Hi,
I keep coming up against this same issue in the full version of GP and I wonder if anyone else has experienced something like it …and solved the problem?
Whenever I configure an expression pedal or a rotary knob to control a widget fader or pedal, it all looks fine until I start playing my trumpet through GP and then when I operate the controls, they are glitchy and slow and get stuck intermittently. In short, they are unusable.
It’s not a consistent problem - it comes and goes.
I’ve tried changing the expression pedals, changing the rotary knobs, swapping them over etc. and I’ve tried it on a different Mac.
It’s not about CPU either - that hovers around 14% to 18%
I just can’t consistently smooth controls.
Please help.
Thanks,
Pip
How looks your Global MIDI Monitor Window when you only move your controller?
And does it look when you play your trumpet through GP?
CC 50: 33 Channel 10
CC 50: 36 Channel 10
CC 50: 39 Channel 10
CC 50: 41 Channel 10
CC 50: 43 Channel 10
CC 50: 46 Channel 10
CC 50: 48 Channel 10
CC 50: 50 Channel 10
CC 50: 52 Channel 10
CC 50: 54 Channel 10
CC 50: 56 Channel 10
CC 50: 58 Channel 10
CC 50: 60 Channel 10
CC 50: 62 Channel 10
CC 50: 64 Channel 10
CC 50: 66 Channel 10
CC 50: 69 Channel 10
CC 50: 72 Channel 10
CC 50: 74 Channel 10
CC 50: 77 Channel 10
CC 50: 79 Channel 10
CC 50: 82 Channel 10
CC 50: 84 Channel 10
CC 50: 87 Channel 10
CC 50: 89 Channel 10
CC 50: 92 Channel 10
CC 50: 94 Channel 10
CC 50: 96 Channel 10
CC 50: 98 Channel 10
CC 50: 100 Channel 10
CC 50: 102 Channel 10
CC 50: 104 Channel 10
CC 50: 106 Channel 10
CC 50: 117 Channel 10
CC 50: 120 Channel 10
CC 50: 122 Channel 10
CC 50: 124 Channel 10
CC 50: 126 Channel 10
CC 50: 127 Channel 10
CC 50: 114 Channel 10
CC 50: 112 Channel 10
CC 50: 110 Channel 10
CC 50: 108 Channel 10
CC 50: 105 Channel 10
CC 50: 103 Channel 10
CC 50: 100 Channel 10
CC 50: 98 Channel 10
CC 50: 96 Channel 10
CC 50: 94 Channel 10
CC 50: 92 Channel 10
CC 50: 70 Channel 10
CC 50: 55 Channel 10
CC 50: 51 Channel 10
CC 50: 49 Channel 10
CC 50: 47 Channel 10
CC 50: 45 Channel 10
CC 50: 43 Channel 10
CC 50: 0 Channel 10
CC 50: 46 Channel 10
CC 50: 62 Channel 10
CC 50: 64 Channel 10
CC 50: 66 Channel 10
CC 50: 69 Channel 10
CC 50: 71 Channel 10
CC 50: 74 Channel 10
CC 50: 76 Channel 10
CC 50: 78 Channel 10
CC 50: 80 Channel 10
CC 50: 82 Channel 10
CC 50: 85 Channel 10
CC 50: 88 Channel 10
CC 50: 90 Channel 10
CC 50: 92 Channel 10
CC 50: 94 Channel 10
CC 50: 97 Channel 10
CC 50: 100 Channel 10
CC 50: 112 Channel 10
CC 50: 126 Channel 10
CC 50: 127 Channel 10
CC 50: 116 Channel 10
CC 50: 113 Channel 10
CC 50: 111 Channel 10
