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ReferenceError: $R is not defined #5876

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Description

@nick22985

Which project does this relate to?

Start

Describe the bug

When you update to v1.136.4 you get the following error when you go to http://localhost:3000/ in the example below:
(index):1 Uncaught ReferenceError: $R is not defined
at (index):1:580

If you install v1.136.3 it goes away

Your Example Website or App

https://github.com/nick22985/tanstack-start-issues/tree/r-is-not-defined

Steps to Reproduce the Bug or Issue

  1. git clone https://github.com/nick22985/tanstack-start-issues/tree/r-is-not-defined
  2. bun i
  3. bun run dev
  4. go to http://localhost:3000/
  5. observe error in console

Expected behavior

no error

Screenshots or Videos

Image

Platform

  • Router / Start Version: 1.136.5
  • OS: Linux
  • Browser: Brave
  • Browser Version: v 1.84.135
  • Bundler: vite (nitro ^3.0.1-alpha.1)
  • Bundler Version: 7.2.2

Additional context

No response

Activity

  1. birkskyum commented on Nov 15, 2025

    @birkskyum
    Member

    So it's related to this recent change:

  2. schiller-manuel commented on Nov 16, 2025

    @schiller-manuel
    Collaborator

    looking into it

  3. schiller-manuel commented on Nov 18, 2025

    @schiller-manuel
    Collaborator
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