What can cause gnome-shell/gnome-tweaks to fail?












0














Ubuntu 18.10, python3.7.1, GNOME Tweaks, etc. installed.



Could installing a source build of python3.7.1 cause this issue? And how to debug?



I have tried a number of different ways to repair gnome-shell problems to no effect.
From the google-chrome extensions plugin: I see:




Unable to locate GNOME Shell settings or version. Make sure it is installed and running.




And if I try:



/usr/bin/python3 /usr/bin/gnome-shell


I see:



  File "/usr/bin/gnome-shell", line 1
SyntaxError: Non-ASCII character 'xfc' in file /usr/bin/gnome-shell on line 2, but no encoding declared; see http://python.org/dev/peps/pep-0263/ for details


And attempting to launch 'GNOME Tweaks' fails:



   sudo /usr/bin/gnome-tweaks
(gnome-tweaks:25453): GLib-GIO-CRITICAL **: 15:29:44.666: g_dbus_proxy_new_sync: assertion 'G_IS_DBUS_CONNECTION (connection)' failed
WARNING : Shell not installed or running
WARNING : Error detecting shell
Traceback (most recent call last):
File "/usr/lib/python3/dist-packages/gtweak/tweaks/tweak_group_shell_extensions.py", line 217, in __init__
raise Exception("Shell not running or DBus service not available")
...


And:



sudo /usr/bin/gnome-tweaks


Gives:



(gnome-tweaks:25453): GLib-GIO-CRITICAL **: 15:29:44.666: g_dbus_proxy_new_sync: assertion 'G_IS_DBUS_CONNECTION (connection)' failed
WARNING : Shell not installed or running
WARNING : Error detecting shell
Traceback .....


Purging and reinstalling gnome-shell and 'GNOME Tweaks' does not help. And



sudo apt-get install ubuntu-gnome-desktop


didn't help.



I also tried:



sudo gnome-shell --replace


which caused the display to blink, but didn't help either.



Any thoughts?










share|improve this question





























    0














    Ubuntu 18.10, python3.7.1, GNOME Tweaks, etc. installed.



    Could installing a source build of python3.7.1 cause this issue? And how to debug?



    I have tried a number of different ways to repair gnome-shell problems to no effect.
    From the google-chrome extensions plugin: I see:




    Unable to locate GNOME Shell settings or version. Make sure it is installed and running.




    And if I try:



    /usr/bin/python3 /usr/bin/gnome-shell


    I see:



      File "/usr/bin/gnome-shell", line 1
    SyntaxError: Non-ASCII character 'xfc' in file /usr/bin/gnome-shell on line 2, but no encoding declared; see http://python.org/dev/peps/pep-0263/ for details


    And attempting to launch 'GNOME Tweaks' fails:



       sudo /usr/bin/gnome-tweaks
    (gnome-tweaks:25453): GLib-GIO-CRITICAL **: 15:29:44.666: g_dbus_proxy_new_sync: assertion 'G_IS_DBUS_CONNECTION (connection)' failed
    WARNING : Shell not installed or running
    WARNING : Error detecting shell
    Traceback (most recent call last):
    File "/usr/lib/python3/dist-packages/gtweak/tweaks/tweak_group_shell_extensions.py", line 217, in __init__
    raise Exception("Shell not running or DBus service not available")
    ...


    And:



    sudo /usr/bin/gnome-tweaks


    Gives:



    (gnome-tweaks:25453): GLib-GIO-CRITICAL **: 15:29:44.666: g_dbus_proxy_new_sync: assertion 'G_IS_DBUS_CONNECTION (connection)' failed
    WARNING : Shell not installed or running
    WARNING : Error detecting shell
    Traceback .....


    Purging and reinstalling gnome-shell and 'GNOME Tweaks' does not help. And



    sudo apt-get install ubuntu-gnome-desktop


    didn't help.



    I also tried:



    sudo gnome-shell --replace


    which caused the display to blink, but didn't help either.



    Any thoughts?










    share|improve this question



























      0












      0








      0


      1





      Ubuntu 18.10, python3.7.1, GNOME Tweaks, etc. installed.



