I’ve been having some weird behavior with my current project. Every time I start jack and open this session, I get the segmentation fault error. After one or two tries, it usually starts and works fine from there, though.
At this point I have bunch of plugins already… Is there a way to debug this without removing the plugins one by one? Most of the plugins are OvertoneDSPs, but also some LSP, and Calf.
Since Paul often suggests Calf causes problems, I tried removing all Calf plugins (in a snapshot), but the problem persists.
Here is the terminal output of an instance:
$ ardour
Fontconfig warning: line 5: unknown element "its:rules"
Fontconfig warning: line 6: unknown element "its:translateRule"
Fontconfig error: line 6: invalid attribute 'translate'
Fontconfig error: line 6: invalid attribute 'selector'
Fontconfig error: line 7: invalid attribute 'xmlns:its'
Fontconfig error: line 7: invalid attribute 'version'
Fontconfig warning: line 9: unknown element "description"
Fontconfig warning: "/etc/fonts/conf.d/10-hinting-slight.conf", line 4: unknown element "its:rules"
Fontconfig warning: "/etc/fonts/conf.d/10-hinting-slight.conf", line 5: unknown element "its:translateRule"
Fontconfig error: "/etc/fonts/conf.d/10-hinting-slight.conf", line 5: invalid attribute 'translate'
Fontconfig error: "/etc/fonts/conf.d/10-hinting-slight.conf", line 5: invalid attribute 'selector'
Fontconfig error: "/etc/fonts/conf.d/10-hinting-slight.conf", line 6: invalid attribute 'xmlns:its'
Fontconfig error: "/etc/fonts/conf.d/10-hinting-slight.conf", line 6: invalid attribute 'version'
Fontconfig warning: "/etc/fonts/conf.d/10-hinting-slight.conf", line 8: unknown element "description"
Fontconfig warning: "/etc/fonts/conf.d/10-scale-bitmap-fonts.conf", line 4: unknown element "its:rules"
Fontconfig warning: "/etc/fonts/conf.d/10-scale-bitmap-fonts.conf", line 5: unknown element "its:translateRule"
Fontconfig error: "/etc/fonts/conf.d/10-scale-bitmap-fonts.conf", line 5: invalid attribute 'translate'
Fontconfig error: "/etc/fonts/conf.d/10-scale-bitmap-fonts.conf", line 5: invalid attribute 'selector'
Fontconfig error: "/etc/fonts/conf.d/10-scale-bitmap-fonts.conf", line 6: invalid attribute 'xmlns:its'
Fontconfig error: "/etc/fonts/conf.d/10-scale-bitmap-fonts.conf", line 6: invalid attribute 'version'
Fontconfig warning: "/etc/fonts/conf.d/10-scale-bitmap-fonts.conf", line 8: unknown element "description"
Fontconfig warning: "/etc/fonts/conf.d/11-lcdfilter-default.conf", line 4: unknown element "its:rules"
Fontconfig warning: "/etc/fonts/conf.d/11-lcdfilter-default.conf", line 5: unknown element "its:translateRule"
Fontconfig error: "/etc/fonts/conf.d/11-lcdfilter-default.conf", line 5: invalid attribute 'translate'
Fontconfig error: "/etc/fonts/conf.d/11-lcdfilter-default.conf", line 5: invalid attribute 'selector'
Fontconfig error: "/etc/fonts/conf.d/11-lcdfilter-default.conf", line 6: invalid attribute 'xmlns:its'
Fontconfig error: "/etc/fonts/conf.d/11-lcdfilter-default.conf", line 6: invalid attribute 'version'
Fontconfig warning: "/etc/fonts/conf.d/11-lcdfilter-default.conf", line 8: unknown element "description"
Fontconfig warning: "/etc/fonts/conf.d/20-unhint-small-vera.conf", line 4: unknown element "its:rules"
Fontconfig warning: "/etc/fonts/conf.d/20-unhint-small-vera.conf", line 5: unknown element "its:translateRule"
