# Invalid dynamic route.

> **InvalidDynamicRoute**: The INVALID\_PARAM param for route ROUTE is invalid. Received **RECEIVED**.

## What went wrong?

[Section titled “What went wrong?”](#what-went-wrong)

A dynamic route param is invalid. This is often caused by an `undefined` parameter or a missing [rest parameter](/en/guides/routing/#rest-parameters).

**See Also:**

* [Dynamic routes](/en/guides/routing/#dynamic-routes)