[Bug 1843507] Re: apt-get update to latest libidn2.so.0 causes multiple application failures including apt-update

[rororo]

At what point should I remove the hold on libidn2-0?
!!!Please reply!!!

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Title:
  apt-get update to latest libidn2.so.0 causes multiple application
  failures including apt-update

Status in libidn2 package in Ubuntu:
  Fix Released

Bug description:
  I just ran apt-update and apt-upgrade and received the following updates
  libidn2-0 libnss-systemd libpam-systemd libsystemd0 libudev1 systemd systemd-sysv udev

  this update is causing multiple programs to fail with error messages such as: 
  "symbol _idn2_punycode_decode version IDN2_0.0.0 not defined in file libidn2.so.0 with link time reference"

  Programs experiencing this include apt-get upgrade and running pgsql's
  pg_dump.

  System is running:
  lsb_release -a
  No LSB modules are available.
  Distributor ID:	Ubuntu
  Description:	Ubuntu 18.04.3 LTS
  Release:	18.04
  Codename:	bionic

  The version installed according to apt-cache policy libidn2-0 is:
  libidn2-0:
    Installed: 2.2.0-1+ubuntu18.04.1+deb.sury.org+1
    Candidate: 2.2.0-1+ubuntu18.04.1+deb.sury.org+1
    Version table:
   *** 2.2.0-1+ubuntu18.04.1+deb.sury.org+1 500
          500 http://ppa.launchpad.net/ondrej/php/ubuntu bionic/main amd64 Packages
          100 /var/lib/dpkg/status
       2.0.4-1.1build2 500
          500 http://mirrors.digitalocean.com/ubuntu bionic/main amd64 Packages

  
  Upgrade command run was as follows:
  sudo apt-get upgrade
  Reading package lists... Done
  Building dependency tree       
  Reading state information... Done
  Calculating upgrade... Done
  The following packages will be upgraded:
    libidn2-0 libnss-systemd libpam-systemd libsystemd0 libudev1 systemd systemd-sysv udev
  8 upgraded, 0 newly installed, 0 to remove and 4 not upgraded.
  Need to get 66.4 kB/4,553 kB of archives.
  After this operation, 127 kB of additional disk space will be used.
  Do you want to continue? [Y/n] Y
  Get:1 http://ppa.launchpad.net/ondrej/php/ubuntu bionic/main amd64 libidn2-0 amd64 2.2.0-1+ubuntu18.04.1+deb.sury.org+1 [66.4 kB]
  Fetched 66.4 kB in 0s (209 kB/s)     
  (Reading database ... 133453 files and directories currently installed.)
  Preparing to unpack .../libnss-systemd_237-3ubuntu10.29_amd64.deb ...
  Unpacking libnss-systemd:amd64 (237-3ubuntu10.29) over (237-3ubuntu10.28) ...
  Preparing to unpack .../libsystemd0_237-3ubuntu10.29_amd64.deb ...
  Unpacking libsystemd0:amd64 (237-3ubuntu10.29) over (237-3ubuntu10.28) ...
  Setting up libsystemd0:amd64 (237-3ubuntu10.29) ...
  (Reading database ... 133453 files and directories currently installed.)
  Preparing to unpack .../libpam-systemd_237-3ubuntu10.29_amd64.deb ...
  Unpacking libpam-systemd:amd64 (237-3ubuntu10.29) over (237-3ubuntu10.28) ...
  Preparing to unpack .../systemd_237-3ubuntu10.29_amd64.deb ...
  Unpacking systemd (237-3ubuntu10.29) over (237-3ubuntu10.28) ...
  Preparing to unpack .../udev_237-3ubuntu10.29_amd64.deb ...
  Unpacking udev (237-3ubuntu10.29) over (237-3ubuntu10.28) ...
  Preparing to unpack .../libudev1_237-3ubuntu10.29_amd64.deb ...
  Unpacking libudev1:amd64 (237-3ubuntu10.29) over (237-3ubuntu10.28) ...
  Setting up libudev1:amd64 (237-3ubuntu10.29) ...
  Setting up systemd (237-3ubuntu10.29) ...
  (Reading database ... 133453 files and directories currently installed.)
  Preparing to unpack .../systemd-sysv_237-3ubuntu10.29_amd64.deb ...
  Unpacking systemd-sysv (237-3ubuntu10.29) over (237-3ubuntu10.28) ...
  Preparing to unpack .../libidn2-0_2.2.0-1+ubuntu18.04.1+deb.sury.org+1_amd64.deb ...
  Unpacking libidn2-0:amd64 (2.2.0-1+ubuntu18.04.1+deb.sury.org+1) over (2.0.4-1.1build2) ...
  Setting up libidn2-0:amd64 (2.2.0-1+ubuntu18.04.1+deb.sury.org+1) ...
  Setting up libnss-systemd:amd64 (237-3ubuntu10.29) ...
  Setting up systemd-sysv (237-3ubuntu10.29) ...
  Setting up udev (237-3ubuntu10.29) ...
  update-initramfs: deferring update (trigger activated)
  Setting up libpam-systemd:amd64 (237-3ubuntu10.29) ...
  Processing triggers for libc-bin (2.27-3ubuntu1) ...
  Processing triggers for man-db (2.8.3-2ubuntu0.1) ...
  Processing triggers for dbus (1.12.2-1ubuntu1.1) ...
  Processing triggers for ureadahead (0.100.0-21) ...
  Processing triggers for initramfs-tools (0.130ubuntu3.8) ...
  update-initramfs: Generating /boot/initrd.img-4.15.0-62-generic

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