Fontconfig error: "/etc/fonts/conf.d/20-unhint-small-vera.conf", line 5: invalid attribute 'translate'
Fontconfig error: "/etc/fonts/conf.d/20-unhint-small-vera.conf", line 5: invalid attribute 'selector'
Fontconfig error: "/etc/fonts/conf.d/20-unhint-small-vera.conf", line 6: invalid attribute 'xmlns:its'
Fontconfig error: "/etc/fonts/conf.d/20-unhint-small-vera.conf", line 6: invalid attribute 'version'
Fontconfig warning: "/etc/fonts/conf.d/20-unhint-small-vera.conf", line 8: unknown element "description"
Fontconfig warning: "/etc/fonts/conf.d/30-metric-aliases.conf", line 4: unknown element "its:rules"
Fontconfig warning: "/etc/fonts/conf.d/30-metric-aliases.conf", line 5: unknown element "its:translateRule"
Fontconfig error: "/etc/fonts/conf.d/30-metric-aliases.conf", line 5: invalid attribute 'translate'
Fontconfig error: "/etc/fonts/conf.d/30-metric-aliases.conf", line 5: invalid attribute 'selector'
Fontconfig error: "/etc/fonts/conf.d/30-metric-aliases.conf", line 6: invalid attribute 'xmlns:its'
Fontconfig error: "/etc/fonts/conf.d/30-metric-aliases.conf", line 6: invalid attribute 'version'
Fontconfig warning: "/etc/fonts/conf.d/30-metric-aliases.conf", line 8: unknown element "description"
Fontconfig warning: "/etc/fonts/conf.d/40-nonlatin.conf", line 4: unknown element "its:rules"
Fontconfig warning: "/etc/fonts/conf.d/40-nonlatin.conf", line 5: unknown element "its:translateRule"
Fontconfig error: "/etc/fonts/conf.d/40-nonlatin.conf", line 5: invalid attribute 'translate'
Fontconfig error: "/etc/fonts/conf.d/40-nonlatin.conf", line 5: invalid attribute 'selector'
Fontconfig error: "/etc/fonts/conf.d/40-nonlatin.conf", line 6: invalid attribute 'xmlns:its'
Fontconfig error: "/etc/fonts/conf.d/40-nonlatin.conf", line 6: invalid attribute 'version'
Fontconfig warning: "/etc/fonts/conf.d/40-nonlatin.conf", line 8: unknown element "description"
Fontconfig warning: "/etc/fonts/conf.d/45-generic.conf", line 4: unknown element "its:rules"
Fontconfig warning: "/etc/fonts/conf.d/45-generic.conf", line 5: unknown element "its:translateRule"
Fontconfig error: "/etc/fonts/conf.d/45-generic.conf", line 5: invalid attribute 'translate'
Fontconfig error: "/etc/fonts/conf.d/45-generic.conf", line 5: invalid attribute 'selector'
Fontconfig error: "/etc/fonts/conf.d/45-generic.conf", line 6: invalid attribute 'xmlns:its'
Fontconfig error: "/etc/fonts/conf.d/45-generic.conf", line 6: invalid attribute 'version'
Fontconfig warning: "/etc/fonts/conf.d/45-generic.conf", line 8: unknown element "description"
Fontconfig warning: "/etc/fonts/conf.d/45-latin.conf", line 4: unknown element "its:rules"
Fontconfig warning: "/etc/fonts/conf.d/45-latin.conf", line 5: unknown element "its:translateRule"
Fontconfig error: "/etc/fonts/conf.d/45-latin.conf", line 5: invalid attribute 'translate'
Fontconfig error: "/etc/fonts/conf.d/45-latin.conf", line 5: invalid attribute 'selector'
Fontconfig error: "/etc/fonts/conf.d/45-latin.conf", line 6: invalid attribute 'xmlns:its'
Fontconfig error: "/etc/fonts/conf.d/45-latin.conf", line 6: invalid attribute 'version'
Fontconfig warning: "/etc/fonts/conf.d/45-latin.conf", line 8: unknown element "description"
Fontconfig warning: "/etc/fonts/conf.d/49-sansserif.conf", line 4: unknown element "its:rules"
Fontconfig warning: "/etc/fonts/conf.d/49-sansserif.conf", line 5: unknown element "its:translateRule"
