Lower Expression note in sound

When I use in Dorico Iconica ensemble I hear de low notes that are used for expression. In this case natural
I hear the low strings note in the piano part.
I have use the piano at midi channel 1 and the iconica strings midi channel 3 . But insteat of that I hear de low strings sound at te beginnen als te piece in te piano channel. How can I fix that?

Use an Expression Map compatible with the Iconic Instruments. IIRC John Barron has created one for Iconica and did a Discover Doricco YouTube video on it near when Iconica first came out.


Ha , thank you, im going to look for that.