Не могу получить джек, чтобы начать 18.04

Это сообщение об ошибке:

13:46:26.257 D-BUS: JACK-Server konnte nicht gestartet werden. Tut mir Leid
Wed Sep  4 13:46:01 2019: Starting jack server...
Wed Sep  4 13:46:01 2019: JACK server starting in realtime mode with priority 10
Wed Sep  4 13:46:01 2019: self-connect-mode is "Don't restrict self connect requests"
Wed Sep  4 13:46:01 2019: ERROR: Cannot lock down 82280346 byte memory area (Cannot allocate memory)
Wed Sep  4 13:46:01 2019: Acquired audio card Audio0
Wed Sep  4 13:46:01 2019: creating alsa driver ... hw:0|hw:0|1024|2|44100|0|0|nomon|swmeter|-|32bit
Wed Sep  4 13:46:01 2019: configuring for 44100Hz, period = 1024 frames (23.2 ms), buffer = 2 periods
Wed Sep  4 13:46:01 2019: ALSA: final selected sample format for capture: 32bit integer little-endian
Wed Sep  4 13:46:01 2019: ALSA: use 2 periods for capture
Wed Sep  4 13:46:01 2019: ALSA: final selected sample format for playback: 32bit integer little-endian
Wed Sep  4 13:46:01 2019: ALSA: use 2 periods for playback
Wed Sep  4 13:46:01 2019: ERROR: Cannot use real-time scheduling (RR/10)(1: Operation not permitted)
Wed Sep  4 13:46:01 2019: ERROR: AcquireSelfRealTime error
Wed Sep  4 13:46:06 2019: ERROR: JackPosixProcessSync::LockedTimedWait error usec = 5000000 err = Connection timed out
Wed Sep  4 13:46:06 2019: ERROR: Driver is not running
Wed Sep  4 13:46:06 2019: ERROR: Cannot open client name = dbusapi
Wed Sep  4 13:46:06 2019: ERROR: failed to create dbusapi jack client
Wed Sep  4 13:46:06 2019: ERROR: Unknown request 4294967295
Wed Sep  4 13:46:06 2019: ERROR: CheckSize error size = 0 Size() = 12
Wed Sep  4 13:46:06 2019: ERROR: CheckRead error
Cannot connect to server socket err = Datei oder Verzeichnis nicht gefunden
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
13:46:39.716 Keine Verbindungsaufnahme als Client zum JACK-Server möglich. - Gesamtbetrieb schlug fehl. - Server-Kommunikationsfehler. Bitte sehen Sie im Meldungsfenster nach weiteren Informationen.
Cannot read socket fd = 22 err = Erfolg
CheckRes error
JackSocketClientChannel read fail
Cannot open qjackctl client
JackShmReadWritePtr1::~JackShmReadWritePtr1 - Init not done for -1, skipping unlock
JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for -1, skipping unlock
JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for -1, skipping unlock
Wed Sep  4 13:46:39 2019: ERROR: JackPosixProcessSync::LockedTimedWait error usec = 5000000 err = Connection timed out
Wed Sep  4 13:46:39 2019: ERROR: Driver is not running
Wed Sep  4 13:46:39 2019: ERROR: Cannot create new client
Wed Sep  4 13:46:39 2019: ERROR: Unknown request 4294967295
Wed Sep  4 13:46:39 2019: ERROR: CheckSize error size = 0 Size() = 12
Wed Sep  4 13:46:39 2019: ERROR: CheckRead error