[Bug 2053165] [NEW] [noble] Version 2.7.5 causes software-properties to crash

[Francois Thirioux]

Public bug reported:

Hi,

Only since recent 2.7.5 update along with 0.99.42 for software-properties.
Crash on start-up.

$ software-properties-gtk 
Traceback (most recent call last):
  File "/usr/bin/software-properties-gtk", line 100, in <module>
    app = SoftwarePropertiesGtk(datadir=options.data_dir, options=options, file=file)
          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/lib/python3/dist-packages/softwareproperties/gtk/SoftwarePropertiesGtk.py", line 163, in __init__
    SoftwareProperties.__init__(self, options=options, datadir=datadir,
  File "/usr/lib/python3/dist-packages/softwareproperties/SoftwareProperties.py", line 109, in __init__
    self.backup_sourceslist()
  File "/usr/lib/python3/dist-packages/softwareproperties/SoftwareProperties.py", line 437, in backup_sourceslist
    source_bkp = SourceEntry(line=source.line,file=source.file)
                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/lib/python3/dist-packages/aptsources/sourceslist.py", line 509, in __init__
    raise ValueError("Classic SourceEntry cannot be written to .sources file")
ValueError: Classic SourceEntry cannot be written to .sources file

** Affects: python-apt (Ubuntu)
     Importance: Undecided
         Status: New

** Summary changed:

- [noble] Version 2.7.5 causes software-propeties to crash
+ [noble] Version 2.7.5 causes software-properties to crash

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https://bugs.launchpad.net/bugs/2053165

Title:
  [noble] Version 2.7.5 causes software-properties to crash

Status in python-apt package in Ubuntu:
  New

Bug description:
  Hi,

  Only since recent 2.7.5 update along with 0.99.42 for software-properties.
  Crash on start-up.

  $ software-properties-gtk 
  Traceback (most recent call last):
    File "/usr/bin/software-properties-gtk", line 100, in <module>
      app = SoftwarePropertiesGtk(datadir=options.data_dir, options=options, file=file)
            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    File "/usr/lib/python3/dist-packages/softwareproperties/gtk/SoftwarePropertiesGtk.py", line 163, in __init__
      SoftwareProperties.__init__(self, options=options, datadir=datadir,
    File "/usr/lib/python3/dist-packages/softwareproperties/SoftwareProperties.py", line 109, in __init__
      self.backup_sourceslist()
    File "/usr/lib/python3/dist-packages/softwareproperties/SoftwareProperties.py", line 437, in backup_sourceslist
      source_bkp = SourceEntry(line=source.line,file=source.file)
                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    File "/usr/lib/python3/dist-packages/aptsources/sourceslist.py", line 509, in __init__
      raise ValueError("Classic SourceEntry cannot be written to .sources file")
  ValueError: Classic SourceEntry cannot be written to .sources file

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