Could you post<br>cat /proc/intterupts too? Perhaps your USB interface & mouse are on the same IRQ.. that might upset things (though it shouldn't)<br><br>Have you tried other physical USB ports for the mouse & interface?<br>
<br>-H<br><br>On Saturday, December 17, 2011, Carlo Ascani <<a href="mailto:carlo.ratm@gmail.com">carlo.ratm@gmail.com</a>> wrote:<br>> Hi all,<br>><br>> Jackd does not start if an USB mouse is plugged into my laptop.<br>
> I am using an USB Audio card (Alesis IO|2)<br>><br>> Some infos:<br>><br>> Laptop is a Toshiba Satellite A660<br>> Distribution is Ubuntu Linux 11.04<br>><br>> $ uname -a<br>> Linux jaco 2.6.38-8-lowlatency-pae #42+all1~lucid1-Ubuntu SMP PREEMPT<br>
> Fri Apr 29 03:15:36 UTC 2011 i686 GNU/Linux<br>><br>> $ lspci | grep USB<br>> 00:1a.0 USB Controller: Intel Corporation 5 Series/3400 Series Chipset<br>> USB2 Enhanced Host Controller (rev 05)<br>> 00:1d.0 USB Controller: Intel Corporation 5 Series/3400 Series Chipset<br>
> USB2 Enhanced Host Controller (rev 05)<br>><br>> $ lsusb<br>> Bus 002 Device 005: ID 046d:c03e Logitech, Inc. Premium Optical Wheel Mouse<br>> Bus 002 Device 004: ID 13b2:0008<br>> Bus 002 Device 002: ID 8087:0020<br>
> Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub<br>> Bus 001 Device 004: ID 04f2:b1e4 Chicony Electronics Co., Ltd<br>> Bus 001 Device 002: ID 8087:0020<br>> Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub<br>
><br>><br>> jackd error when an USB mouse is plugged in;<br>><br>> $ jackd -d alsa -d hw:1 -r 44100<br>> jackdmp 1.9.7<br>> Copyright 2001-2005 Paul Davis and others.<br>> Copyright 2004-2011 Grame.<br>
> jackdmp comes with ABSOLUTELY NO WARRANTY<br>> This is free software, and you are welcome to redistribute it<br>> under certain conditions; see the file COPYING for details<br>> no message buffer overruns<br>
> no message buffer overruns<br>> JACK server starting in realtime mode with priority 10<br>> control device hw:1<br>> control device hw:1<br>> audio_reservation_init<br>> Acquire audio card Audio1<br>> creating alsa driver ... hw:1|hw:1|1024|2|44100|0|0|nomon|swmeter|-|32bit<br>
> control device hw:1<br>> configuring for 44100Hz, period = 1024 frames (23.2 ms), buffer = 2 periods<br>> ALSA: final selected sample format for capture: 24bit little-endian<br>> ALSA: use 2 periods for capture<br>
> ALSA: final selected sample format for playback: 24bit little-endian<br>> ALSA: use 2 periods for playback<br>> ALSA: could not start playback (Broken pipe)<br>> Cannot start driver<br>> JackServer::Start() failed with -1<br>
> Failed to start server<br>> control device hw:1<br>> Released audio card Audio1<br>> audio_reservation_finish<br>> control device hw:1<br>><br>> The same command, without mouse, just works,<br>><br>
> Any ideas ?<br>><br>> Thank you<br>><br>> --<br>> Carlo Ascani | <a href="http://www.carloratm.org">www.carloratm.org</a><br>> skype: carloratm<br>> cell: 3202915799<br>> _______________________________________________<br>
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