Digital Ham Radio

Karl Larsen k5di at
Tue Jul 10 23:30:16 UTC 2007

Karl Larsen wrote:
> Karl Larsen wrote:
>>    I got my Amateur Radio software named Gmfsk compiled and working, 
>> but when I try to transmit I get this error message.
>> *** opensnd: open: /dev/dsp: Device or resource busy ***
>>    I thought perhaps this means I have no ownership of /dev/dsp but I 
>> found I OWN /dev/dsp which was a shock :-)
>> [karl at localhost ~]$ ls -al /dev/dsp
>> crw-rw----+ 1 karl root 14, 3 2007-07-10 04:42 /dev/dsp
>> [karl at localhost ~]$
>>    This software has been a problem but I got it working in FC6. 
>> There I had to give myself uucp Group and then the Serial Port 
>> /dev/ttyS1 worked. I have already done that here but the /dev/dsp 
>> problem is a new one.
>>    Has anyone seen something like this?
>> Karl
>    I turned on the software again so that I could receive some data 
> and that worked fine but I got an odd error message that said:
> (gmfsk:7540): GnomeUI-WARNING **: While connecting to session manager:
> Could not open network socket.
> *** opensnd: open: /dev/dsp: Device or resource busy ***
> [karl at k5di ~]$
> The gmfsk:7540 is my old software and the part about not open network 
> socket sounds like it might be bacause I am using NetworkManager now. 
> This IS a change from FC6 so I think it is worth changing back to 
> network to see if that fixes the problem.
> Karl
Alas, the change to network did stop the error call about network but 
the busy /dev/dsp remains a real problem.


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