[Sugar-devel] Toolkit Installation Sugar v0.113

ANIKET MATHUR amathur at ec.iitr.ac.in
Tue May 21 04:21:52 EDT 2019


Thanks James I was not starting Sugar as a desktop session. Now things work
fine for me.

On Tue, May 21, 2019 at 12:26 PM James Cameron <quozl at laptop.org> wrote:

> Thanks.
>
> Are you sure you gave me the correct log?  There's no segmentation
> fault shown there.  The log should be .sugar/default/logs/shell.log
>
> You can gather more information about a segmentation fault using gdb
> and backtrace command.
>
> Further reply in context below.
>
> On Tue, May 21, 2019 at 12:10:20PM +0530, ANIKET MATHUR wrote:
> > Regarding the Segmentation Fault.
> >
> >     (main.py:2041): Gtk-WARNING **: 12:04:58.709: Theme parsing error:
> >     gtk-widgets.css:16:32: The style property GtkExpander:expander-size
> is
> >     deprecated and shouldn't be used anymore. It will be removed in a
> future
> >     version
> >
> >     (main.py:2041): Gtk-WARNING **: 12:04:58.709: Theme parsing error:
> >     gtk-widgets.css:17:35: The style property
> GtkExpander:expander-spacing is
> >     deprecated and shouldn't be used anymore. It will be removed in a
> future
> >     version
> >
> >     (metacity:2048): metacity-WARNING **: 12:04:58.799: Screen 0 on
> display
> >     ":0" already has a window manager; try using the --replace option to
> >     replace the current window manager.
> >     1558420503.333096 ERROR root: window manager did fail, restarting
> >     Traceback (most recent call last):
>
> Confirm you are starting Sugar as a desktop session and not as a
> program inside another desktop session?
>
> For example, on my Ubuntu 18.04 test system, `ps axfww` shows jarabe
> to be a child process of gdm-x-session, gdm-session-worker, and gdm3;
> thus;
>
> ...
>  1885 ?        Ssl    0:00 /usr/sbin/gdm3
>  2547 ?        Sl     0:00  \_ gdm-session-worker [pam/gdm-password]
>  2557 tty2     Ssl+   0:00      \_ /usr/lib/gdm3/gdm-x-session
> --run-script sugar
>  2560 tty2     Sl+    0:10          \_ /usr/lib/xorg/Xorg vt2 -displayfd 3
> -auth /run/user/1000/gdm/Xauthority -background none -noreset -keeptty
> -verbose 3
>  2569 tty2     Sl+    0:10          \_ python2 -m jarabe.main
>  2635 ?        Ss     0:00              \_ /usr/bin/ssh-agent
> /usr/bin/im-launch sugar
>  2659 tty2     Z+     0:00              \_ [sugar] <defunct>
>  2670 tty2     Sl+    0:00              \_ metacity --no-force-fullscreen
> --no-composite
>
> >       File "/usr/lib/python2.7/dist-packages/dbus/connection.py", line
> 604, in
> >     msg_reply_handler
> >         reply_handler(*message.get_args_list(**get_args_opts))
> >       File "/usr/local/lib/python2.7/dist-packages/jarabe/model/
> >     neighborhood.py", line 738, in __got_accounts_cb
> >         self._server_account = self._ensure_server_account(account_paths)
> >       File "/usr/local/lib/python2.7/dist-packages/jarabe/model/
> >     neighborhood.py", line 851, in _ensure_server_account
> >         properties)
> >       File "/usr/lib/python2.7/dist-packages/dbus/proxies.py", line 70,
> in
> >     __call__
> >         return self._proxy_method(*args, **keywords)
> >       File "/usr/lib/python2.7/dist-packages/dbus/proxies.py", line 145,
> in
> >     __call__
> >         **keywords)
> >       File "/usr/lib/python2.7/dist-packages/dbus/connection.py", line
> 651, in
> >     call_blocking
> >         message, timeout)
> >     dbus.exceptions.DBusException:
> >     org.freedesktop.Telepathy.Error.NotImplemented: Protocol 'jabber'
> not found
> >     on CM 'gabble'
>
> Is Telepathy Gabble installed?
