---
title: MTLLibraryError.Code
framework: metal
role: symbol
role_heading: Enumeration
path: metal/mtllibraryerror-swift.struct/code
---

# MTLLibraryError.Code

Error codes for Metal library errors.

## Declaration

```swift
enum Code
```

## Topics

### Errors

- [MTLLibraryError.Code.unsupported](metal/mtllibraryerror-swift.struct/code/unsupported.md)
- [MTLLibraryError.Code.internal](metal/mtllibraryerror-swift.struct/code/internal.md)
- [MTLLibraryError.Code.compileFailure](metal/mtllibraryerror-swift.struct/code/compilefailure.md)
- [MTLLibraryError.Code.compileWarning](metal/mtllibraryerror-swift.struct/code/compilewarning.md)
- [MTLLibraryError.Code.fileNotFound](metal/mtllibraryerror-swift.struct/code/filenotfound.md)
- [MTLLibraryError.Code.functionNotFound](metal/mtllibraryerror-swift.struct/code/functionnotfound.md)
- [MTLLibraryError.Code.unsupported](metal/mtllibraryerror-swift.struct/code/unsupported.md)
- [MTLLibraryError.Code.internal](metal/mtllibraryerror-swift.struct/code/internal.md)
- [MTLLibraryError.Code.compileFailure](metal/mtllibraryerror-swift.struct/code/compilefailure.md)
- [MTLLibraryError.Code.compileWarning](metal/mtllibraryerror-swift.struct/code/compilewarning.md)
- [MTLLibraryError.Code.fileNotFound](metal/mtllibraryerror-swift.struct/code/filenotfound.md)
- [MTLLibraryError.Code.functionNotFound](metal/mtllibraryerror-swift.struct/code/functionnotfound.md)

### Initializers

- [init(rawValue:)](metal/mtllibraryerror-swift.struct/code/init(rawvalue:).md)

## Relationships

### Conforms To

- [BitwiseCopyable](swift/bitwisecopyable.md)
- [Equatable](swift/equatable.md)
- [Hashable](swift/hashable.md)
- [RawRepresentable](swift/rawrepresentable.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)

## See Also

### Errors

- [MTLLibraryError](metal/mtllibraryerror-swift.struct.md)
- [MTLLibraryErrorDomain](metal/mtllibraryerrordomain.md)