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[Eugene Nikanorov <enikanorov@xxxxxxxxxxxx>]

Public bug reported:

The following trace is observed when removing snat port:

2016-05-01 18:09:57.906 733 ERROR neutron.agent.l3.dvr_router [-] DVR: no map match_port found!
2016-05-01 18:09:57.907 733 ERROR neutron.agent.l3.dvr_router [-] DVR: removed snat failed
2016-05-01 18:09:57.907 733 TRACE neutron.agent.l3.dvr_router Traceback (most recent call last):
2016-05-01 18:09:57.907 733 TRACE neutron.agent.l3.dvr_router   File "/usr/lib/python2.7/dist-packages/neutron/agent/l3/dvr_router.py", line 261, in _snat_redirect_modify
2016-05-01 18:09:57.907 733 TRACE neutron.agent.l3.dvr_router     for gw_fixed_ip in gateway['fixed_ips']:
2016-05-01 18:09:57.907 733 TRACE neutron.agent.l3.dvr_router TypeError: 'NoneType' object has no attribute '__getitem__'

It doesn't seem to make any functional impact.

** Affects: neutron
     Importance: Medium
     Assignee: Eugene Nikanorov (enikanorov)
         Status: New

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https://bugs.launchpad.net/bugs/1579259

Title:
  Trace seen in L3 agent logs when removing DVR snat port

Status in neutron:
  New

Bug description:
  The following trace is observed when removing snat port:

  2016-05-01 18:09:57.906 733 ERROR neutron.agent.l3.dvr_router [-] DVR: no map match_port found!
  2016-05-01 18:09:57.907 733 ERROR neutron.agent.l3.dvr_router [-] DVR: removed snat failed
  2016-05-01 18:09:57.907 733 TRACE neutron.agent.l3.dvr_router Traceback (most recent call last):
  2016-05-01 18:09:57.907 733 TRACE neutron.agent.l3.dvr_router   File "/usr/lib/python2.7/dist-packages/neutron/agent/l3/dvr_router.py", line 261, in _snat_redirect_modify
  2016-05-01 18:09:57.907 733 TRACE neutron.agent.l3.dvr_router     for gw_fixed_ip in gateway['fixed_ips']:
  2016-05-01 18:09:57.907 733 TRACE neutron.agent.l3.dvr_router TypeError: 'NoneType' object has no attribute '__getitem__'

  It doesn't seem to make any functional impact.

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