>
> >     /usr/local/lib/python2.7/dist-packages/jarabe/main.py:378: Warning:
> >     g_value_transform: assertion 'G_IS_VALUE (src_value)' failed
> >       Gtk.main()
> >     /usr/local/lib/python2.7/dist-packages/jarabe/main.py:378: Warning:
> unable
> >     to set property 'buddy' of type 'PyObject' from value of type
> '(null)'
> >       Gtk.main()
> >
> >     (metacity:2175): metacity-WARNING **: 12:05:04.405: Screen 0 on
> display
> >     ":0" already has a window manager; try using the --replace option to
> >     replace the current window manager.
> >     /usr/local/lib/python2.7/dist-packages/jarabe/main.py:378: Warning:
> >     g_spawn_command_line_async: assertion 'command_line != NULL' failed
> >       Gtk.main()
> >
> > This is the log that I am getting on starting Sugar Desktop.
>
> Apart from the log, is there anything else that happens?  i.e. does
> Sugar start and show the activity ring or Journal?
>
> > On Wed, May 15, 2019 at 1:49 PM James Cameron <[1]quozl at laptop.org>
> wrote:
> >
> >     Thanks!
> >
> >     I've proposed a pull request to let the caller specify the Python
> >     version, and a draft pull request documenting how to build for both
> >     versions.
> >
> >     [2]https://github.com/sugarlabs/sugar-toolkit-gtk3/pull/411
> >     [3]https://github.com/sugarlabs/sugar/pull/829
> >
> >     Aniket, when you say v0.113 this means you are using either git tag
> >     v0.113 (i.e. e30b73f) or tarball.  Seems unlikely you are doing that,
> >     but instead you would be using HEAD of master branch instead.  Is my
> >     guess right?
> >
> >     Regarding the segmentation fault, please check
> >     .sugar/default/logs/shell.log for any details, or run within gdb and
> >     capture a backtrace of all threads.
> >
> >     On Wed, May 15, 2019 at 01:31:23PM +0530, ANIKET MATHUR wrote:
> >     > Regards,
> >     > I agree with, James. What I think is that since [1]this pr is not
> yet
> >     merged
> >     > into master, sugar requires python 2,
> >     > and the way I was installing Sugar builds the toolkit for Python
> 3. So I
> >     first
> >     > installed Sugar from sucrose and then installed the toolkit-gtk3
> v0.113
> >     by
> >     > hand.
> >     > Doing this I am able to test ported activities through the command
> line
> >     using
> >     > Ubuntu 18.04 terminal, but opening Sugar home view causes
> "Segmentation
> >     fault"
> >     > with a warning "python2.7 has stopped unexpectedly". I am not yet
> able to
> >     > figure out the reason for this.
> >     >
> >     > Regarding the Python version in [2][4]configure.ac, I think that
> the
> >     caller should
> >     > be allowed to specify the version or alternatively since we are
> porting
> >     to six,
> >     > a method building for both python2 and python3 would be great.
> >     >
> >     > I don't expect myself to be 100 percent right and expect to be
> corrected
> >     > wherever required.
> >     >
> >     > Thanks a lot, everyone. ☺
> >     >
> >     > On Wed, May 15, 2019 at 3:17 AM James Cameron <[3][5]
> quozl at laptop.org>
> >     wrote:
> >     >
> >     >     G'day Aniket,
> >     >
> >     >     If you were using the native sugar build method, then you are
> using
> >     >     HEAD, which contains all patches since 0.113.  Don't try to
> apply the
> >     >     patch that Alex pointed out, as it is already applied.
> >     >
> >     >     The error message "ImportError: No module named sugar3" is
> caused by
> >     >     not installing the Toolkit for Python 2.
> >     >
> >     >     Sugar 0.113 requires Python 2.
> >     >
> >     >     Toolkit by default installs for Python 3.
> >     >
> >     >     You can verify this is the situation by testing the import by
> hand
> >     >     using different versions of Python;
> >     >
> >     >     python3 -c 'import sugar3'  # expect pass
> >     >
> >     >     python2 -c 'import sugar3'  # expect fail
> >     >
> >     >     You'll find in [4][6]configure.ac where the Python version is
> chosen.