CC 50: 95 Channel 10
CC 50: 93 Channel 10
CC 50: 91 Channel 10
CC 50: 89 Channel 10
CC 50: 87 Channel 10
CC 50: 84 Channel 10
CC 50: 82 Channel 10
CC 50: 79 Channel 10
CC 50: 76 Channel 10
CC 50: 73 Channel 10
CC 50: 70 Channel 10
CC 50: 67 Channel 10
CC 50: 64 Channel 10
CC 50: 61 Channel 10
CC 50: 58 Channel 10
CC 50: 55 Channel 10
CC 50: 52 Channel 10
CC 50: 49 Channel 10
CC 50: 47 Channel 10
CC 50: 44 Channel 10
CC 50: 42 Channel 10
CC 50: 39 Channel 10
CC 50: 37 Channel 10
CC 50: 34 Channel 10
CC 50: 32 Channel 10
CC 50: 30 Channel 10
CC 50: 28 Channel 10
CC 50: 26 Channel 10
CC 50: 23 Channel 10
CC 50: 20 Channel 10
CC 50: 0 Channel 10
CC 50: 17 Channel 10
CC 50: 21 Channel 10
CC 50: 23 Channel 10
CC 50: 25 Channel 10
CC 50: 28 Channel 10
CC 50: 31 Channel 10
CC 50: 33 Channel 10
CC 50: 35 Channel 10
CC 50: 38 Channel 10
CC 50: 40 Channel 10
CC 50: 42 Channel 10
CC 50: 45 Channel 10
CC 50: 48 Channel 10
CC 50: 50 Channel 10
CC 50: 53 Channel 10
CC 50: 64 Channel 10
CC 50: 76 Channel 10
CC 50: 78 Channel 10
CC 50: 80 Channel 10
CC 50: 84 Channel 10
CC 50: 87 Channel 10
CC 50: 90 Channel 10
CC 50: 94 Channel 10
CC 50: 96 Channel 10
CC 50: 100 Channel 10
CC 50: 102 Channel 10
CC 50: 104 Channel 10
CC 50: 107 Channel 10
CC 50: 109 Channel 10
CC 50: 112 Channel 10
CC 50: 126 Channel 10
CC 50: 127 Channel 10
CC 50: 124 Channel 10
CC 50: 122 Channel 10
CC 50: 120 Channel 10
CC 50: 118 Channel 10
CC 50: 116 Channel 10
CC 50: 113 Channel 10
CC 50: 109 Channel 10
CC 50: 99 Channel 10
CC 50: 95 Channel 10
CC 50: 93 Channel 10
CC 50: 89 Channel 10
CC 50: 86 Channel 10
CC 50: 83 Channel 10
CC 50: 70 Channel 10
CC 50: 68 Channel 10
CC 50: 66 Channel 10
CC 50: 64 Channel 10
CC 50: 61 Channel 10
CC 50: 58 Channel 10
CC 50: 55 Channel 10
CC 50: 52 Channel 10
CC 50: 49 Channel 10
CC 50: 46 Channel 10
CC 50: 42 Channel 10
CC 50: 39 Channel 10
CC 50: 36 Channel 10
CC 50: 33 Channel 10
CC 50: 30 Channel 10
CC 50: 28 Channel 10
CC 50: 26 Channel 10
CC 50: 24 Channel 10
CC 50: 22 Channel 10
CC 50: 20 Channel 10
CC 50: 7 Channel 10
CC 50: 4 Channel 10
CC 50: 1 Channel 10
CC 50: 0 Channel 10
CC 51: 122 Channel 11
CC 51: 120 Channel 11
CC 51: 118 Channel 11
CC 51: 116 Channel 11
CC 51: 113 Channel 11
CC 51: 110 Channel 11
CC 51: 107 Channel 11
CC 51: 102 Channel 11
CC 51: 99 Channel 11
CC 51: 94 Channel 11
CC 51: 90 Channel 11
CC 51: 85 Channel 11
CC 51: 81 Channel 11
CC 51: 76 Channel 11
CC 51: 72 Channel 11
CC 51: 67 Channel 11
CC 51: 63 Channel 11
CC 51: 59 Channel 11
CC 51: 55 Channel 11
CC 51: 50 Channel 11
CC 51: 47 Channel 11
CC 51: 43 Channel 11
CC 51: 39 Channel 11
CC 51: 36 Channel 11
