[Bug 1218701] Re: software-properties-gtk crashed with dbus.exceptions.DBusException in call_blocking(): org.freedesktop.DBus.Error.Spawn.PermissionsInvalid: The permission of the setuid helper is not correct

[Pedro Serrano]

root at pswsl01:~# software-properties-gtk &
[1] 18337
root at pswsl01:~# 
root at pswsl01:~# 
root at pswsl01:~# Traceback (most recent call last):
  File "/usr/lib/python3/dist-packages/dbus/bus.py", line 173, in activate_name_owner
    return self.get_name_owner(bus_name)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/lib/python3/dist-packages/dbus/bus.py", line 348, in get_name_owner
    return self.call_blocking(BUS_DAEMON_NAME, BUS_DAEMON_PATH,
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/lib/python3/dist-packages/dbus/connection.py", line 634, in call_blocking
    reply_message = self.send_message_with_reply_and_block(
                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
dbus.exceptions.DBusException: org.freedesktop.DBus.Error.NameHasNoOwner: Could not get owner of name 'com.ubuntu.SoftwareProperties': no such name

During handling of the above exception, another exception occurred:

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 212, in __init__
    proxy = bus.get_object("com.ubuntu.SoftwareProperties", "/")
            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/lib/python3/dist-packages/dbus/bus.py", line 237, in get_object
    return self.ProxyObjectClass(self, bus_name, object_path,
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/lib/python3/dist-packages/dbus/proxies.py", line 250, in __init__
    self._named_service = conn.activate_name_owner(bus_name)
                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/lib/python3/dist-packages/dbus/bus.py", line 178, in activate_name_owner
    self.start_service_by_name(bus_name)
  File "/usr/lib/python3/dist-packages/dbus/bus.py", line 273, in start_service_by_name
    return (True, self.call_blocking(BUS_DAEMON_NAME, BUS_DAEMON_PATH,
                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/lib/python3/dist-packages/dbus/connection.py", line 634, in call_blocking
    reply_message = self.send_message_with_reply_and_block(
                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
dbus.exceptions.DBusException: org.freedesktop.DBus.Error.Spawn.PermissionsInvalid: The permission of the setuid helper is not correct

[1]+  Exit 1                  software-properties-gtk
root at pswsl01:~# uname -a
Linux pswsl01 6.8.0-52-generic #53-Ubuntu SMP PREEMPT_DYNAMIC Sat Jan 11 00:06:25 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux
root at pswsl01:~# lsb_release -a
No LSB modules are available.
Distributor ID:	Ubuntu
Description:	Ubuntu 24.04.1 LTS
Release:	24.04
Codename:	noble

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https://bugs.launchpad.net/bugs/1218701

Title:
  software-properties-gtk crashed with dbus.exceptions.DBusException in
  call_blocking(): org.freedesktop.DBus.Error.Spawn.PermissionsInvalid:
  The permission of the setuid helper is not correct

Status in software-properties package in Ubuntu:
  Confirmed

Bug description:
  After applying recent updates to Saucy I get this error

  ProblemType: Crash
  DistroRelease: Ubuntu 13.10
  Package: software-properties-gtk 0.92.25
  ProcVersionSignature: Ubuntu 3.11.0-4.9-generic 3.11.0-rc7
  Uname: Linux 3.11.0-4-generic x86_64
  ApportVersion: 2.12.1-0ubuntu2
  Architecture: amd64
  Date: Thu Aug 29 22:33:48 2013
  ExecutablePath: /usr/bin/software-properties-gtk
  InstallationDate: Installed on 2012-11-02 (300 days ago)
  InstallationMedia: Ubuntu 12.10 "Quantal Quetzal" - Release amd64 (20121017.5)
  InterpreterPath: /usr/bin/python3.3
  MarkForUpload: True
  PackageArchitecture: all
  ProcCmdline: /usr/bin/python3 /usr/bin/software-properties-gtk
  ProcEnviron:
   SHELL=/bin/bash
   XDG_RUNTIME_DIR=<set>
   PATH=(custom, no user)
   LANG=en_US.UTF-8
  PythonArgs: ['/usr/bin/software-properties-gtk']
  SourcePackage: software-properties
  Title: software-properties-gtk crashed with dbus.exceptions.DBusException in call_blocking(): org.freedesktop.DBus.Error.Spawn.PermissionsInvalid: The permission of the setuid helper is not correct
  UpgradeStatus: Upgraded to saucy on 2013-08-14 (15 days ago)
  UserGroups: adm backup cdrom dialout dip disk kismet kvm libvirtd lpadmin netdev plugdev sambashare sudo tty video www-data

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