[arch-general] Cannot start Jack

Peter Nabbefeld peter.nabbefeld at gmx.de
Mon Feb 20 10:27:49 UTC 2017


Hi,

using "grep -v" I got the following output:

method call time=1487586215.471926 sender=:1.2037 -> destination=:1.5 
serial=3 path=/org/jackaudio/Controller; 
interface=org.freedesktop.DBus.Introspectable; member=Introspect
method return time=1487586215.472072 sender=:1.5 -> destination=:1.2037 
serial=4923 reply_serial=3
    string "<!DOCTYPE node PUBLIC "-//freedesktop//DTD D-BUS Object 
Introspection 1.0//EN"
"http://www.freedesktop.org/standards/dbus/1.0/introspect.dtd">
<node name="/org/jackaudio/Controller">
   <interface name="org.freedesktop.DBus.Introspectable">
     <method name="Introspect">
       <arg name="xml_data" type="s" direction="out" />
     </method>
   </interface>
   <interface name="org.jackaudio.JackControl">
     <method name="IsStarted">
       <arg name="started" type="b" direction="out" />
     </method>
     <method name="StartServer">
     </method>
     <method name="StopServer">
     </method>
     <method name="SwitchMaster">
     </method>
     <method name="GetLoad">
       <arg name="load" type="d" direction="out" />
     </method>
     <method name="GetXruns">
       <arg name="xruns_count" type="u" direction="out" />
     </method>
     <method name="GetSampleRate">
       <arg name="sample_rate" type="u" direction="out" />
     </method>
     <method name="GetLatency">
       <arg name="latency_ms" type="d" direction="out" />
     </method>
     <method name="GetBufferSize">
       <arg name="buffer_size_frames" type="u" direction="out" />
     </method>
     <method name="SetBufferSize">
       <arg name="buffer_size_frames" type="u" direction="in" />
     </method>
     <method name="IsRealtime">
       <arg name="realtime" type="b" direction="out" />
     </method>
     <method name="ResetXruns">
     </method>
     <method name="LoadInternal">
       <arg name="internal" type="s" direction="in" />
     </method>
     <method name="UnloadInternal">
       <arg name="internal" type="s" direction="in" />
     </method>
     <method name="AddSlaveDriver">
       <arg name="driver_name" type="s" direction="in" />
     </method>
     <method name="RemoveSlaveDriver">
       <arg name="driver_name" type="s" direction="in" />
     </method>
     <signal name="ServerStarted">
     </signal>
     <signal name="ServerStopped">
     </signal>
   </interface>
   <interface name="org.jackaudio.Configure">
     <method name="ReadContainer">
       <arg name="parent" type="as" direction="in" />
       <arg name="leaf" type="b" direction="out" />
       <arg name="children" type="as" direction="out" />
     </method>
     <method name="GetParametersInfo">
       <arg name="parent" type="as" direction="in" />
       <arg name="parameter_info_array" type="a(ysss)" direction="out" />
     </method>
     <method name="GetParameterInfo">
       <arg name="parameter" type="as" direction="in" />
       <arg name="parameter_info" type="(ysss)" direction="out" />
     </method>
     <method name="GetParameterConstraint">
       <arg name="parameter" type="as" direction="in" />
       <arg name="is_range" type="b" direction="out" />
       <arg name="is_strict" type="b" direction="out" />
       <arg name="is_fake_value" type="b" direction="out" />
       <arg name="values" type="a(vs)" direction="out" />
     </method>
     <method name="GetParameterValue">
       <arg name="parameter" type="as" direction="in" />
       <arg name="is_set" type="b" direction="out" />
       <arg name="default" type="v" direction="out" />
       <arg name="value" type="v" direction="out" />
     </method>
     <method name="SetParameterValue">
       <arg name="parameter" type="as" direction="in" />
       <arg name="value" type="v" direction="in" />
     </method>
     <method name="ResetParameterValue">
       <arg name="parameter" type="as" direction="in" />
     </method>
   </interface>
   <interface name="org.jackaudio.JackPatchbay">
     <method name="GetAllPorts">
