[Bug 950006] Re: Upgrade from oneiric to precise fails because of py3clean

[Jtb]

** Attachment added: "/var/log/dist-upgrade/"
   https://bugs.launchpad.net/ubuntu/+source/update-manager/+bug/950006/+attachment/2892308/+files/dist-upgrade.tar.bz2

** Changed in: update-manager (Ubuntu)
       Status: Incomplete => New

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Title:
  Upgrade from oneiric to precise fails because of py3clean

Status in “update-manager” package in Ubuntu:
  New

Bug description:
  My upgrade to precise just failed because auf py3clean




  
  Preparing to replace debconf 1.5.40ubuntu1 (using .../debconf_1.5.41ubuntu2_amd64.deb) ...
  Traceback (most recent call last):
    File "/usr/bin/py3clean", line 32, in <module>
      from debpython.version import SUPPORTED, getver, vrepr
  EOFError: EOF read where not expected
  dpkg: warning: subprocess old pre-removal script returned error exit status 1
  dpkg - trying script from the new package instead ...
  Traceback (most recent call last):
    File "/usr/bin/py3clean", line 32, in <module>
      from debpython.version import SUPPORTED, getver, vrepr
  EOFError: EOF read where not expected
  dpkg: error processing /var/cache/apt/archives/debconf_1.5.41ubuntu2_amd64.deb (--unpack):
   subprocess new pre-removal script returned error exit status 1
  No apport report written because MaxReports is reached already
  Traceback (most recent call last):
    File "/usr/bin/py3compile", line 35, in <module>
      from debpython.version import SUPPORTED, debsorted, vrepr, \
  EOFError: EOF read where not expected
  dpkg: error while cleaning up:
   subprocess installed post-installation script returned error exit status 1
  Processing triggers for man-db ...
  Errors were encountered while processing:
   /var/cache/apt/archives/debconf_1.5.41ubuntu2_amd64.deb
  Error in function: 

  
  A fatal error occurred 

  Please report this as a bug and include the files 
  /var/log/dist-upgrade/main.log and /var/log/dist-upgrade/apt.log in 
  your report. The upgrade has aborted. 
  Your original sources.list was saved in 
  /etc/apt/sources.list.distUpgrade. 

  SystemError: E:Sub-process /usr/bin/dpkg returned an error code (1)


  Could not install the upgrades

  The upgrade has aborted. Your system could be in an unusable state. A 
  recovery will run now (dpkg --configure -a).

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