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# MIDIIOErrorNotification

A general I/O error notification.

```
struct MIDIIOErrorNotification
```

## Topics

### Creating an error notification

[`init()`](/documentation/CoreMIDI/MIDIIOErrorNotification/init())

[`init(messageID:messageSize:driverDevice:errorCode:)`](/documentation/CoreMIDI/MIDIIOErrorNotification/init(messageID:messageSize:driverDevice:errorCode:))

### Inspecting an error notification

[`messageID`](/documentation/CoreMIDI/MIDIIOErrorNotification/messageID)

The type of message.

[`messageSize`](/documentation/CoreMIDI/MIDIIOErrorNotification/messageSize)

The size of the message.

[`driverDevice`](/documentation/CoreMIDI/MIDIIOErrorNotification/driverDevice)

The device with an I/O error.

[`errorCode`](/documentation/CoreMIDI/MIDIIOErrorNotification/errorCode)

The error code of the generated error.


---

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