yes, I can confirm csound 6 cli frontend here is also not sending the pitchbend messages, but CsoundQT works (both with portmidi and with internal midi). 

For what’s worth Csound 7 (command-line) works perfectly. 
========================
Prof. Victor Lazzarini
Maynooth University
Ireland

> On 18 Apr 2025, at 16:06, Maximilian Marcoll  wrote:
> 
> Hi everyone!
> 
> I’m encountering a rather bizarre behaviour, where there is the expected midi output if I run a .csd from CsoundQT, but there is something else happening when I run from the terminal (on a mac).
> 
> I am sending PitchBend messages and in CsoundQT everything works fine.
> 
> If I run csound from the terminal, however, there is only two PB-Messages being sent, one at the very start and one at the very end. The last one being 8192 (the “0”), regardless of what the last message I am trying to send actually is. 
> 
> Both from the terminal and inside CsoundQT I’m running version 6.18.
> In both cases the midi output connection (portmidi device) is the same, no additional midi options have been activated in CsoundQT.
> 
> If I use the “Run in Terminal” option in CsoundQT, I get the same faulty behaviour I am experiencing by directly running the patch in the terminal manually.
> 
> Can anybody guide me into the right direction?
> 
> Cheers
> 
> Max
> 
> 
> 
> 
> 
> -+rtmidi=portmidi
> -Ma
> -Q2 ; MIDI OUT Device
> -odac
> 
> 
> 
> 
> 
> 
> 
> instr 1
> kpi =int:k(line(7192, p3, 9192))
> kch changed kpi
> 
> schedkwhen kch, 0, 0, "PBSend", 0, .01, kpi
> endin
> 
> instr PBSend 
> imsb = int(p4/128)
> ilsb = int(p4%128)
> print ilsb print imsb midiout 224, 1, ilsb, imsb
> turnoff
> endin
> 
> 
> 
> 
> 
> i1 0 10
> 
> 
> 
> 
> 
> 
> 
> ________________________________
> 
> Prof. Maximilian Marcoll
> Studio Director
> Studio for Electroacoustic Music (SEAM)
> University of Music Franz Liszt Weimar
> Bauhaus University Weimar
> 
> http://seam.hfm-weimar.de/
> 
> 
> 
> 
> 
> 
> 
> 
> 
> 
> 
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