Re: Fedora and LV2

Confirmed on Fedora 39.

Thanks Philip.


On 16/06/2024 9:59 am, Philip Leishman via Rosegarden-user wrote:
> DuckDuckGo was unable to verify sender identity
>
> I believe I have found the problem.
>
> It seems in Fedora it is possible to install the plugins without
> installing the guis. The plugin guis are in a seperate package
> (lv2-calf-plugins-gui). If this package is not installed I also get the
> crash.
>
> Try installing the above package - then rosegarden should work.
>
> Rosegarden should include a check for this case.
>
> Thanks to Chuck for his support here
>
>   Philip
>
>
> On 6/14/24 15:26, chuck elliot wrote:
>> ok.Error was 'Segmentation Fault'.
>>
>> I have created a core dump using coredumpctl dump <pid> but it is 156MB
>>
>> so I don't want to email it. Is there somewhere I can post it?
>>
>> Chuck.
>>
>>
>> On 14/06/2024 12:43 pm, Philip Leishman via Rosegarden-user wrote:
>>> DuckDuckGo was unable to verify sender identity
>>>
>>> I tried calf vocoder on my virtual machine (fedora 40). It seemed to
>>> work fine - including editor,
>>>
>>> Can you provide more info about the crash (output, core dump ?)
>>>
>>>   Philip
>>>
>>> On 6/14/24 10:34, chuck elliot wrote:
>>>> ah! of course.
>>>>
>>>> ok. turned it on. restarted. found lv2 plugins.
>>>>
>>>> selected "calf:vocoder" for an audio track. RG crashed...
>>>>
>>>> Chuck
>>>>
>>>>
>>>> On 14/06/2024 1:41 am, Ted Felix wrote:
>>>>> Yes.  The feature is "experimental" and needs to be turned on in the
>>>>> preferences: Edit > Preferences... > LV2 Plugin Support.
>>>>>
>>>>> Ted.
>>>>>
>>>>> On 6/13/24 5:00 PM, chuck elliot wrote:
>>>>>> ok. with the 'qt5-qtstyleplugins' package installed and environment
>>>>>> settings
>>>>>>
>>>>>> as below, RG now runs with lilv and gtk2 but I don't seem to have
>>>>>> access to any lv2 plugins.
>>>>>>
>>>>>> I have a variety of lv2 plugins installed but the dialogue only
>>>>>> shows ladspa
>>>>>>
>>>>>> and dssi architectures and only ladspa plugins, of which I have a
>>>>>> couple.
>>>>>>
>>>>>> Chuck.
>>>>>>
>>>>>>
>>>>>>
>>>>>> On 13/06/2024 2:22 pm, Ted Felix wrote:
>>>>>>> Philip has figured out how to get gtk2-devel and lilv-devel working
>>>>>>> in Fedora 40:
>>>>>>>
>>>>>>> > To summarize:
>>>>>>> >
>>>>>>> > install the qt5-style-plugins package
>>>>>>> > set the environment variables:
>>>>>>> >   export QT_QPA_PLATFORMTHEME=gtk2
>>>>>>> >   export XDG_SESSION_TYPE=x11
>>>>>>> >
>>>>>>> > and rosegarden should work with the lv2 plugins and gtk editors
>>>>>>>
>>>>>>> See Feature Request 462:
>>>>>>>
>>>>>>> https://sourceforge.net/p/rosegarden/feature-requests/462/?page=8#8b89 
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> Ted.
>>>>>>>
>>>>>>> On 6/12/24 7:15 PM, chuck elliot wrote:
>>>>>>>> Confirmed - [76e11482] builds with lilv and without gtk2
>>>>>>>>
>>>>>>>> and lv2 plugins are operative.
>>>>>>>>
>>>>>>>> Chuck.
>>>>>>>>
>>>>>>>>
>>>>>>>> On 12/06/2024 20:11, Ted Felix wrote:
>>>>>>>>> Just pushed Philip's fix as [76e11482]. Please test latest git.