Fontconfig error: "/etc/fonts/conf.d/49-sansserif.conf", line 5: invalid attribute 'translate'
Fontconfig error: "/etc/fonts/conf.d/49-sansserif.conf", line 5: invalid attribute 'selector'
Fontconfig error: "/etc/fonts/conf.d/49-sansserif.conf", line 6: invalid attribute 'xmlns:its'
Fontconfig error: "/etc/fonts/conf.d/49-sansserif.conf", line 6: invalid attribute 'version'
Fontconfig warning: "/etc/fonts/conf.d/49-sansserif.conf", line 8: unknown element "description"
Fontconfig warning: "/etc/fonts/conf.d/50-user.conf", line 4: unknown element "its:rules"
Fontconfig warning: "/etc/fonts/conf.d/50-user.conf", line 5: unknown element "its:translateRule"
Fontconfig error: "/etc/fonts/conf.d/50-user.conf", line 5: invalid attribute 'translate'
Fontconfig error: "/etc/fonts/conf.d/50-user.conf", line 5: invalid attribute 'selector'
Fontconfig error: "/etc/fonts/conf.d/50-user.conf", line 6: invalid attribute 'xmlns:its'
Fontconfig error: "/etc/fonts/conf.d/50-user.conf", line 6: invalid attribute 'version'
Fontconfig warning: "/etc/fonts/conf.d/50-user.conf", line 8: unknown element "description"
Fontconfig warning: "/etc/fonts/conf.d/51-local.conf", line 4: unknown element "its:rules"
Fontconfig warning: "/etc/fonts/conf.d/51-local.conf", line 5: unknown element "its:translateRule"
Fontconfig error: "/etc/fonts/conf.d/51-local.conf", line 5: invalid attribute 'translate'
Fontconfig error: "/etc/fonts/conf.d/51-local.conf", line 5: invalid attribute 'selector'
Fontconfig error: "/etc/fonts/conf.d/51-local.conf", line 6: invalid attribute 'xmlns:its'
Fontconfig error: "/etc/fonts/conf.d/51-local.conf", line 6: invalid attribute 'version'
Fontconfig warning: "/etc/fonts/conf.d/51-local.conf", line 8: unknown element "description"
Fontconfig warning: "/etc/fonts/conf.d/60-generic.conf", line 4: unknown element "its:rules"
Fontconfig warning: "/etc/fonts/conf.d/60-generic.conf", line 5: unknown element "its:translateRule"
Fontconfig error: "/etc/fonts/conf.d/60-generic.conf", line 5: invalid attribute 'translate'
Fontconfig error: "/etc/fonts/conf.d/60-generic.conf", line 5: invalid attribute 'selector'
Fontconfig error: "/etc/fonts/conf.d/60-generic.conf", line 6: invalid attribute 'xmlns:its'
Fontconfig error: "/etc/fonts/conf.d/60-generic.conf", line 6: invalid attribute 'version'
Fontconfig warning: "/etc/fonts/conf.d/60-generic.conf", line 8: unknown element "description"
Fontconfig warning: "/etc/fonts/conf.d/60-latin.conf", line 4: unknown element "its:rules"
Fontconfig warning: "/etc/fonts/conf.d/60-latin.conf", line 5: unknown element "its:translateRule"
Fontconfig error: "/etc/fonts/conf.d/60-latin.conf", line 5: invalid attribute 'translate'
Fontconfig error: "/etc/fonts/conf.d/60-latin.conf", line 5: invalid attribute 'selector'
Fontconfig error: "/etc/fonts/conf.d/60-latin.conf", line 6: invalid attribute 'xmlns:its'
Fontconfig error: "/etc/fonts/conf.d/60-latin.conf", line 6: invalid attribute 'version'
Fontconfig warning: "/etc/fonts/conf.d/60-latin.conf", line 8: unknown element "description"
Fontconfig warning: "/etc/fonts/conf.d/65-fonts-persian.conf", line 34: unknown element "its:rules"
Fontconfig warning: "/etc/fonts/conf.d/65-fonts-persian.conf", line 35: unknown element "its:translateRule"
Fontconfig error: "/etc/fonts/conf.d/65-fonts-persian.conf", line 35: invalid attribute 'translate'
Fontconfig error: "/etc/fonts/conf.d/65-fonts-persian.conf", line 35: invalid attribute 'selector'
