[Bug 1263782] Re: package thunderbird (not in use) is corrupted in dpkg database, firefox is also reporting this error when trying to run apt-get upgrade

[Apport retracing service]

** Tags removed: need-duplicate-check

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Title:
  package thunderbird (not in use) is corrupted in dpkg database,
  firefox is also reporting this error when trying to run apt-get
  upgrade

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