>>>>>>>>> You should now be able to build with lilv and without gtk2.
>>>>>>>>>
>>>>>>>>>   Philip is looking further into the gtk2 issue. I'll let you
>>>>>>>>> know if there are any developments.  We are tracking this on
>>>>>>>>> Feature Request 462, but at 7 pages it's pretty huge to navigate.
>>>>>>>>>
>>>>>>>>> https://sourceforge.net/p/rosegarden/feature-requests/462/
>>>>>>>>>
>>>>>>>>> Ted.
>>>>>>>>>
>>>>>>>>> On 6/12/24 11:41 AM, Ted Felix wrote:
>>>>>>>>>>    Ok, I'll see if Philip can fix this. Hopefully it's just a
>>>>>>>>>> forgotten #ifdef someplace.
>>>>>>>>>>
>>>>>>>>>> Ted.
>>>>>>>>>>
>>>>>>>>>> On 6/12/24 11:34 AM, chuck elliot wrote:
>>>>>>>>>>> 'tried a new build with lilv-devel installed but not 
>>>>>>>>>>> gtk2-devel.
>>>>>>>>>>>
>>>>>>>>>>> build failed at the link stage:
>>>>>>>>>>>
>>>>>>>>>>> /usr/bin/ld: ../librosegardenprivate.so: undefined reference to
>>>>>>>>>>> `Rosegarden::LV2Gtk::getInstance()'
>>>>>>>>>>> collect2: error: ld returned 1 exit status
>>>>>>>>>>> make[2]: *** [src/CMakeFiles/rosegarden.dir/build.make:127:
>>>>>>>>>>> rosegarden] Error 1
>>>>>>>>>>> make[1]: *** [CMakeFiles/Makefile2:264:
>>>>>>>>>>> src/CMakeFiles/rosegarden.dir/all] Error 2
>>>>>>>>>>> make: *** [Makefile:146: all] Error 2
>>>>>>>>>>>
>>>>>>>>>>> so it looks like there is a dependency...
>>>>>>>>>>>
>>>>>>>>>>> Regards,
>>>>>>>>>>>
>>>>>>>>>>> Chuck.
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>> On 12/06/2024 14:44, Ted Felix wrote:
>>>>>>>>>>>> Thanks for tracking this down. Yes, the LV2 stuff can use
>>>>>>>>>>>> gtk2, but it doesn't need it.  You should be able to install
>>>>>>>>>>>> lilv-devel without gtk2-devel and that might work.  Let me
>>>>>>>>>>>> know how it goes if you try it.
>>>>>>>>>>>>
>>>>>>>>>>>>   Note: A fresh clone shouldn't be necessary. Just delete your
>>>>>>>>>>>> build directory, create a new one, switch into it and run
>>>>>>>>>>>> cmake again.
>>>>>>>>>>>>
>>>>>>>>>>>> Ted.
>>>>>>>>>>>>
>>>>>>>>>>>> On 6/11/24 4:40 AM, chuck elliot wrote:
>>>>>>>>>>>>> ...but a fresh git clone of RG is now compiling without
>>>>>>>>>>>>>
>>>>>>>>>>>>> gtk2-devel and lilv-devel...
>>>>>>>>>>>>>
>>>>>>>>>>>>> cmake has disabled LILV support....
>>>>>>>>>>>>>
>>>>>>>>>>>>> ...now it runs again.
>>>>>>>>>>>>>
>>>>>>>>>>>>> Chuck.
>>>>>>>>>>>>>
>>>>>>>>>>>>>
>>>>>>>>>>>>> On 09/06/2024 11:10 pm, Chris Fancsy wrote:
>>>>>>>>>>>>>> DuckDuckGo was unable to verify sender identity
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> Hi Chuck,
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> I have the same problem with the compiled 24.06 version on
>>>>>>>>>>>>>> Fedora 40.
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> I compiled the 23.12 version and it runs fine.
