# vfx-param-invalid

> Talos 0.7 · Since 0.7

A `*.vfx.json` binding names a param the effect does not declare, a number field binds a vec3 or colour param (or the reverse), a param name is malformed, or there are more than 16 params.

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

## Since / changed

See the version chips above and what changed.