       <arg name="ports_list" type="as" direction="out" />
     </method>
     <method name="GetGraph">
       <arg name="known_graph_version" type="t" direction="in" />
       <arg name="current_graph_version" type="t" direction="out" />
       <arg name="clients_and_ports" type="a(tsa(tsuu))" direction="out" />
       <arg name="connections" type="a(tstststst)" direction="out" />
     </method>
     <method name="ConnectPortsByName">
       <arg name="client1_name" type="s" direction="in" />
       <arg name="port1_name" type="s" direction="in" />
       <arg name="client2_name" type="s" direction="in" />
       <arg name="port2_name" type="s" direction="in" />
     </method>
     <method name="ConnectPortsByID">
       <arg name="port1_id" type="t" direction="in" />
       <arg name="port2_id" type="t" direction="in" />
     </method>
     <method name="DisconnectPortsByName">
       <arg name="client1_name" type="s" direction="in" />
       <arg name="port1_name" type="s" direction="in" />
       <arg name="client2_name" type="s" direction="in" />
       <arg name="port2_name" type="s" direction="in" />
     </method>
     <method name="DisconnectPortsByID">
       <arg name="port1_id" type="t" direction="in" />
       <arg name="port2_id" type="t" direction="in" />
     </method>
     <method name="DisconnectPortsByConnectionID">
       <arg name="connection_id" type="t" direction="in" />
     </method>
     <method name="GetClientPID">
       <arg name="client_id" type="t" direction="in" />
       <arg name="process_id" type="x" direction="out" />
     </method>
     <signal name="GraphChanged">
       <arg name="new_graph_version" type="t" />
     </signal>
     <signal name="ClientAppeared">
       <arg name="new_graph_version" type="t" />
       <arg name="client_id" type="t" />
       <arg name="client_name" type="s" />
     </signal>
     <signal name="ClientDisappeared">
       <arg name="new_graph_version" type="t" />
       <arg name="client_id" type="t" />
       <arg name="client_name" type="s" />
     </signal>
     <signal name="PortAppeared">
       <arg name="new_graph_version" type="t" />
       <arg name="client_id" type="t" />
       <arg name="client_name" type="s" />
       <arg name="port_id" type="t" />
       <arg name="port_name" type="s" />
       <arg name="port_flags" type="u" />
       <arg name="port_type" type="u" />
     </signal>
     <signal name="PortDisappeared">
       <arg name="new_graph_version" type="t" />
       <arg name="client_id" type="t" />
       <arg name="client_name" type="s" />
       <arg name="port_id" type="t" />
       <arg name="port_name" type="s" />
     </signal>
     <signal name="PortsConnected">
       <arg name="new_graph_version" type="t" />
       <arg name="client1_id" type="t" />
       <arg name="client1_name" type="s" />
       <arg name="port1_id" type="t" />
       <arg name="port1_name" type="s" />
       <arg name="client2_id" type="t" />
       <arg name="client2_name" type="s" />
       <arg name="port2_id" type="t" />
       <arg name="port2_name" type="s" />
       <arg name="connection_id" type="t" />
     </signal>
     <signal name="PortsDisconnected">
       <arg name="new_graph_version" type="t" />
       <arg name="client1_id" type="t" />
       <arg name="client1_name" type="s" />
       <arg name="port1_id" type="t" />
       <arg name="port1_name" type="s" />
       <arg name="client2_id" type="t" />
       <arg name="client2_name" type="s" />
       <arg name="port2_id" type="t" />
       <arg name="port2_name" type="s" />
       <arg name="connection_id" type="t" />
     </signal>
     <signal name="PortRenamed">
       <arg name="new_graph_version" type="t" />
       <arg name="port_id" type="t" />
       <arg name="client_id" type="t" />
       <arg name="client_name" type="s" />
       <arg name="port_old_name" type="s" />
       <arg name="port_new_name" type="s" />
     </signal>
   </interface>
   <interface name="org.jackaudio.SessionManager">
     <method name="Notify">
       <arg name="queue" type="b" direction="in" />
