$ guitarix --log-terminal W [22:35:02] recall settings *** unknown parameter: pre_st.s_h W [22:35:02] recall settings *** unknown parameter: system.midi_channel W [22:35:02] recall settings *** unknown parameter: thick_distortion.s_h W [22:35:02] recall settings *** unknown parameter: ui.all_s_h W [22:35:02] recall settings *** unknown parameter: crybaby.level W [22:35:02] recall settings *** unknown parameter: crybaby.wah W [22:35:02] recall settings *** unknown parameter: crybaby.wet_dry W [22:35:02] recall settings *** unknown parameter: dubber.dout W [22:35:02] recall settings *** unknown parameter: dubber.od1 W [22:35:02] recall settings *** unknown parameter: dubber.od2 W [22:35:02] recall settings *** unknown parameter: dubber.od3 W [22:35:02] recall settings *** unknown parameter: dubber.od4 W [22:35:02] recall settings *** unknown parameter: pre_st.Level W [22:35:02] recall settings *** unknown parameter: pre_st.bass W [22:35:02] recall settings *** unknown parameter: pre_st.on_off W [22:35:02] recall settings *** unknown parameter: pre_st.position W [22:35:02] recall settings *** unknown parameter: pre_st.select W [22:35:02] recall settings *** unknown parameter: pre_st.treble W [22:35:02] recall settings *** unknown parameter: seq.direct_out W [22:35:02] recall settings *** unknown parameter: thick_distortion.input_gain W [22:35:02] recall settings *** unknown parameter: thick_distortion.on_off W [22:35:02] recall settings *** unknown parameter: thick_distortion.position W [22:35:02] recall settings *** unknown parameter: thick_distortion.pp W [22:35:02] recall settings *** unknown parameter: thick_distortion.thickness W [22:35:02] recall settings *** unknown parameter: thick_distortion.volume W [22:35:02] recall settings *** unknown parameter: ui.pre_st W [22:35:02] recall settings *** unknown parameter: ui.thick_distortion I [22:35:02] loaded state *** from file /home/alex/.config/guitarix/gx_head_rc Jack: JackClient::SetupDriverSync driver sem in flush mode Jack: JackLinuxFutex::Connect name = jack_sem.1000_default_gx_head_amp Jack: Clock source : system clock via clock_gettime Jack: JackLibClient::Open name = gx_head_amp refnum = 4 Jack: jack_client_open gx_head_fx Jack: JackGenericClientChannel::ServerCheck = default Jack: JackClientSocket::Connect : addr.sun_path /dev/shm/jack_default_1000_0 Jack: JackClientSocket::Close Jack: JackLibClient::JackLibClient table = fcdd15f0 Jack: JackLibClient::Open name = gx_head_fx Jack: JackSocketClientChannel::Open name = gx_head_fx Jack: JackClientSocket::Connect : addr.sun_path /dev/shm/jack_default_1000_0 Jack: JackServerSocket::Bind : addr.sun_path /dev/shm/jack_gx_head_fx_1000_0 Jack: JackSocketClientChannel::Start Jack: JackPosixThread::StartImp : create non RT thread Jack: JackPosixThread::ThreadHandler : start Jack: JackSocketClientChannel::Init Jack: JackServerSocket::Close /dev/shm/jack_gx_head_fx_1000_0 Jack: JackClient::ClientNotify ref = 0 name = system notify = 0 Jack: JackClient::AddClient name = system, ref = 0 Jack: JackLinuxFutex::Connect name = jack_sem.1000_default_system Jack: Already connected name = system Jack: JackClient::ClientNotify ref = 1 name = freewheel notify = 0 Jack: JackClient::AddClient name = freewheel, ref = 1 Jack: JackLinuxFutex::Connect name = jack_sem.1000_default_freewheel Jack: Already connected name = freewheel Jack: JackClient::ClientNotify ref = 2 name = dbusapi notify = 0 Jack: JackClient::AddClient name = dbusapi, ref = 2 Jack: JackLinuxFutex::Connect name = jack_sem.1000_default_dbusapi Jack: Already connected name = dbusapi Jack: JackClient::ClientNotify ref = 3 name = qjackctl notify = 0 Jack: JackClient::AddClient name = qjackctl, ref = 3 Jack: JackLinuxFutex::Connect name = jack_sem.1000_default_qjackctl Jack: Already connected name = qjackctl Jack: JackClient::ClientNotify ref = 5 name = gx_head_fx notify = 0 Jack: JackClient::AddClient name = gx_head_fx, ref = 5 Jack: JackLinuxFutex::Connect name = jack_sem.1000_default_gx_head_fx Jack: JackClient::ClientNotify ref = 4 name = gx_head_amp notify = 0 Jack: JackClient::AddClient name = gx_head_amp, ref = 4 Jack: JackLinuxFutex::Connect name = jack_sem.1000_default_gx_head_amp Jack: Already connected name = gx_head_amp Jack: JackShmReadWritePtr1::Init 4 -1 Jack: Succeeded in locking 422 byte memory area Jack: JackClient::SetupDriverSync driver sem in flush mode Jack: JackLinuxFutex::Connect name = jack_sem.1000_default_gx_head_fx Jack: Already connected name = gx_head_fx