> >     >
> >     >     [5][7]
> https://github.com/sugarlabs/sugar-toolkit-gtk3/blob/master/
> >     configure.ac
> >     >     #L18
> >     >
> >     >     Perhaps that line should allow the caller to specify the
> version.
> >     >
> >     >     What do you think?
> >     >
> >     >     On Tue, May 14, 2019 at 04:42:16PM +0530, ANIKET MATHUR wrote:
> >     >     > Greetings everyone,
> >     >     >
> >     >     > I was installing Sugar v0.113 using the Native Sugar build
> method
> >     [1]
> >     >     here. I
> >     >     > was using Ubuntu 18.10. After installation, on running Sugar
> I
> >     received
> >     >     the
> >     >     > error message "ImportError: No module named sugar3". Need
> help with
> >     a
> >     >     couple of
> >     >     > questions
> >     >     > 1) Is there a need to have a build of the older version for
> v0.113
> >     to
> >     >     work
> >     >     > properly?
> >     >     > (never paid attention to that before).
> >     >     >  2) What is the correct procedure for installing v0.113?
> >     >     > Thanks!
> >     >     >
> >     >     > References:
> >     >     >
> >     >     > [1] [6][8]
> https://github.com/sugarlabs/sugar/blob/master/docs/
> >     >     development-environment.md
> >     >
> >     >     > _______________________________________________
> >     >     > Sugar-devel mailing list
> >     >     > [7][9]Sugar-devel at lists.sugarlabs.org
> >     >     > [8][10]http://lists.sugarlabs.org/listinfo/sugar-devel
> >     >
> >     >     --
> >     >     James Cameron
> >     >     [9][11]http://quozl.netrek.org/
> >     >
> >     > References:
> >     >
> >     > [1] [12]https://github.com/sugarlabs/sugar/pull/805
> >     > [2] [13]http://configure.ac/
> >     > [3] mailto:[14]quozl at laptop.org
> >     > [4] [15]http://configure.ac/
> >     > [5] [16]
> https://github.com/sugarlabs/sugar-toolkit-gtk3/blob/master/
> >     configure.ac#L18
> >     > [6] [17]https://github.com/sugarlabs/sugar/blob/master/docs/
> >     development-environment.md
> >     > [7] mailto:[18]Sugar-devel at lists.sugarlabs.org
> >     > [8] [19]http://lists.sugarlabs.org/listinfo/sugar-devel
> >     > [9] [20]http://quozl.netrek.org/
> >
> >     --
> >     James Cameron
> >     [21]http://quozl.netrek.org/
> >
> > References:
> >
> > [1] mailto:quozl at laptop.org
> > [2] https://github.com/sugarlabs/sugar-toolkit-gtk3/pull/411
> > [3] https://github.com/sugarlabs/sugar/pull/829
> > [4] http://configure.ac/
> > [5] mailto:quozl at laptop.org
> > [6] http://configure.ac/
> > [7]
> https://github.com/sugarlabs/sugar-toolkit-gtk3/blob/master/configure.ac
> > [8] https://github.com/sugarlabs/sugar/blob/master/docs/
> > [9] mailto:Sugar-devel at lists.sugarlabs.org
> > [10] http://lists.sugarlabs.org/listinfo/sugar-devel
> > [11] http://quozl.netrek.org/
> > [12] https://github.com/sugarlabs/sugar/pull/805
> > [13] http://configure.ac/
> > [14] mailto:quozl at laptop.org
> > [15] http://configure.ac/
> > [16]
> https://github.com/sugarlabs/sugar-toolkit-gtk3/blob/master/configure.ac#L18
> > [17]
> https://github.com/sugarlabs/sugar/blob/master/docs/development-environment.md
> > [18] mailto:Sugar-devel at lists.sugarlabs.org
> > [19] http://lists.sugarlabs.org/listinfo/sugar-devel
> > [20] http://quozl.netrek.org/
> > [21] http://quozl.netrek.org/
>
> --
> James Cameron
> http://quozl.netrek.org/
>
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