hi ralf, hi list, here is the output from echo: echo "options snd slots=snd_usb_audio" | sudo tee /etc/modprobe.d/alsa- base.conf options snd slots=snd_usb_audio
now after rebooting the outputs follows : hans@Musik:~$ aplay -l **** Liste der Hardware-Geräte (PLAYBACK) **** Karte 1: UR22mkII [Steinberg UR22mkII], Gerät 0: USB Audio [USB Audio] Sub-Geräte: 1/1 Sub-Gerät #0: subdevice #0 hans@Musik:~$ arecord -l **** Liste der Hardware-Geräte (CAPTURE) **** Karte 1: UR22mkII [Steinberg UR22mkII], Gerät 0: USB Audio [USB Audio] Sub-Geräte: 1/1 Sub-Gerät #0: subdevice #0 hans@Musik:~$ amidi -l Dir Device Name IO hw:1,0,0 Steinberg UR22mkII MIDI 1 hans@Musik:~$ ls -hAl /etc/modprobe.d/ insgesamt 52K -rw-r--r-- 1 root root 32 Mai 9 14:42 alsa-base.conf -rw-r--r-- 1 root root 325 Mär 13 2016 blacklist-ath_pci.conf -rw-r--r-- 1 root root 1,6K Mär 13 2016 blacklist.conf -rw-r--r-- 1 root root 210 Mär 13 2016 blacklist-firewire.conf -rw-r--r-- 1 root root 697 Mär 13 2016 blacklist-framebuffer.conf -rw-r--r-- 1 root root 156 Jul 31 2015 blacklist-modem.conf lrwxrwxrwx 1 root root 41 Apr 29 05:16 blacklist-oss.conf -> /lib/linux-sound-base/noOSS.modprobe.conf -rw-r--r-- 1 root root 583 Mär 13 2016 blacklist-rare-network.conf -rw-r--r-- 1 root root 1,1K Mär 13 2016 blacklist-watchdog.conf -rw-r--r-- 1 root root 390 Apr 12 2016 fbdev-blacklist.conf -rw-r--r-- 1 root root 347 Mär 13 2016 iwlwifi.conf -rw-r--r-- 1 root root 104 Mär 13 2016 mlx4.conf -rw-r--r-- 1 root root 68 Dez 28 2015 osspd.conf -rw-r--r-- 1 root root 30 Jan 26 19:31 vmwgfx-fbdev.conf hans@Musik:~$ /etc/init.d/rtirq status PID CLS RTPRIO NI PRI %CPU STAT COMMAND 93 FF 85 - 125 0.0 S irq/17-ehci_hcd 97 FF 85 - 125 1.9 S irq/18-ohci_hcd 92 FF 84 - 124 0.0 S irq/20-ehci_hcd 96 FF 84 - 124 0.0 S irq/19-ohci_hcd 91 FF 83 - 123 0.0 S irq/22-ehci_hcd 95 FF 83 - 123 0.0 S irq/21-ohci_hcd 94 FF 82 - 122 0.0 S irq/23-ohci_hcd 100 FF 80 - 120 0.0 S irq/1-i8042 32 FF 50 - 90 0.0 S irq/9-acpi 101 FF 50 - 90 0.0 S irq/8-rtc0 174 FF 50 - 90 0.0 S irq/6-floppy 177 FF 50 - 90 1.4 S irq/18-firewire 180 FF 50 - 90 0.1 S irq/24-ahci[000 199 FF 50 - 90 0.0 S irq/21-nvkm 392 FF 50 - 90 0.0 S irq/7-parport0 1050 FF 50 - 90 0.0 S irq/25-enp0s10 3 TS - 0 19 0.3 S ksoftirqd/0 17 TS - 0 19 0.1 S ksoftirqd/1 hans@Musik:~$ grep RTIRQ_NAME_LIST /etc/default/rtirq # RTIRQ_NAME_LIST="rtc snd usb i8042" # old RTIRQ_NAME_LIST="snd usb i8042" hans@Musik:~$ lsb_release -d Description: Ubuntu 16.04.2 LTS hans@Musik:~$ hope i had understand all the instructions the right way. bye hans -- ubuntu-studio-users mailing list ubuntu-studio-users@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-studio-users
