# GetInvalidBoneMappings

[ExistentDocumentation](https://gitlab.com/lightgarden-studios/existent-documentation/-/blob/v0.1.0/resources/BPNodes/index.md) > [ExistentBoneMappingsBase](https://docs.existent.com/documentation/resources/existent-api/index/existentbonemappingsbase) > Get Invalid Bone Mappings

## Get Invalid Bone Mappings

Returns an array of all the currently invalid bone mappings. Will skip any property that has been added to the excluded bone names.

![](https://1703910255-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FMcYOcQvRHegsbRBs8rGB%2Fuploads%2Fgit-blob-719cc92885f214b70ff7d5f9ada54a9366d7f26f%2Fnd_img_GetInvalidBoneMappings.png?alt=media)

#### Inputs

|                                                                                |   |
| ------------------------------------------------------------------------------ | - |
| <p><strong>Target</strong><br>Existent Bone Mappings Base Object Reference</p> |   |

#### Outputs

|                                                        |                                    |
| ------------------------------------------------------ | ---------------------------------- |
| <p><strong>Return Value</strong><br>Array of Names</p> | An array of invalid bone mappings. |