      Could installing a source build of python3.7.1 cause this issue? And how to debug?



      I have tried a number of different ways to repair gnome-shell problems to no effect.
      From the google-chrome extensions plugin: I see:




      Unable to locate GNOME Shell settings or version. Make sure it is installed and running.




      And if I try:



      /usr/bin/python3 /usr/bin/gnome-shell


      I see:



        File "/usr/bin/gnome-shell", line 1
      SyntaxError: Non-ASCII character 'xfc' in file /usr/bin/gnome-shell on line 2, but no encoding declared; see http://python.org/dev/peps/pep-0263/ for details


      And attempting to launch 'GNOME Tweaks' fails:



         sudo /usr/bin/gnome-tweaks
      (gnome-tweaks:25453): GLib-GIO-CRITICAL **: 15:29:44.666: g_dbus_proxy_new_sync: assertion 'G_IS_DBUS_CONNECTION (connection)' failed
      WARNING : Shell not installed or running
      WARNING : Error detecting shell
      Traceback (most recent call last):
      File "/usr/lib/python3/dist-packages/gtweak/tweaks/tweak_group_shell_extensions.py", line 217, in __init__
      raise Exception("Shell not running or DBus service not available")
      ...


      And:



      sudo /usr/bin/gnome-tweaks


      Gives:



      (gnome-tweaks:25453): GLib-GIO-CRITICAL **: 15:29:44.666: g_dbus_proxy_new_sync: assertion 'G_IS_DBUS_CONNECTION (connection)' failed
      WARNING : Shell not installed or running
      WARNING : Error detecting shell
      Traceback .....


      Purging and reinstalling gnome-shell and 'GNOME Tweaks' does not help. And



      sudo apt-get install ubuntu-gnome-desktop


      didn't help.



      I also tried:



      sudo gnome-shell --replace


      which caused the display to blink, but didn't help either.



      Any thoughts?










      share|improve this question















      Ubuntu 18.10, python3.7.1, GNOME Tweaks, etc. installed.



      Could installing a source build of python3.7.1 cause this issue? And how to debug?



      I have tried a number of different ways to repair gnome-shell problems to no effect.
      From the google-chrome extensions plugin: I see:




      Unable to locate GNOME Shell settings or version. Make sure it is installed and running.




      And if I try:



      /usr/bin/python3 /usr/bin/gnome-shell


      I see:



        File "/usr/bin/gnome-shell", line 1
      SyntaxError: Non-ASCII character 'xfc' in file /usr/bin/gnome-shell on line 2, but no encoding declared; see http://python.org/dev/peps/pep-0263/ for details


      And attempting to launch 'GNOME Tweaks' fails:



         sudo /usr/bin/gnome-tweaks
      (gnome-tweaks:25453): GLib-GIO-CRITICAL **: 15:29:44.666: g_dbus_proxy_new_sync: assertion 'G_IS_DBUS_CONNECTION (connection)' failed
      WARNING : Shell not installed or running
      WARNING : Error detecting shell
      Traceback (most recent call last):
      File "/usr/lib/python3/dist-packages/gtweak/tweaks/tweak_group_shell_extensions.py", line 217, in __init__
      raise Exception("Shell not running or DBus service not available")
      ...


      And:



      sudo /usr/bin/gnome-tweaks


      Gives:



      (gnome-tweaks:25453): GLib-GIO-CRITICAL **: 15:29:44.666: g_dbus_proxy_new_sync: assertion 'G_IS_DBUS_CONNECTION (connection)' failed
      WARNING : Shell not installed or running
      WARNING : Error detecting shell
      Traceback .....


      Purging and reinstalling gnome-shell and 'GNOME Tweaks' does not help. And



      sudo apt-get install ubuntu-gnome-desktop


      didn't help.



      I also tried:



      sudo gnome-shell --replace


      which caused the display to blink, but didn't help either.



      Any thoughts?







      gnome-shell python3 gnome-tweak-tool






      share|improve this question















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      edited Dec 6 at 7:25









      pomsky

      28.2k1185112




      28.2k1185112










      asked Dec 5 at 22:47









      JoelParke

      1014




      1014



























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