Prerequisites

• I have written a descriptive issue title
• I have searched existing issues to ensure the bug has not already been reported

Fastify version

4.25.1

Plugin version

No response

Node.js version

21.2.0

Operating system

macOS

Operating system version (i.e. 20.04, 11.3, 10)

14

Description

With the following setup:

- errorHandler (outer)
- register plugin:
  - errorHandler that throws (inner)
  - hook that throws

When the hook executes, the server crashes.

Steps to Reproduce

https://github.com/domdomegg/fastify-crash-mre

Expected Behavior

The server calls the hook, then the inner errorHandler, then the errorHandler.

However, it actually calls the hook, then the inner errorHandler, then crashes.