[Bug 1927152] [NEW] upgrade has aborted due to error in mosquitto while upgrading Ubuntu 20.10 to 21.04

[pigs-on-the-swim]

Public bug reported:

Error in mosquitto while upgrading Ubuntu 20.10 to 21.04:

Errors were encountered while processing:
 mosquitto
Exception during pm.DoInstall():  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). 

Setting up mosquitto (2.0.10-3) ...
chown: cannot access '/run/mosquitto': No such file or directory
dpkg: error processing package mosquitto (--configure):
 installed mosquitto package post-installation script subprocess returned error exit status 1
Errors were encountered while processing:
 mosquitto

Upgrade complete

The upgrade has completed but there were errors during the upgrade 
process. 

To continue please press [ENTER]

 - - - - -

The software mosquitto (MQTT) was installed and successfully working in
the old Ubuntu 20.10.

ProblemType: Bug
DistroRelease: Ubuntu 21.04
Package: ubuntu-release-upgrader-core 1:21.04.11
ProcVersionSignature: Ubuntu 5.8.0-52.59-generic 5.8.18
Uname: Linux 5.8.0-52-generic x86_64
ApportVersion: 2.20.11-0ubuntu65
Architecture: amd64
CasperMD5CheckResult: unknown
CrashDB: ubuntu
Date: Tue May  4 21:24:19 2021
InstallationDate: Installed on 2020-04-06 (393 days ago)
InstallationMedia: Ubuntu 20.04 LTS "Focal Fossa" - Beta amd64 (20200402)
PackageArchitecture: all
SourcePackage: ubuntu-release-upgrader
Symptom: dist-upgrade
UpgradeStatus: Upgraded to hirsute on 2021-05-04 (0 days ago)
VarLogDistupgradeXorgFixuplog:
 INFO:root:/usr/bin/do-release-upgrade running
 INFO:root:No xorg.conf, exiting
mtime.conffile..etc.apport.crashdb.conf: 2021-05-04T21:23:56.443838

** Affects: ubuntu-release-upgrader (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-bug dist-upgrade hirsute

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https://bugs.launchpad.net/bugs/1927152

Title:
  upgrade has aborted due to error in mosquitto while upgrading Ubuntu
  20.10 to 21.04

Status in ubuntu-release-upgrader package in Ubuntu:
  New

Bug description:
  Error in mosquitto while upgrading Ubuntu 20.10 to 21.04:

  Errors were encountered while processing:
   mosquitto
  Exception during pm.DoInstall():  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). 

  Setting up mosquitto (2.0.10-3) ...
  chown: cannot access '/run/mosquitto': No such file or directory
  dpkg: error processing package mosquitto (--configure):
   installed mosquitto package post-installation script subprocess returned error exit status 1
  Errors were encountered while processing:
   mosquitto

  Upgrade complete

  The upgrade has completed but there were errors during the upgrade 
  process. 

  To continue please press [ENTER]

   - - - - -

  The software mosquitto (MQTT) was installed and successfully working
  in the old Ubuntu 20.10.

  ProblemType: Bug
  DistroRelease: Ubuntu 21.04
  Package: ubuntu-release-upgrader-core 1:21.04.11
  ProcVersionSignature: Ubuntu 5.8.0-52.59-generic 5.8.18
  Uname: Linux 5.8.0-52-generic x86_64
  ApportVersion: 2.20.11-0ubuntu65
  Architecture: amd64
  CasperMD5CheckResult: unknown
  CrashDB: ubuntu
  Date: Tue May  4 21:24:19 2021
  InstallationDate: Installed on 2020-04-06 (393 days ago)
  InstallationMedia: Ubuntu 20.04 LTS "Focal Fossa" - Beta amd64 (20200402)
  PackageArchitecture: all
  SourcePackage: ubuntu-release-upgrader
  Symptom: dist-upgrade
  UpgradeStatus: Upgraded to hirsute on 2021-05-04 (0 days ago)
  VarLogDistupgradeXorgFixuplog:
   INFO:root:/usr/bin/do-release-upgrade running
   INFO:root:No xorg.conf, exiting
  mtime.conffile..etc.apport.crashdb.conf: 2021-05-04T21:23:56.443838

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