17:57:19.993 13823 TRACE stevedore.extension   File "/usr/lib/python2.7/dist-packages/pkg_resources.py", line 2120, in require
  2013-12-12 17:57:19.993 13823 TRACE stevedore.extension     working_set.resolve(self.dist.requires(self.extras),env,installer)))
  2013-12-12 17:57:19.993 13823 TRACE stevedore.extension   File "/usr/lib/python2.7/dist-packages/pkg_resources.py", line 580, in resolve
  2013-12-12 17:57:19.993 13823 TRACE stevedore.extension     raise VersionConflict(dist,req) # XXX put more info here
  2013-12-12 17:57:19.993 13823 TRACE stevedore.extension VersionConflict: (WebOb 1.3 (/usr/lib/python2.7/dist-packages), Requirement.parse('WebOb>=1.2.3,<1.3'))
  2013-12-12 17:57:19.993 13823 TRACE stevedore.extension 
  2013-12-12 17:57:20.133 13823 ERROR nova.virt.driver [-] Compute driver option required, but not specified

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