Bug Report: Paraglide i18n Broken Since v1.139.4 #5974

Which project does this relate to?

Start

Describe the bug

Paraglide internationalization stopped working starting from TanStack Start v1.139.4.
The issue also occurs when cloning the official example directly from this directory:

examples/react/start-i18n-paraglide
GitHub link:
https://github.com/TanStack/router/tree/main/examples/react/start-i18n-paraglide

Your Example Website or App

https://github.com/TanStack/router/tree/main/examples/react/start-i18n-paraglide

Steps to Reproduce the Bug or Issue

1. clone example: https://github.com/TanStack/router/tree/main/examples/react/start-i18n-paraglide
2. npm install
3. npm run dev

Expected behavior

Starting from v1.139.4: Dev server crashes or fails

Screenshots or Videos

Platform

• Router / Start Version: 1.139.4-xxx
• OS: Debian
• Browser: Brave

Additional context

• Works on earlier versions of TanStack Start.
• Regression begins at v1.139.4.
• Breakage also affects a freshly cloned example with no modifications.