[Bug 1849835] Re: add-apt-repository does not work in focal

[Eugene Minov]

OK, but can you guide me please as to how to resolve this in case I upgraded and not installed anew?
Cause I installed all the updated but this error still persists..
Thanks

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Title:
  add-apt-repository does not work in focal

Status in software-properties package in Ubuntu:
  Fix Released

Bug description:
  I tested to use a ppa because I wanted to test if mkusb will work in
  focal. But

  add-apt-repository

  does not work.

  ---
  lubuntu at lubuntu:~$ sudo add-apt-repository ppa:mkusb/ppa  # existing ppa
  Traceback (most recent call last):
    File "/usr/bin/add-apt-repository", line 107, in <module>
      sp = SoftwareProperties(options=options)
    File "/usr/lib/python3/dist-packages/softwareproperties/SoftwareProperties.py", line 118, in __init__
      self.reload_sourceslist()
    File "/usr/lib/python3/dist-packages/softwareproperties/SoftwareProperties.py", line 613, in reload_sourceslist
      self.distro.get_sources(self.sourceslist)    
    File "/usr/lib/python3/dist-packages/aptsources/distro.py", line 93, in get_sources
      (self.id, self.codename))
  aptsources.distro.NoDistroTemplateException: Error: could not find a distribution template for Ubuntu/focal
  lubuntu at lubuntu:~$ sudo add-apt-repository ppa:qwerty/asdf  # not existing ppa: same output
  Traceback (most recent call last):
    File "/usr/bin/add-apt-repository", line 107, in <module>
      sp = SoftwareProperties(options=options)
    File "/usr/lib/python3/dist-packages/softwareproperties/SoftwareProperties.py", line 118, in __init__
      self.reload_sourceslist()
    File "/usr/lib/python3/dist-packages/softwareproperties/SoftwareProperties.py", line 613, in reload_sourceslist
      self.distro.get_sources(self.sourceslist)    
    File "/usr/lib/python3/dist-packages/aptsources/distro.py", line 93, in get_sources
      (self.id, self.codename))
  aptsources.distro.NoDistroTemplateException: Error: could not find a distribution template for Ubuntu/focal
  lubuntu at lubuntu:~$ lsb_release -a
  No LSB modules are available.
  Distributor ID: Ubuntu
  Description:    Ubuntu Focal Fossa (development branch)
  Release:        20.04
  Codename:       focal
  lubuntu at lubuntu:~$ 
  ---

  ProblemType: Bug
  DistroRelease: Ubuntu 20.04
  Package: software-properties-common 0.98.5
  ProcVersionSignature: Ubuntu 5.3.0-18.19-generic 5.3.1
  Uname: Linux 5.3.0-18-generic x86_64
  ApportVersion: 2.20.11-0ubuntu8
  Architecture: amd64
  CasperVersion: 1.427
  CurrentDesktop: LXQt
  Date: Fri Oct 25 13:10:33 2019
  LiveMediaBuild: Lubuntu 20.04 LTS "Focal Fossa" - Alpha amd64 (20191024)
  PackageArchitecture: all
  SourcePackage: software-properties
  UpgradeStatus: No upgrade log present (probably fresh install)

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