Drum map problem

Hi everyone
I try to make some Styles for my korg pa4x

Like this video

If i use midi key editor everything works As well
But if i change any midi tracks “Drum and Percussive” to Dram map … track channel output become same “Channel 10” not in cubase but in my korg input

Please if anyone have answer or idea please tell me, I tried to find a solution to the problem for a long time but nothing works