Jack: Clock source : system clock via clock_gettime Jack: JackLibClient::Open name = gx_head_fx refnum = 5 I [22:35:03] Jack init *** The jack sample rate is 192000/sec I [22:35:03] Jack init *** The jack buffer size is 512/frames ... Jack: jack_set_session_callback ext_client fbed8000 client fbed8000 Jack: jack_set_session_callback ext_client fbef9160 client fbef9160 Jack: JackClient::PortRegister ref = 4 name = gx_head_amp:in_0 type = 32 bit float mono audio port_index = 5 Jack: JackClient::PortRegister ref = 4 name = gx_head_amp:midi_in_1 type = 8 bit raw midi port_index = 6 Jack: JackClient::PortRegister ref = 4 name = gx_head_amp:out_0 type = 32 bit float mono audio port_index = 7 Jack: JackClient::PortRegister ref = 4 name = gx_head_amp:midi_out_1 type = 8 bit raw midi port_index = 8 Jack: JackClient::PortRegister ref = 5 name = gx_head_fx:in_0 type = 32 bit float mono audio port_index = 9 Jack: JackClient::PortRegister ref = 5 name = gx_head_fx:out_0 type = 32 bit float mono audio port_index = 10 Jack: JackClient::PortRegister ref = 5 name = gx_head_fx:out_1 type = 32 bit float mono audio port_index = 11 Jack: JackClient::Activate Jack: JackPosixThread::StartImp : create non RT thread Jack: JackPosixThread::ThreadHandler : start Jack: JackClient::kBufferSizeCallback buffer_size = 512 Jack: JackClient::ClientNotify ref = 4 name = gx_head_amp notify = 2 Jack: JackClient::kActivateClient name = gx_head_amp ref = 4 Jack: JackClient::ClientNotify ref = 4 name = gx_head_amp notify = 9 Jack: JackClient::kPortRegistrationOn port_index = 5 Jack: JackClient::ClientNotify ref = 4 name = gx_head_amp notify = 9 Jack: JackClient::kPortRegistrationOn port_index = 6 Jack: JackClient::ClientNotify ref = 4 name = gx_head_amp notify = 9 Jack: JackClient::kPortRegistrationOn port_index = 7 Jack: JackClient::ClientNotify ref = 4 name = gx_head_amp notify = 9 Jack: JackClient::kPortRegistrationOn port_index = 8 Jack: JackClient::Activate Jack: JackClient::ClientNotify ref = 4 name = gx_head_amp notify = 18 Jack: JackPosixThread::StartImp : create non RT thread Jack: JackPosixThread::ThreadHandler : start Jack: JackClient::kBufferSizeCallback buffer_size = 512 Jack: JackClient::ClientNotify ref = 4 name = gx_head_amp notify = 18 Jack: JackClient::ClientNotify ref = 5 name = gx_head_fx notify = 2 Jack: JackClient::kActivateClient name = gx_head_fx ref = 5 Jack: JackClient::ClientNotify ref = 4 name = gx_head_amp notify = 9 Jack: JackClient::kPortRegistrationOn port_index = 9 Jack: JackClient::ClientNotify ref = 4 name = gx_head_amp notify = 9 Jack: JackClient::kPortRegistrationOn port_index = 10 Jack: JackClient::ClientNotify ref = 4 name = gx_head_amp notify = 9 Jack: JackClient::kPortRegistrationOn port_index = 11 Jack: JackClient::ClientNotify ref = 4 name = gx_head_amp notify = 18 Jack: JackClient::ClientNotify ref = 5 name = gx_head_fx notify = 18 Jack: JackClient::ClientNotify ref = 5 name = gx_head_fx notify = 18 Jack: JackClient::ClientNotify ref = 4 name = gx_head_amp notify = 18 Jack: JackClient::ClientNotify ref = 4 name = gx_head_amp notify = 18 Jack: JackClient::ClientNotify ref = 5 name = gx_head_fx notify = 18 Jack: JackClient::ClientNotify ref = 5 name = gx_head_fx notify = 18 Jack: JackClient::ClientNotify ref = 4 name = gx_head_amp notify = 18 Jack: JackClient::Connect src = gx_head_amp:out_0 dst = gx_head_fx:in_0 Jack: JackClient::ClientNotify ref = 4 name = gx_head_amp notify = 11 Jack: JackClient::kPortConnectCallback src = 7 dst = 9 Jack: WaitGraphChange... Jack: JackClient::ClientNotify ref = 4 name = gx_head_amp notify = 3 Jack: JackClient::kXRunCallback Jack: JackClient::Connect src = gx_head_amp:out_0 dst = gx_head_fx:in_0 Jack: JackClient::ClientNotify ref = 4 name = gx_head_amp notify = 18 Jack: JackClient::ClientNotify ref = 5 name = gx_head_fx notify = 18 Jack: JackClient::ClientNotify ref = 5 name = gx_head_fx notify = 18 Jack: JackClient::ClientNotify ref = 4 name = gx_head_amp notify = 18 W [22:35:03] Jack XRun *** delay of at least -3.59382e+10 microsecs Jack: JackClient::ClientNotify ref = 4 name = gx_head_amp notify = 11 Jack: JackClient::kPortConnectCallback src = 2 dst = 5 Jack: WaitGraphChange... Jack: JackClient::ClientNotify ref = 4 name = gx_head_amp notify = 18 Jack: JackClient::ClientNotify ref = 5 name = gx_head_fx notify = 18 Jack: JackClient::ClientNotify ref = 5 name = gx_head_fx notify = 18 Jack: JackClient::ClientNotify ref = 4 name = gx_head_amp notify = 18 Segmentation fault (core dumped)