---
title: unknownSchema
framework: swiftdata
role: symbol
role_heading: Type Property
path: swiftdata/swiftdataerror/unknownschema
---

# unknownSchema

## Declaration

```swift
static let unknownSchema: SwiftDataError
```

## See Also

### Migration errors

- [backwardMigration](swiftdata/swiftdataerror/backwardmigration.md)