---
title: internal
framework: metal
role: symbol
role_heading: Type Property
path: metal/mtlioerror-swift.struct/internal
---

# internal

An error that represents a problem internal to the Metal framework.

## Declaration

```swift
static var `internal`: MTLIOError.Code { get }
```

## See Also

### Error codes

- [urlInvalid](metal/mtlioerror-swift.struct/urlinvalid.md)
- [MTLIOError.Code](metal/mtlioerror-swift.struct/code.md)