       <arg name="target" type="s" direction="in" />
       <arg name="type" type="u" direction="in" />
       <arg name="path" type="s" direction="in" />
       <arg name="result" type="a(sssu)" direction="out" />
     </method>
     <method name="GetUuidForClientName">
       <arg name="name" type="s" direction="in" />
       <arg name="uuid" type="s" direction="out" />
     </method>
     <method name="GetClientNameByUuid">
       <arg name="uuid" type="s" direction="in" />
       <arg name="name" type="s" direction="out" />
     </method>
     <method name="ReserveClientName">
       <arg name="name" type="s" direction="in" />
       <arg name="uuid" type="s" direction="in" />
     </method>
     <method name="HasSessionCallback">
       <arg name="client_name" type="s" direction="in" />
       <arg name="has_session_callback" type="b" direction="out" />
     </method>
     <method name="GetState">
       <arg name="type" type="u" direction="out" />
       <arg name="target" type="s" direction="out" />
     </method>
     <signal name="StateChanged">
       <arg name="type" type="u" />
       <arg name="target" type="s" />
     </signal>
   </interface>
   <interface name="org.jackaudio.JackTransport">
   </interface>
</node>
"
method call time=1487586215.472976 sender=:1.2037 -> destination=:1.5 
serial=4 path=/org/jackaudio/Controller; 
interface=org.jackaudio.JackControl; member=StartServer
method call time=1487586215.519314 sender=:1.5 -> 
destination=org.freedesktop.DBus serial=4924 path=/org/freedesktop/DBus; 
interface=org.freedesktop.DBus; member=RequestName
    string "org.freedesktop.ReserveDevice1.Audio0"
    uint32 4
signal time=1487586215.519333 sender=org.freedesktop.DBus -> 
destination=(null destination) serial=7256 path=/org/freedesktop/DBus; 
interface=org.freedesktop.DBus; member=NameOwnerChanged
    string "org.freedesktop.ReserveDevice1.Audio0"
    string ""
    string ":1.5"
signal time=1487586215.519339 sender=org.freedesktop.DBus -> 
destination=:1.5 serial=6554 path=/org/freedesktop/DBus; 
interface=org.freedesktop.DBus; member=NameAcquired
    string "org.freedesktop.ReserveDevice1.Audio0"
method return time=1487586215.519343 sender=org.freedesktop.DBus -> 
destination=:1.5 serial=6555 reply_serial=4924
    uint32 1
method call time=1487586215.519491 sender=:1.5 -> 
destination=org.freedesktop.DBus serial=4925 path=/org/freedesktop/DBus; 
interface=org.freedesktop.DBus; member=ReleaseName
    string "org.freedesktop.ReserveDevice1.Audio0"
signal time=1487586215.519503 sender=org.freedesktop.DBus -> 
destination=:1.5 serial=6556 path=/org/freedesktop/DBus; 
interface=org.freedesktop.DBus; member=NameLost
    string "org.freedesktop.ReserveDevice1.Audio0"
signal time=1487586215.519508 sender=org.freedesktop.DBus -> 
destination=(null destination) serial=7257 path=/org/freedesktop/DBus; 
interface=org.freedesktop.DBus; member=NameOwnerChanged
    string "org.freedesktop.ReserveDevice1.Audio0"
    string ":1.5"
    string ""
method return time=1487586215.519513 sender=org.freedesktop.DBus -> 
destination=:1.5 serial=6557 reply_serial=4925
    uint32 1
error time=1487586215.531332 sender=:1.5 -> destination=:1.2037 
error_name=org.jackaudio.Error.Generic reply_serial=4
    string "Failed to open server"
signal time=1487586215.533919 sender=org.freedesktop.DBus -> 
destination=:1.2037 serial=5 path=/org/freedesktop/DBus; 
interface=org.freedesktop.DBus; member=NameLost
    string ":1.2037"
signal time=1487586215.533933 sender=org.freedesktop.DBus -> 
destination=(null destination) serial=7258 path=/org/freedesktop/DBus; 
interface=org.freedesktop.DBus; member=NameOwnerChanged
    string ":1.2037"
...

If there's some unexpected additional output, it might be inserted by 
some "grep-removed" output.

Kind regards
Peter


Am 20.02.2017 um 09:59 schrieb Martin Kühne via arch-general:
> run dbus-monitor in a different terminal window while running
> `jack_control start` to get the full, graphic details of the dbus
> exception.
>
> cheers!
> mar77i
>


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