Fontconfig error: "/etc/fonts/conf.d/65-fonts-persian.conf", line 36: invalid attribute 'xmlns:its'
Fontconfig error: "/etc/fonts/conf.d/65-fonts-persian.conf", line 36: invalid attribute 'version'
Fontconfig warning: "/etc/fonts/conf.d/65-nonlatin.conf", line 4: unknown element "its:rules"
Fontconfig warning: "/etc/fonts/conf.d/65-nonlatin.conf", line 5: unknown element "its:translateRule"
Fontconfig error: "/etc/fonts/conf.d/65-nonlatin.conf", line 5: invalid attribute 'translate'
Fontconfig error: "/etc/fonts/conf.d/65-nonlatin.conf", line 5: invalid attribute 'selector'
Fontconfig error: "/etc/fonts/conf.d/65-nonlatin.conf", line 6: invalid attribute 'xmlns:its'
Fontconfig error: "/etc/fonts/conf.d/65-nonlatin.conf", line 6: invalid attribute 'version'
Fontconfig warning: "/etc/fonts/conf.d/65-nonlatin.conf", line 8: unknown element "description"
Fontconfig warning: "/etc/fonts/conf.d/69-unifont.conf", line 4: unknown element "its:rules"
Fontconfig warning: "/etc/fonts/conf.d/69-unifont.conf", line 5: unknown element "its:translateRule"
Fontconfig error: "/etc/fonts/conf.d/69-unifont.conf", line 5: invalid attribute 'translate'
Fontconfig error: "/etc/fonts/conf.d/69-unifont.conf", line 5: invalid attribute 'selector'
Fontconfig error: "/etc/fonts/conf.d/69-unifont.conf", line 6: invalid attribute 'xmlns:its'
Fontconfig error: "/etc/fonts/conf.d/69-unifont.conf", line 6: invalid attribute 'version'
Fontconfig warning: "/etc/fonts/conf.d/80-delicious.conf", line 4: unknown element "its:rules"
Fontconfig warning: "/etc/fonts/conf.d/80-delicious.conf", line 5: unknown element "its:translateRule"
Fontconfig error: "/etc/fonts/conf.d/80-delicious.conf", line 5: invalid attribute 'translate'
Fontconfig error: "/etc/fonts/conf.d/80-delicious.conf", line 5: invalid attribute 'selector'
Fontconfig error: "/etc/fonts/conf.d/80-delicious.conf", line 6: invalid attribute 'xmlns:its'
Fontconfig error: "/etc/fonts/conf.d/80-delicious.conf", line 6: invalid attribute 'version'
Fontconfig warning: "/etc/fonts/conf.d/90-synthetic.conf", line 4: unknown element "its:rules"
Fontconfig warning: "/etc/fonts/conf.d/90-synthetic.conf", line 5: unknown element "its:translateRule"
Fontconfig error: "/etc/fonts/conf.d/90-synthetic.conf", line 5: invalid attribute 'translate'
Fontconfig error: "/etc/fonts/conf.d/90-synthetic.conf", line 5: invalid attribute 'selector'
Fontconfig error: "/etc/fonts/conf.d/90-synthetic.conf", line 6: invalid attribute 'xmlns:its'
Fontconfig error: "/etc/fonts/conf.d/90-synthetic.conf", line 6: invalid attribute 'version'
Fontconfig error: Cannot load default config file
bind txt domain [gtk2_ardour5] to /opt/ardour/share/locale
Ardour5.12.0 (built using 5.12 and GCC version 5.2.1 20150903)
ardour: [INFO]: Your system is configured to limit Ardour to only 1048576 open files
ardour: [INFO]: Loading system configuration file /opt/ardour/etc/system_config
ardour: [INFO]: Loading user configuration file /home/finotti/.config/ardour5/config
ardour: [INFO]: CPU vendor: GenuineIntel
ardour: [INFO]: AVX-capable processor
ardour: [INFO]: CPU brand: Intel(R) Core(TM) i7-4771 CPU @ 3.50GHz
ardour: [INFO]: Using SSE optimized routines
Cannot xinstall SIGPIPE error handler
ardour: [INFO]: Loading default ui configuration file /opt/ardour/etc/default_ui_config
ardour: [INFO]: Loading user ui configuration file /home/finotti/.config/ardour5/ui_config
