[Bug 1929570] [NEW] i receive updates and i hit install button and it starts to receive data but in the end it says error and system disconnected

[mir]

Public bug reported:

21.04 version
buntu at ubuntu-dell-latitude:~$ apt-cache policy pkgname
N: Unable to locate package pkgname
ubuntu at ubuntu-dell-latitude:~$ 

when i check manually for updates it give connection error while after
starting the system, some upgrades are shown to be installed but when i
hit the button of install starts working and in the end it gives error
while i expect it to install the updates as it was doing in the previous
version of the OS i.e 20.10

ProblemType: Bug
DistroRelease: Ubuntu 21.04
Package: ubuntu-release-upgrader-core 1:21.04.11
ProcVersionSignature: User Name 5.11.0-17.18-generic 5.11.12
Uname: Linux 5.11.0-17-generic x86_64
ApportVersion: 2.20.11-0ubuntu65
Architecture: amd64
CasperMD5CheckResult: unknown
CrashDB: ubuntu
CurrentDesktop: ubuntu:GNOME
Date: Tue May 25 19:08:31 2021
PackageArchitecture: all
SourcePackage: ubuntu-release-upgrader
Symptom: dist-upgrade
UpgradeStatus: No upgrade log present (probably fresh install)

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


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

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https://bugs.launchpad.net/bugs/1929570

Title:
  i receive updates and i hit install button and it starts to receive
  data but in the end it says error and system disconnected

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

Bug description:
  21.04 version
  buntu at ubuntu-dell-latitude:~$ apt-cache policy pkgname
  N: Unable to locate package pkgname
  ubuntu at ubuntu-dell-latitude:~$ 

  when i check manually for updates it give connection error while after
  starting the system, some upgrades are shown to be installed but when
  i hit the button of install starts working and in the end it gives
  error while i expect it to install the updates as it was doing in the
  previous version of the OS i.e 20.10

  ProblemType: Bug
  DistroRelease: Ubuntu 21.04
  Package: ubuntu-release-upgrader-core 1:21.04.11
  ProcVersionSignature: User Name 5.11.0-17.18-generic 5.11.12
  Uname: Linux 5.11.0-17-generic x86_64
  ApportVersion: 2.20.11-0ubuntu65
  Architecture: amd64
  CasperMD5CheckResult: unknown
  CrashDB: ubuntu
  CurrentDesktop: ubuntu:GNOME
  Date: Tue May 25 19:08:31 2021
  PackageArchitecture: all
  SourcePackage: ubuntu-release-upgrader
  Symptom: dist-upgrade
  UpgradeStatus: No upgrade log present (probably fresh install)

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