[Bug 1652586] Re: package python3-cryptography 1.2.3-1ubuntu0.1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

[Seth Arnold]

Odd, I haven't seen this one before:

Setting up python3-cryptography (1.2.3-1ubuntu0.1) ...
dpkg-query: error: parsing file '/var/lib/dpkg/updates/0138' near line 0:
 newline in field name '#padding'
Traceback (most recent call last):
  File "/usr/bin/py3compile", line 290, in <module>
    main()
  File "/usr/bin/py3compile", line 270, in main
    options.force, options.optimize, e_patterns)
  File "/usr/bin/py3compile", line 154, in compile
    for fn, versions_to_compile in filter_files(files, e_patterns, versions):
  File "/usr/bin/py3compile", line 106, in filter_files
    for fn in files:
  File "/usr/share/python3/debpython/files.py", line 71, in filter_public
    for fn in files:
  File "/usr/share/python3/debpython/files.py", line 53, in from_package
    raise Exception("cannot get content of %s" % package_name)
Exception: cannot get content of python3-cryptography
dpkg: error processing package python3-cryptography (--configure):
 subprocess installed post-installation script returned error exit status 1

** Information type changed from Private Security to Public

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https://bugs.launchpad.net/bugs/1652586

Title:
  package python3-cryptography 1.2.3-1ubuntu0.1 failed to
  install/upgrade: subprocess installed post-installation script
  returned error exit status 1

Status in python-cryptography package in Ubuntu:
  New
Status in python3-defaults package in Ubuntu:
  New

Bug description:
  i dont know. I'm new to ubuntu. It said ubuntu had an internal error

  ProblemType: Package
  DistroRelease: Ubuntu 16.04
  Package: python3-cryptography 1.2.3-1ubuntu0.1
  ProcVersionSignature: Ubuntu 4.4.0-57.78-generic 4.4.35
  Uname: Linux 4.4.0-57-generic x86_64
  ApportVersion: 2.20.1-0ubuntu2.4
  Architecture: amd64
  Date: Mon Dec 26 09:00:00 2016
  ErrorMessage: subprocess installed post-installation script returned error exit status 1
  InstallationDate: Installed on 2016-12-24 (1 days ago)
  InstallationMedia: Ubuntu 16.04.1 LTS "Xenial Xerus" - Release amd64 (20160719)
  RelatedPackageVersions:
   dpkg 1.18.4ubuntu1.1
   apt  1.2.15ubuntu0.2
  SourcePackage: python-cryptography
  Title: package python3-cryptography 1.2.3-1ubuntu0.1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1
  UpgradeStatus: No upgrade log present (probably fresh install)

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