REPLY:  21d12af7   
   MSGID: 2:250/1@fidonet 68fb8fdd   
   CHRS: CP437 2   
   TZUTC: 0100   
   TID: MBSE-FIDO 1.1.1 (Linux-x86_64)   
      
   Hello Adrian!   
      
   Look through your logs to see what updates have occurred between the two   
   date/time periods.   
      
      
      
   23 Oct 25 19:09, you wrote to all:   
      
    > Pi3 running Bookworm.   
      
    > I have a python program that runs continuously, that will when it   
    > detects an event call aplay to play a short tune.   
      
    > This has been working fine, until today.  I had to reboot the Pi   
    > earlier today, and now the python won't play aplay (the python is   
    > running as it logs when the event happens).   
      
    > If I do a cut and paste of the aplay command, it works fine.  So the   
    > problem looks as though it is some thing to do with the python call.   
    > Both command line and python are running under the same user.   
      
    > What I'm seeing logged by the python code is the following error :   
      
    > ALSA lib pcm_dmix.c:999:(snd_pcm_dmix_open) unable to open slave   
    > aplay: main:831 audio open error: Unknown error 524   
      
    > I've tried rebooting again, and an Internet search doesn't come up   
    > with anything for my particular problem (they all seem to be "nothing   
    > working").   
      
    > Any suggestions on what to hit with the big hammer ?   
      
    > TIA   
      
    > Adrian   
    > --   
    > To Reply :   
    > replace "bulleid" with "adrian" - all mail to bulleid is rejected   
    > Sorry for the rigmarole, If I want spam, I'll go to the shops   
    > Every time someone says "I don't believe in trolls", another one dies.   
      
      
      
   Vincent   
      
      
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