     public init(midiOutputName: String? = nil) {
         super.init()
         enableMIDI(name: midiOutputName ?? name)
+        hideVirtualMIDIPort()
     }
 
     /// Enable MIDI input from a given MIDI client

            midiIn = 0
        }
    }

}

            self.samplerUnit.stopNote(noteNumber, onChannel: channel)
        }
    }
    
    /// Discard all virtual ports
    open func destroyEndpoint() {
        if midiIn != 0 {
