I read these comments in Terminal when start Audacity.
(Audacity:7930): GLib-GObject-WARNING **: 08:11:59.192: cannot register existing type ‘GdkDisplayManager’
(Audacity:7930): GLib-CRITICAL **: 08:11:59.192: g_once_init_leave: assertion ‘result != 0’ failed
(Audacity:7930): GLib-GObject-CRITICAL **: 08:11:59.192: g_object_new_with_properties: assertion ‘G_TYPE_IS_OBJECT (object_type)’ failed
(Audacity:7930): Gtk-WARNING **: 08:11:59.814: gtk_disable_setlocale() must be called before gtk_init()
ALSA lib pcm_dsnoop.c:642:(snd_pcm_dsnoop_open) unable to open slave
ALSA lib pcm_dmix.c:1090:(snd_pcm_dmix_open) unable to open slave
ALSA lib pcm.c:2660:(snd_pcm_open_noupdate) Unknown PCM cards.pcm.rear
ALSA lib pcm.c:2660:(snd_pcm_open_noupdate) Unknown PCM cards.pcm.center_lfe
ALSA lib pcm.c:2660:(snd_pcm_open_noupdate) Unknown PCM cards.pcm.side
ALSA lib pcm_dmix.c:1090:(snd_pcm_dmix_open) unable to open slave
Cannot connect to server socket err = No such file or directory
Cannot connect to server request channel
jack server is not running or cannot be started
JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for -1, skipping unlock
JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for -1, skipping unlock
08:12:04: Debug: ScreenToClient cannot work when toplevel window is not shown
08:12:04: Debug: ScreenToClient cannot work when toplevel window is not shown
08:12:04: Debug: ScreenToClient cannot work when toplevel window is not shown
08:12:04: Debug: ScreenToClient cannot work when toplevel window is not shown
08:12:04: Debug: ScreenToClient cannot work when toplevel window is not shown
08:12:04: Debug: ScreenToClient cannot work when toplevel window is not shown
08:12:04: Debug: ScreenToClient cannot work when toplevel window is not shown
08:12:04: Debug: ScreenToClient cannot work when toplevel window is not shown
08:12:04: Debug: ScreenToClient cannot work when toplevel window is not shown
Expression ‘stream->playback.pcm’ failed in ‘src/hostapi/alsa/pa_linux_alsa.c’, line: 4611
Expression ‘stream->playback.pcm’ failed in ‘src/hostapi/alsa/pa_linux_alsa.c’, line: 4611
Expression ‘ret’ failed in ‘src/hostapi/alsa/pa_linux_alsa.c’, line: 1736
Expression ‘AlsaOpen( &alsaApi->baseHostApiRep, params, streamDir, &self->pcm )’ failed in ‘src/hostapi/alsa/pa_linux_alsa.c’, line: 1904
Expression ‘PaAlsaStreamComponent_Initialize( &self->capture, alsaApi, inParams, StreamDirection_In, NULL != callback )’ failed in ‘src/hostapi/alsa/pa_linux_alsa.c’, line: 2171
Expression ‘PaAlsaStream_Initialize( stream, alsaHostApi, inputParameters, outputParameters, sampleRate, framesPerBuffer, callback, streamFlags, userData )’ failed in ‘src/hostapi/alsa/pa_linux_alsa.c’, line: 2839
Expression ‘stream->playback.pcm’ failed in ‘src/hostapi/alsa/pa_linux_alsa.c’, line: 4611
Expression ‘stream->playback.pcm’ failed in ‘src/hostapi/alsa/pa_linux_alsa.c’, line: 4611
Expression ‘stream->playback.pcm’ failed in ‘src/hostapi/alsa/pa_linux_alsa.c’, line: 4611
08:12:05: Debug: ScreenToClient cannot work when toplevel window is not shown
08:12:05: Debug: ScreenToClient cannot work when toplevel window is not shown
08:12:05: Debug: ScreenToClient cannot work when toplevel window is not shown
08:12:05: Debug: ScreenToClient cannot work when toplevel window is not shown
08:12:05: Debug: ScreenToClient cannot work when toplevel window is not shown
08:12:05: Debug: ScreenToClient cannot work when toplevel window is not shown
08:12:05: Debug: ScreenToClient cannot work when toplevel window is not shown
08:12:06: Debug: Unrecognized accel key ‘backspace’, accel string ignored.
08:12:06: Debug: Unrecognized accel key ‘backspace’, accel string ignored.
08:12:06: Debug: Unrecognized accel key ‘numpad_enter’, accel string ignored.
Audacity does not work properly on Fedora 32
version 2.3.3
points to website for manual but wrong website.
regards Jaapsoft