CC 51: 33 Channel 11
CC 51: 30 Channel 11
CC 51: 26 Channel 11
CC 51: 23 Channel 11
CC 51: 20 Channel 11
CC 51: 16 Channel 11
CC 51: 13 Channel 11
CC 51: 9 Channel 11
CC 51: 5 Channel 11
CC 51: 1 Channel 11
CC 51: 0 Channel 11
CC 51: 3 Channel 11
CC 51: 5 Channel 11
CC 51: 7 Channel 11
CC 51: 9 Channel 11
CC 51: 11 Channel 11
CC 51: 14 Channel 11
CC 51: 47 Channel 11
CC 51: 72 Channel 11
CC 51: 86 Channel 11
CC 51: 89 Channel 11
CC 51: 94 Channel 11
CC 51: 96 Channel 11
CC 51: 101 Channel 11
CC 51: 103 Channel 11
CC 51: 127 Channel 11
CC 51: 123 Channel 11
CC 51: 121 Channel 11
CC 51: 119 Channel 11
CC 51: 117 Channel 11
CC 51: 115 Channel 11
CC 51: 113 Channel 11
CC 51: 111 Channel 11
CC 51: 109 Channel 11
CC 51: 107 Channel 11
CC 51: 105 Channel 11
CC 51: 103 Channel 11
CC 51: 101 Channel 11
CC 51: 96 Channel 11
CC 51: 94 Channel 11
CC 51: 92 Channel 11
CC 51: 89 Channel 11
CC 51: 87 Channel 11
CC 51: 84 Channel 11
CC 51: 80 Channel 11
CC 51: 77 Channel 11
CC 51: 70 Channel 11
CC 51: 66 Channel 11
CC 51: 49 Channel 11
CC 51: 46 Channel 11
CC 51: 41 Channel 11
CC 51: 36 Channel 11
CC 51: 32 Channel 11
CC 51: 29 Channel 11
CC 51: 27 Channel 11
CC 51: 24 Channel 11
CC 51: 20 Channel 11
CC 51: 17 Channel 11
CC 51: 0 Channel 11
CC 51: 69 Channel 11
CC 51: 86 Channel 11
CC 51: 117 Channel 11
CC 51: 121 Channel 11
CC 51: 127 Channel 11
CC 51: 122 Channel 11
CC 51: 119 Channel 11
CC 51: 117 Channel 11
CC 51: 114 Channel 11
CC 51: 112 Channel 11
CC 51: 109 Channel 11
CC 51: 105 Channel 11
CC 51: 103 Channel 11
CC 51: 101 Channel 11
CC 51: 99 Channel 11
CC 51: 96 Channel 11
CC 51: 94 Channel 11
CC 51: 92 Channel 11
CC 51: 88 Channel 11
CC 51: 86 Channel 11
CC 51: 84 Channel 11
CC 51: 81 Channel 11
CC 51: 79 Channel 11
CC 51: 77 Channel 11
CC 51: 75 Channel 11
CC 51: 73 Channel 11
CC 51: 71 Channel 11
CC 51: 69 Channel 11
CC 51: 67 Channel 11
CC 51: 63 Channel 11
CC 51: 61 Channel 11
CC 51: 59 Channel 11
CC 51: 56 Channel 11
CC 51: 53 Channel 11
CC 51: 51 Channel 11
CC 51: 46 Channel 11
CC 51: 44 Channel 11
CC 51: 41 Channel 11
CC 51: 35 Channel 11
CC 51: 31 Channel 11
CC 51: 29 Channel 11
CC 51: 27 Channel 11
CC 51: 25 Channel 11
CC 51: 23 Channel 11
CC 51: 20 Channel 11
CC 51: 17 Channel 11
CC 51: 8 Channel 11
CC 51: 3 Channel 11
CC 51: 0 Channel 11
CC 51: 5 Channel 11
CC 51: 58 Channel 11
CC 51: 61 Channel 11
CC 51: 64 Channel 11
CC 51: 68 Channel 11
CC 51: 72 Channel 11
CC 51: 74 Channel 11
CC 51: 78 Channel 11
CC 51: 82 Channel 11
CC 51: 86 Channel 11
CC 51: 89 Channel 11
CC 51: 94 Channel 11
CC 51: 96 Channel 11
CC 51: 98 Channel 11
CC 51: 101 Channel 11
CC 51: 103 Channel 11
CC 51: 105 Channel 11