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> The problem is from the LV2 plugin support which is using
>>>>>>>>>>>>>> GTK2. I
>>>>>>>>>>>>>> don't think there's a way to disable LV2 plugin support at
>>>>>>>>>>>>>> compile
>>>>>>>>>>>>>> time.
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> If I find a solution I will post it here.
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> Chris
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> On Sun, Jun 9, 2024 at 5:05 AM chuck elliot
>>>>>>>>>>>>>> <[email protected]> wrote:
>>>>>>>>>>>>>>> Thanks for the link Ted but I'm afraid I didn't glean
>>>>>>>>>>>>>>> anything useful
>>>>>>>>>>>>>>> there...
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> RG 21.12 runs ok on this system (lying around in
>>>>>>>>>>>>>>> /usr/local/bin)
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> Rosegarden version: 21.12 ("Cloud Nine")
>>>>>>>>>>>>>>> Build key: ac38e2622f (21.06-24-gb9da2db9d)
>>>>>>>>>>>>>>> Built against Qt version: 5.15.2
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> Current version info is:
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> Rosegarden version: 24.12 ("Incredible")
>>>>>>>>>>>>>>> Build key: 442818511e (24.06-1-gf91b7e227)
>>>>>>>>>>>>>>> Built against Qt version: 5.15.13
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> How would I be "requesting the gtk widgets"? I am not aware
>>>>>>>>>>>>>>> of having,
>>>>>>>>>>>>>>> or how I would have, done so...
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> I assume that my RG preferences would be applied the same
>>>>>>>>>>>>>>> to both of the
>>>>>>>>>>>>>>> above versions?
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> TIA
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> Chuck.
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> On 07/06/2024 7:14 pm, Ted Felix wrote:
>>>>>>>>>>>>>>>> Just some limited searching seems to indicate that the
>>>>>>>>>>>>>>>> "gtk" widget
>>>>>>>>>>>>>>>> style was dropped around Qt 5.7 or so. Maybe you're
>>>>>>>>>>>>>>>> running a newer
>>>>>>>>>>>>>>>> version of Qt and you are requesting the gtk widgets?
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> https://bbs.archlinux.org/viewtopic.php?id=214147&p=2
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>    See post #36.
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>    All the trails are from 2016/2017, though. Not sure
>>>>>>>>>>>>>>>> they are
>>>>>>>>>>>>>>>> relevant today.
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> Ted.
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> On 6/7/24 6:24 AM, chuck elliot wrote:
>>>>>>>>>>>>>>>>> Rosegarden won't run at the moment.
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> The problem seems to be something to do with "GtkWidget"
>>>>>>>>>>>>>>>>> (see below).
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> 24.06 built fine from git source.
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> I have recently upgraded to fedora 39 and this is
>>>>>>>>>>>>>>>>> probably the first
>>>>>>>>>>>>>>>>> time I have tried to
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> run RG since. Same result on a similar/identical system.