(ardour-5.12.0:30936): Gtk-WARNING **: Unable to locate theme engine in module_path: "adwaita",
(ardour-5.12.0:30936): Gtk-WARNING **: Unable to locate theme engine in module_path: "adwaita",
Color shuttle bg not found
ardour: [INFO]: Loading color file /opt/ardour/share/themes/dark-ardour.colors
(ardour-5.12.0:30936): Gtk-WARNING **: Unable to locate theme engine in module_path: "adwaita",
(ardour-5.12.0:30936): Gtk-WARNING **: Unable to locate theme engine in module_path: "adwaita",
ardour: [INFO]: Loading ui configuration file /opt/ardour/etc/clearlooks.rc
ardour: [INFO]: Loading ui configuration file /opt/ardour/etc/clearlooks.rc
Found 3 along /home/finotti/.config/ardour5/templates:/opt/ardour/share/templates
run dialog
convolution: samplerate mismatch preset:48000 host:44100
convolution: samplerate mismatch preset:48000 host:44100
convolution: samplerate mismatch preset:48000 host:44100
RemoteVSTClient: all cache files are up-to-date, not running scanner
convolution: samplerate mismatch preset:48000 host:44100
convolution: samplerate mismatch preset:48000 host:44100
convolution: samplerate mismatch preset:48000 host:44100
convolution: samplerate mismatch preset:48000 host:44100
convolution: samplerate mismatch preset:48000 host:44100
convolution: samplerate mismatch preset:48000 host:44100
RemoteVSTClient: all cache files are up-to-date, not running scanner
convolution: samplerate mismatch preset:48000 host:44100
convolution: samplerate mismatch preset:48000 host:44100
convolution: samplerate mismatch preset:48000 host:44100
Scanning folders for bundled LV2s: /opt/ardour/lib/LV2
Set cursor set to default
Editor didn't find Editor/start-range in editor
Editor didn't find Editor/finish-range in editor
Editor didn't find Editor/jump-backward-to-mark in editor
Editor didn't find Region/split-region in editor
Editor didn't find Editor/jump-forward-to-mark in editor
Editor didn't find Editor/add-location-from-playhead in editor
Editor didn't find Editor/alternate-add-location-from-playhead in editor
Editor didn't find Editor/start-punch-range in editor
Editor didn't find Editor/finish-punch-range in editor
Editor didn't find Editor/addExistingAudioFiles in editor
Editor didn't find Editor/remove-location-from-playhead in editor
Editor didn't find Editor/alternate-remove-location-from-playhead in editor
Editor didn't find Editor/alternate-jump-backward-to-mark in editor
Editor didn't find Editor/alt-finish-range in editor
Editor didn't find Editor/alternate-jump-forward-to-mark in editor
Editor didn't find Editor/alt-start-range in editor
Editor didn't find Editor/nudge-next-forward in editor
Editor didn't find Editor/nudge-next-backward in editor
Editor didn't find Editor/start-loop-range in editor
Editor didn't find Editor/finish-loop-range in editor
Editor didn't find Editor/nudge-playhead-backward in editor
Editor didn't find Editor/nudge-playhead-forward in editor
Editor didn't find Editor/playhead-backward-to-grid in editor
Editor didn't find Editor/playhead-forward-to-grid in editor
Editor didn't find Editor/start-range in editor
Editor didn't find Editor/finish-range in editor
Editor didn't find Editor/jump-backward-to-mark in editor
Editor didn't find Region/split-region in editor
Editor didn't find Editor/jump-forward-to-mark in editor
Editor didn't find Editor/add-location-from-playhead in editor