CC 51: 107 Channel 11
CC 51: 111 Channel 11
CC 51: 113 Channel 11
CC 51: 127 Channel 11
CC 51: 124 Channel 11
CC 51: 122 Channel 11
CC 51: 120 Channel 11
CC 51: 118 Channel 11
CC 51: 116 Channel 11
CC 51: 113 Channel 11
CC 51: 111 Channel 11
CC 51: 109 Channel 11
CC 51: 107 Channel 11
CC 51: 104 Channel 11
CC 51: 101 Channel 11
CC 51: 98 Channel 11
CC 51: 95 Channel 11
CC 51: 93 Channel 11
CC 51: 91 Channel 11
CC 51: 89 Channel 11
CC 51: 86 Channel 11
CC 51: 84 Channel 11
CC 51: 82 Channel 11
CC 51: 80 Channel 11
CC 51: 78 Channel 11
CC 51: 76 Channel 11
CC 51: 73 Channel 11
CC 51: 71 Channel 11
CC 51: 69 Channel 11
CC 51: 67 Channel 11
CC 51: 65 Channel 11
CC 51: 63 Channel 11
CC 51: 60 Channel 11
CC 51: 58 Channel 11
CC 51: 56 Channel 11
CC 51: 53 Channel 11
CC 51: 51 Channel 11
CC 51: 46 Channel 11
CC 51: 41 Channel 11
CC 51: 39 Channel 11
CC 51: 36 Channel 11
CC 51: 31 Channel 11
CC 51: 29 Channel 11
CC 51: 27 Channel 11
CC 51: 25 Channel 11
CC 51: 23 Channel 11
CC 51: 20 Channel 11
CC 51: 18 Channel 11
CC 51: 16 Channel 11
CC 51: 13 Channel 11
CC 51: 10 Channel 11
CC 51: 8 Channel 11
CC 51: 6 Channel 11
CC 51: 3 Channel 11
CC 51: 0 Channel 11
CC 51: 127 Channel 11
CC 50: 21 Channel 10
CC 50: 23 Channel 10
CC 50: 21 Channel 10
*edited by @edm11 to constrain the text into preformatted box
All that from a few ups and downs of two pedals.
Maybe I have got the wrong idea about how expression pedals should work through the MC6Pro
However, I have seen the same sticky behaviour when I tried it using rotary knobs on the Aka MPK Mini.
Fresh session this afternoon.
All switched on and the first thing I did was to move the pedals. The widgets all responded perfectly. I spend a minute pumping two expression pedals. All fine.
As soon as I started playing the trumpet they started sticking again.
How very odd!
the pedals are mapped to CC50 channel 10 and CC51 channel 11.
I suppose those numbers that change are the ones between 0 and 127 for the pedal control change.
@Pippington you forgot to answer an important question from @pianopaul 
1 Like
That was how it was looking while I was playing the trumpet through GP.
I mean, those numbers came out while I was playing the trumpet.
Would the processing of sound during midi changes make a difference to the midi numbers?
Subjectively, that’s how it feels. When I play the widgets get “sticky” and are pretty much unusable.
Dumb arse here.
Having read your original question a bit more carefully, I’m going to get some numbers, first without the trumpet and then with the trumpet.
I’ll be right back.
Here’s one sweep of each pedal without trumpet.
