---
title: badFileTypeOrFormat
framework: system
role: symbol
role_heading: Type Property
path: system/errno/badfiletypeorformat
---

# badFileTypeOrFormat

Inappropriate file type or format.

## Declaration

```swift
static var badFileTypeOrFormat: Errno { get }
```

## Mentioned in

Adopting Swift Error Constants

## Discussion

Discussion The file was the wrong type for the operation, or a data file had the wrong format. The corresponding C error is EFTYPE.

## See Also

### File System Errors

- [directoryNotEmpty](system/errno/directorynotempty.md)
- [diskQuotaExceeded](system/errno/diskquotaexceeded.md)
- [noSpace](system/errno/nospace.md)
- [readOnlyFileSystem](system/errno/readonlyfilesystem.md)
- [tooManyLinks](system/errno/toomanylinks.md)
- [tooManyOpenFilesInSystem](system/errno/toomanyopenfilesinsystem.md)
- [tooManyOpenFiles](system/errno/toomanyopenfiles.md)