# camera-rig-invalid

> Talos 0.7 · Since 0.6

A camera's `rig`, `output` or `blendIn` cannot work: a following rig with no `target`, `viewport` without `output: "viewport"` or the reverse, a rectangle outside the window or with no area, an overlay or viewport camera that is `primary`, a negative blend time.

| | |
|---|---|
| Severity | `error` |
| Source | `contract` |
| Offers a fix patch | no |

## Messages

The message opens with the code; `<…>` stands for a value.

- `camera on "<…>" <…>`

## Where it points

- `/<n>/<n>`

## Components it can refuse

- `camera`

## Since / changed

See the version chips above and what changed.