CC 50: 3 Channel 10
CC 50: 5 Channel 10
CC 50: 7 Channel 10
CC 50: 9 Channel 10
CC 50: 11 Channel 10
CC 50: 13 Channel 10
CC 50: 15 Channel 10
CC 50: 17 Channel 10
CC 50: 19 Channel 10
CC 50: 21 Channel 10
CC 50: 24 Channel 10
CC 50: 26 Channel 10
CC 50: 28 Channel 10
CC 50: 31 Channel 10
CC 50: 33 Channel 10
CC 50: 36 Channel 10
CC 50: 38 Channel 10
CC 50: 40 Channel 10
CC 50: 42 Channel 10
CC 50: 44 Channel 10
CC 50: 46 Channel 10
CC 50: 49 Channel 10
CC 50: 51 Channel 10
CC 50: 53 Channel 10
CC 50: 57 Channel 10
CC 50: 62 Channel 10
CC 50: 66 Channel 10
CC 50: 70 Channel 10
CC 50: 72 Channel 10
CC 50: 74 Channel 10
CC 50: 76 Channel 10
CC 50: 78 Channel 10
CC 50: 80 Channel 10
CC 50: 82 Channel 10
CC 50: 84 Channel 10
CC 50: 86 Channel 10
CC 50: 88 Channel 10
CC 50: 90 Channel 10
CC 50: 93 Channel 10
CC 50: 95 Channel 10
CC 50: 98 Channel 10
CC 50: 100 Channel 10
CC 50: 102 Channel 10
CC 50: 104 Channel 10
CC 50: 107 Channel 10
CC 50: 109 Channel 10
CC 50: 111 Channel 10
CC 50: 113 Channel 10
CC 50: 115 Channel 10
CC 50: 117 Channel 10
CC 50: 119 Channel 10
CC 50: 121 Channel 10
CC 50: 123 Channel 10
CC 50: 126 Channel 10
CC 50: 127 Channel 10
CC 50: 124 Channel 10
CC 50: 121 Channel 10
CC 50: 118 Channel 10
CC 50: 115 Channel 10
CC 50: 112 Channel 10
CC 50: 109 Channel 10
CC 50: 106 Channel 10
CC 50: 104 Channel 10
CC 50: 102 Channel 10
CC 50: 100 Channel 10
CC 50: 98 Channel 10
CC 50: 88 Channel 10
CC 50: 86 Channel 10
CC 50: 83 Channel 10
CC 50: 81 Channel 10
CC 50: 78 Channel 10
CC 50: 76 Channel 10
CC 50: 73 Channel 10
CC 50: 70 Channel 10
CC 50: 67 Channel 10
CC 50: 64 Channel 10
CC 50: 61 Channel 10
CC 50: 58 Channel 10
CC 50: 55 Channel 10
CC 50: 53 Channel 10
CC 50: 50 Channel 10
CC 50: 48 Channel 10
CC 50: 46 Channel 10
CC 50: 44 Channel 10
CC 50: 42 Channel 10
CC 50: 33 Channel 10
CC 50: 31 Channel 10
CC 50: 29 Channel 10
CC 50: 27 Channel 10
CC 50: 25 Channel 10
CC 50: 23 Channel 10
CC 50: 21 Channel 10
CC 50: 19 Channel 10
CC 50: 17 Channel 10
CC 50: 15 Channel 10
CC 50: 13 Channel 10
CC 50: 11 Channel 10
CC 50: 9 Channel 10
CC 50: 7 Channel 10
CC 50: 5 Channel 10
CC 50: 3 Channel 10
CC 50: 1 Channel 10
CC 50: 0 Channel 10
CC 51: 3 Channel 11
CC 51: 5 Channel 11
CC 51: 7 Channel 11
CC 51: 9 Channel 11
CC 51: 12 Channel 11
CC 51: 15 Channel 11
CC 51: 19 Channel 11
CC 51: 22 Channel 11
CC 51: 47 Channel 11
CC 51: 53 Channel 11
CC 51: 59 Channel 11
CC 51: 61 Channel 11
CC 51: 64 Channel 11
CC 51: 68 Channel 11
CC 51: 70 Channel 11
CC 51: 72 Channel 11
CC 51: 74 Channel 11
CC 51: 76 Channel 11
CC 51: 78 Channel 11
CC 51: 80 Channel 11
CC 51: 82 Channel 11
CC 51: 84 Channel 11
CC 51: 86 Channel 11
CC 51: 88 Channel 11
CC 51: 90 Channel 11
CC 51: 92 Channel 11
CC 51: 94 Channel 11
CC 51: 96 Channel 11
CC 51: 98 Channel 11
CC 51: 100 Channel 11
CC 51: 102 Channel 11
CC 51: 104 Channel 11
CC 51: 106 Channel 11
CC 51: 109 Channel 11
CC 51: 111 Channel 11
CC 51: 113 Channel 11
CC 51: 115 Channel 11
CC 51: 117 Channel 11
CC 51: 119 Channel 11
CC 51: 121 Channel 11
CC 51: 123 Channel 11
CC 51: 125 Channel 11
CC 51: 127 Channel 11
CC 51: 124 Channel 11
CC 51: 122 Channel 11
CC 51: 119 Channel 11
CC 51: 116 Channel 11
CC 51: 113 Channel 11
CC 51: 110 Channel 11
CC 51: 107 Channel 11
CC 51: 104 Channel 11
CC 51: 100 Channel 11
CC 51: 97 Channel 11
CC 51: 93 Channel 11
CC 51: 90 Channel 11
CC 51: 86 Channel 11
CC 51: 83 Channel 11
CC 51: 80 Channel 11
CC 51: 77 Channel 11
CC 51: 75 Channel 11
CC 51: 73 Channel 11
CC 51: 70 Channel 11
CC 51: 67 Channel 11
CC 51: 63 Channel 11
CC 51: 52 Channel 11
CC 51: 45 Channel 11
CC 51: 40 Channel 11
CC 51: 35 Channel 11
CC 51: 27 Channel 11
CC 51: 20 Channel 11
CC 51: 0 Channel 11
And here are the same two pedal sweeps but with the trumpet playing.
