dpkg: error processing package libc-bin (--configure): triggers looping, abandoned

[themusicgod1]

While installing the latest round of updates for bionic via aptitude:

Setting up libav-tools (7:3.4.2-1) ...
dpkg: cycle found while processing triggers:
 chain of packages whose triggers are or may be responsible:
  ufw -> gconf2
 packages' pending triggers which are or may be unresolvable:
  libc-bin: ldconfig
  menu: /usr/share/menu
  tex-common: texmf-format
  gconf2: /usr/share/GConf/gsettings
  ufw: /etc/ufw/applications.d
dpkg: error processing package libc-bin (--configure):
 triggers looping, abandoned
...
Setting up python3-all-dev (3.6.4-1) ...
Processing triggers for menu (2.1.47ubuntu1) ...
Processing triggers for tex-common (6.09) ...
Building format(s) --all.
 This may take some time... done.
Errors were encountered while processing:
 libc-bin
E: Sub-process /usr/bin/dpkg returned an error code (1)
Setting up libc-bin (2.26-0ubuntu2) ...
Press Return to continue, 'q' followed by Return to quit.

Ubuntu: bionic 18.04

dpkg:
  Installed: 1.19.0.5ubuntu1
  Candidate: 1.19.0.5ubuntu1
  Version table:
 *** 1.19.0.5ubuntu1 500
        500 http://archive.ubuntu.com/ubuntu bionic/main amd64 Packages
        100 /var/lib/dpkg/status
aptitude:
  Installed: 0.8.10-6ubuntu1
  Candidate: 0.8.10-6ubuntu1
  Version table:
 *** 0.8.10-6ubuntu1 500
        500 http://archive.ubuntu.com/ubuntu bionic/main amd64 Packages
        100 /var/lib/dpkg/status
libc-bin:
  Installed: 2.26-0ubuntu2
  Candidate: 2.26-0ubuntu2
  Version table:
 *** 2.26-0ubuntu2 500
        500 http://archive.ubuntu.com/ubuntu bionic/main amd64 Packages
        100 /var/lib/dpkg/status
menu:
  Installed: 2.1.47ubuntu1
  Candidate: 2.1.47ubuntu1
  Version table:
 *** 2.1.47ubuntu1 500
        500 http://archive.ubuntu.com/ubuntu bionic/universe amd64 Packages
        100 /var/lib/dpkg/status
tex-common:
  Installed: 6.09
  Candidate: 6.09
  Version table:
 *** 6.09 500
        500 http://archive.ubuntu.com/ubuntu bionic/main amd64 Packages
        500 http://archive.ubuntu.com/ubuntu bionic/main i386 Packages
        100 /var/lib/dpkg/status
gconf2:
  Installed: 3.2.6-4ubuntu1
  Candidate: 3.2.6-4ubuntu1
  Version table:
 *** 3.2.6-4ubuntu1 500
        500 http://archive.ubuntu.com/ubuntu bionic/universe amd64 Packages
        100 /var/lib/dpkg/status
ufw:
  Installed: 0.35-5
  Candidate: 0.35-5
  Version table:
 *** 0.35-5 500
        500 http://archive.ubuntu.com/ubuntu bionic/main amd64 Packages
        500 http://archive.ubuntu.com/ubuntu bionic/main i386 Packages
        100 /var/lib/dpkg/status
libav-tools:
  Installed: 7:3.4.2-1
  Candidate: 7:3.4.2-1
  Version table:
 *** 7:3.4.2-1 500
        500 http://archive.ubuntu.com/ubuntu bionic/universe amd64 Packages
        500 http://archive.ubuntu.com/ubuntu bionic/universe i386 Packages
        100 /var/lib/dpkg/status

ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: libc-bin 2.26-0ubuntu2
ProcVersionSignature: Ubuntu 4.13.0-25.29-generic 4.13.13
Uname: Linux 4.13.0-25-generic x86_64
ApportVersion: 2.20.8-0ubuntu10
Architecture: amd64
Date: Fri Feb 16 16:08:12 2018
Dependencies:
 gcc-8-base 8-20180208-0ubuntu1
 libc6 2.26-0ubuntu2
 libgcc1 1:8-20180208-0ubuntu1
InstallationDate: Installed on 2016-05-07 (649 days ago)
InstallationMedia:

JournalErrors:
 Hint: You are currently not seeing messages from other users and the system.
       Users in groups 'adm', 'systemd-journal' can see all messages.
       Pass -q to turn off this notice.
 -- Logs begin at Thu 2018-01-04 17:12:35 UTC, end at Fri 2018-02-16 04:45:37 UTC. --
 -- No entries --
ProcEnviron:
 TERM=xterm-256color
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SourcePackage: glibc
UpgradeStatus: Upgraded to bionic on 2017-11-20 (87 days ago)

[themusicgod1 (themusicgod1)]

installed packages via dpkg -l

[themusicgod1 (themusicgod1)]

using aptitude:

removed ufw, libav-tools
reinstalled tex-common, gconf2, menu, libc-bin

and then

reinstalled libav-tools

and I did not get this error.