[Bug 349469] Re: debconf: DbDriver "config": /var/cache/debconf/config.dat is locked by another process: Resource temporarily unavailable

[A.K.Karthikeyan]

I think I have this bug too. Check this out when I try to fix broken
packages

$ sudo apt-get -f install
[sudo] password for karthikeyan: 
Reading package lists... Done
Building dependency tree       
Reading state information... Done
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
1 not fully installed or removed.
After this operation, 0 B of additional disk space will be used.
debconf: DbDriver "config": /var/cache/debconf/config.dat is locked by another process: Resource temporarily unavailable
Setting up man-db (2.6.1-2) ...
debconf: DbDriver "config": /var/cache/debconf/config.dat is locked by another process: Resource temporarily unavailable
dpkg: error processing man-db (--configure):
 subprocess installed post-installation script returned error exit status 1
E: Sub-process /usr/bin/dpkg returned an error code (1)

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https://bugs.launchpad.net/bugs/349469

Title:
  debconf: DbDriver "config": /var/cache/debconf/config.dat is locked by
  another process: Resource temporarily unavailable

Status in Debconf:
  New
Status in “aptdaemon” package in Ubuntu:
  Confirmed
Status in “debconf” package in Ubuntu:
  Triaged

Bug description:
  If you have encountered this bug, please run:

    sudo fuser /var/cache/debconf/config.dat

  for each of the shown process IDs, please run:

    pstree -s $pid

  and report the output to this bug.

  Binary package hint: cups

  Crash detection report attached.

  ProblemType: Package
  Architecture: i386
  DistroRelease: Ubuntu 8.10
  ErrorMessage: subprocess post-installation script returned error exit status 1
  NonfreeKernelModules: nvidia
  Package: cups 1.3.9-2ubuntu8
  SourcePackage: cups
  Title: package cups 1.3.9-2ubuntu8 failed to install/upgrade: subprocess post-installation script returned error exit status 1
  Uname: Linux 2.6.27-11-generic i686

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