Editor didn't find Editor/alternate-add-location-from-playhead in editor
Editor didn't find Editor/start-punch-range in editor
Editor didn't find Editor/finish-punch-range in editor
Editor didn't find Editor/addExistingAudioFiles in editor
Editor didn't find Editor/remove-location-from-playhead in editor
Editor didn't find Editor/alternate-remove-location-from-playhead in editor
Editor didn't find Editor/alternate-jump-backward-to-mark in editor
Editor didn't find Editor/alt-finish-range in editor
Editor didn't find Editor/alternate-jump-forward-to-mark in editor
Editor didn't find Editor/alt-start-range in editor
Editor didn't find Editor/nudge-next-forward in editor
Editor didn't find Editor/nudge-next-backward in editor
Editor didn't find Editor/start-loop-range in editor
Editor didn't find Editor/finish-loop-range in editor
Editor didn't find Editor/nudge-playhead-backward in editor
Editor didn't find Editor/nudge-playhead-forward in editor
Editor didn't find Editor/playhead-backward-to-grid in editor
Editor didn't find Editor/playhead-forward-to-grid in editor
Emulate VST Bypass Port for AF210
effSetBypass 0
Emulate VST Bypass Port for AF210
effSetBypass 0
Emulate VST Bypass Port for AF210
effSetBypass 0
Emulate VST Bypass Port for AF210
effSetBypass 0
Emulate VST Bypass Port for AF210
effSetBypass 0
Emulate VST Bypass Port for AF210
effSetBypass 0
Emulate VST Bypass Port for AF210
effSetBypass 0
Emulate VST Bypass Port for AF210
effSetBypass 0
Emulate VST Bypass Port for AF210
effSetBypass 0
Emulate VST Bypass Port for AF210
effSetBypass 0
Emulate VST Bypass Port for AF210
effSetBypass 0
Emulate VST Bypass Port for AF210
effSetBypass 0
Emulate VST Bypass Port for FC70
effSetBypass 0
Do *not* Emulate VST Bypass Port for Console5Buss
Emulate VST Bypass Port for AF210
effSetBypass 0
Emulate VST Bypass Port for FC70
effSetBypass 0
Do *not* Emulate VST Bypass Port for Console5Buss
Emulate VST Bypass Port for FC70
effSetBypass 0
Emulate VST Bypass Port for PTC-2A
effSetBypass 0
Emulate VST Bypass Port for FC70
effSetBypass 0
Emulate VST Bypass Port for AF210
effSetBypass 0
lo server running on 14690
lo server running on 15387
lo server running on 16577
Do *not* Emulate VST Bypass Port for Console5Buss
Emulate VST Bypass Port for AF210
effSetBypass 0
Emulate VST Bypass Port for AF210
effSetBypass 0
Do *not* Emulate VST Bypass Port for Console5Buss
Emulate VST Bypass Port for AF210
effSetBypass 0
Emulate VST Bypass Port for AF210
effSetBypass 0
Emulate VST Bypass Port for AF210
effSetBypass 0
Emulate VST Bypass Port for FC70
effSetBypass 0
lo server running on 15139
lo server running on 14661
lo server running on 15239
Emulate VST Bypass Port for AF210
effSetBypass 0
Emulate VST Bypass Port for AF210
effSetBypass 0
lo server running on 11467
Emulate VST Bypass Port for AF210
effSetBypass 0
Emulate VST Bypass Port for AF210
effSetBypass 0
Emulate VST Bypass Port for FC70
effSetBypass 0
Emulate VST Bypass Port for GTriChorus
effSetBypass 0
Emulate VST Bypass Port for AF210
effSetBypass 0
Emulate VST Bypass Port for AF210
effSetBypass 0
Emulate VST Bypass Port for AF210
effSetBypass 0
Emulate VST Bypass Port for AF210
effSetBypass 0
Emulate VST Bypass Port for AF210
effSetBypass 0
Segmentation fault
I’m using the latest version (5.12) from KXStudio in Debian Sid, if this is relevant.
Any help would be greatly appreciated.