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> gtk3-3.24.41-1.fc39.x86_64
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> gtk4-4.12.5-1.fc39.x86_64
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> RG output:
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> (rosegarden:725222): GLib-GObject-CRITICAL **:
>>>>>>>>>>>>>>>>> 11:12:47.844: cannot
>>>>>>>>>>>>>>>>> register existing type 'GtkWidget'
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> (rosegarden:725222): GLib-GObject-CRITICAL **:
>>>>>>>>>>>>>>>>> 11:12:47.844: cannot
>>>>>>>>>>>>>>>>> add class private field to invalid type '<invalid>'
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> (rosegarden:725222): GLib-GObject-CRITICAL **:
>>>>>>>>>>>>>>>>> 11:12:47.844: cannot
>>>>>>>>>>>>>>>>> add private field to invalid (non-instantiatable) type
>>>>>>>>>>>>>>>>> '<invalid>'
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> (rosegarden:725222): GLib-GObject-CRITICAL **:
>>>>>>>>>>>>>>>>> 11:12:47.844:
>>>>>>>>>>>>>>>>> g_type_add_interface_static: assertion
>>>>>>>>>>>>>>>>> 'G_TYPE_IS_INSTANTIATABLE
>>>>>>>>>>>>>>>>> (instance_type)' failed
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> (rosegarden:725222): GLib-GObject-CRITICAL **:
>>>>>>>>>>>>>>>>> 11:12:47.844: cannot
>>>>>>>>>>>>>>>>> register existing type 'GtkBuildable'
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> (rosegarden:725222): GLib-GObject-CRITICAL **:
>>>>>>>>>>>>>>>>> 11:12:47.844:
>>>>>>>>>>>>>>>>> g_type_interface_add_prerequisite: assertion
>>>>>>>>>>>>>>>>> 'G_TYPE_IS_INTERFACE
>>>>>>>>>>>>>>>>> (interface_type)' failed
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> (rosegarden:725222): GLib-CRITICAL **: 11:12:47.844:
>>>>>>>>>>>>>>>>> g_once_init_leave: assertion 'result != 0' failed
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> (rosegarden:725222): GLib-GObject-CRITICAL **:
>>>>>>>>>>>>>>>>> 11:12:47.844:
>>>>>>>>>>>>>>>>> g_type_add_interface_static: assertion
>>>>>>>>>>>>>>>>> 'G_TYPE_IS_INSTANTIATABLE
>>>>>>>>>>>>>>>>> (instance_type)' failed
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> (rosegarden:725222): Gtk-CRITICAL **: 11:12:47.859:
>>>>>>>>>>>>>>>>> gtk_widget_get_style_context: assertion 'GTK_IS_WIDGET
>>>>>>>>>>>>>>>>> (widget)' failed
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> (rosegarden:725222): Gtk-CRITICAL **: 11:12:47.859:
>>>>>>>>>>>>>>>>> gtk_style_context_lookup_color: assertion
>>>>>>>>>>>>>>>>> 'GTK_IS_STYLE_CONTEXT
>>>>>>>>>>>>>>>>> (context)' failed
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> (rosegarden:725222): Gtk-CRITICAL **: 11:12:47.868:
>>>>>>>>>>>>>>>>> gtk_style_context_get_background_color: assertion
>>>>>>>>>>>>>>>>> 'GTK_IS_STYLE_CONTEXT (context)' failed
>>>>>>>>>>>>>>>>> qt.qpa.gtk: Property name "theme_unfocused_bg_color" not
>>>>>>>>>>>>>>>>> found.
>>>>>>>>>>>>>>>>>    Falling back to
>>>>>>>>>>>>>>>>> QGtk3Interface::QGtkColorDefault::Background
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> (rosegarden:725222): GLib-GObject-CRITICAL **:
>>>>>>>>>>>>>>>>> 11:12:47.868: cannot
>>>>>>>>>>>>>>>>> register existing type 'GtkWidget'
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> (rosegarden:725222): GLib-GObject-CRITICAL **:
>>>>>>>>>>>>>>>>> 11:12:47.868: cannot
>>>>>>>>>>>>>>>>> add class private field to invalid type '<invalid>'
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> (rosegarden:725222): GLib-GObject-CRITICAL **:
>>>>>>>>>>>>>>>>> 11:12:47.868: cannot
>>>>>>>>>>>>>>>>> add private field to invalid (non-instantiatable) type
>>>>>>>>>>>>>>>>> '<invalid>'
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> (rosegarden:725222): GLib-GObject-CRITICAL **:
>>>>>>>>>>>>>>>>> 11:12:47.868:
>>>>>>>>>>>>>>>>> g_type_add_interface_static: assertion
>>>>>>>>>>>>>>>>> 'G_TYPE_IS_INSTANTIATABLE
>>>>>>>>>>>>>>>>> (instance_type)' failed
>>>>>>>>>>>>>>>>> -DCMAKE_BUILD_TYPE=Debug-DCMAKE_BUILD_TYPE=Debug-DCMAKE_BUILD_TYPE=Debugqt.qpa.events.reader: 
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> [heap]  0
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> _______________________________________________
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