---
title: NSTargetObjectUserInfoKey
framework: objectivec
role: article
role_heading: Article
path: objectivec/nstargetobjectuserinfokey
---

# NSTargetObjectUserInfoKey

The object on which the key value coding operation failed.

## See Also

### Constants

- [NSUnknownUserInfoKey](objectivec/nsunknownuserinfokey.md)