…and very “sticky” pedals.
CC 50: 127 Channel 10
CC 50: 116 Channel 10
CC 50: 96 Channel 10
CC 50: 93 Channel 10
CC 50: 90 Channel 10
CC 50: 79 Channel 10
CC 50: 64 Channel 10
CC 50: 18 Channel 10
CC 50: 15 Channel 10
CC 50: 0 Channel 10
CC 51: 47 Channel 11
CC 51: 101 Channel 11
CC 51: 103 Channel 11
CC 51: 127 Channel 11
CC 51: 124 Channel 11
CC 51: 122 Channel 11
CC 51: 120 Channel 11
CC 51: 118 Channel 11
CC 51: 115 Channel 11
CC 51: 113 Channel 11
CC 51: 111 Channel 11
CC 51: 108 Channel 11
CC 51: 106 Channel 11
CC 51: 103 Channel 11
CC 51: 100 Channel 11
CC 51: 98 Channel 11
CC 51: 96 Channel 11
CC 51: 93 Channel 11
CC 51: 90 Channel 11
CC 51: 88 Channel 11
CC 51: 85 Channel 11
CC 51: 83 Channel 11
CC 51: 80 Channel 11
CC 51: 78 Channel 11
CC 51: 76 Channel 11
CC 51: 73 Channel 11
CC 51: 71 Channel 11
CC 51: 67 Channel 11
CC 51: 52 Channel 11
CC 51: 50 Channel 11
CC 51: 48 Channel 11
CC 51: 46 Channel 11
CC 51: 44 Channel 11
CC 51: 41 Channel 11
CC 51: 39 Channel 11
CC 51: 35 Channel 11
CC 51: 31 Channel 11
CC 51: 20 Channel 11
CC 51: 0 Channel 11
so, it seems to be skipping a lot of midi numbers….
What MIDI messages are sent by the trumpet?
None.
The trumpet produces audio only.
I’d be happy to send you the Gig file if it might help.
I though it is a MIDI trumpet, is it ? What is the brand en model of this trumpet ?
If your trumpet only produce audio, what do you do with it in GP, are you processing some effects? Then which ones ?
It’s a standard, normal trumpet in Bb.
I have very good mic in the bell which goes into my Apollo interface.
Behind the Apollo there is UA’s Console software, which does the pre-amp and some compression before the audio goes into GP.
In GP there’s quite a lot going on. Multiple pitch-shifting, reverb with a freeze function connected to a sustain pedal. Expression pedals controlling volume output of some plugins and pitch changes in others.
Everything maps to widgets which do all the sound changes.
There’s also an Organ (Organteq2 by Modartt)
There are also sound files, which GP can play using Audio Player, or whatever it’s called.
This is all heading for a first performance of a new work in June this year.
…if I can get past this sticky pedals/faders/sliders problem….
Hi John-Paul
Some of that Gig file might be a bit confusing.
I’m actually only working in one corner of it at the moment (since I keep running into problems)
Rackspace 4, Variation 3. That’s where I’ve been working.
…and I’ve got ahead of myself a bit and haven’t kept up to date with the labelling of some of the fader widgets. I hope I haven’t been too misleading…
The problem is with that widget group A.
Three sliders working together - and one or two are inverted.
When it works it’s fantastic - but its very, very sticky.
I’ll be very interested to know if you can replicate the “stickyness”
Thanks for your help,
Pip