[LAU] SO-666 crashes Ardour [now SO-666 crashes Qtractor]

Rui Nuno Capela rncbc at rncbc.org
Fri Mar 11 21:14:28 UTC 2011


On 03/11/2011 05:46 PM, Kim Cascone wrote:
>> You can work around it by using the following magic:
>>
>>    $ rm -rf debian/source
>>    $ sed -i s/1-1/1/ debian/changelog
>>
>> And then:
>>
>>    $ dpkg-buildpackage -uc -us
> 
> 
> gabriel&  Jeremy
> 
> thanks for the help - the magic workaround worked for building the plugs :)
> 
> I'm assuming that everything needs to move to the proper locations
> indicated by the file structure in the debian directory
> 
> so...
> 
> /home/kim/Desktop/downloads/jeremysalwen-So-synth-LV2-e399ee2/debian/so-synth-lv2/usr/lib/lv2/
> 
> 
> copies to:
> 
> /usr/lib/lv2/
> 
> 
> and
> 
> /home/kim/Desktop/downloads/jeremysalwen-So-synth-LV2-e399ee2/debian/so-synth-lv2/usr/share/doc/
> 
> 
> 
> goes into /usr/share/doc/
> 
> 
> which I did
> 
> -----------------------------------
> next I tested it by
> 
> launching Qtractor 0.4.8
> 
> creating a track
> 
> added the LV2 SO-666 plug
> 
> and immediately the app crashed
> 
> also, tried with the bass and piano plugs following the same procedure
> 
> and the same thing happened
> 
> report from syslog:
> 
> kim-studio kernel: qtractor[12969]: segfault at 10 ip b366cde0 sp
> b22a4f30 error 4 in libsosynth.so[b366c000+3000]
> Mar 11 09:41:06 kim-studio kernel: qtractor[12988]: segfault at 10 ip
> b34ec220 sp b2122f50 error 4 in libsosynth.so[b34ea000+3000]
> Mar 11 09:43:04 kim-studio kernel: qtractor[13013]: segfault at 10 ip
> b36ff758 sp b22d5f30 error 4 in libsosynth.so[b36fe000+3000]
> 

which track type?

apparently there's this issue where qtractor crashes when one adds a
midi instrument lv2 plugin (aka synth) to an audio track (or bus), which
is a mistake to start with--i'm still investigating which fault it is,
either host's or plugin's :/

try adding a midi track and then insert the so-666 plugin to it. it
should work then, as advertised

cheers
-- 
rncbc aka Rui Nuno Capela
rncbc at rncbc.org


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