kMIDIInvalidPort The port is invalid. Declarationvar kMIDIInvalidPort: OSStatus { get } See AlsoError CodeskMIDIInvalidClientkMIDIWrongEndpointTypekMIDINoConnectionkMIDIUnknownEndpointkMIDIUnknownPropertykMIDIWrongPropertyTypekMIDINoCurrentSetupkMIDIMessageSendErrkMIDIServerStartErrkMIDISetupFormatErrkMIDIWrongThreadkMIDIObjectNotFoundkMIDIIDNotUniquekMIDINotPermittedkMIDIUnknownError