Nested routes with enabled parsePages having vue-router warning

[htchtc052]

Version

v4.0.0

Reproduction link

https://github.com/htchtc052/nuxt_nested_routes

Steps to reproduce

Create empty nuxt project with nuxt-i18n module. Inside this create page component with child component in related folder.

Run project in dev mode.

What is expected ?

No errors or warnings. Correct auto generated router.js file

What is actually happening?

Warning in console

See error in console like this:

And undefined literal in auto generated router.js

_{This bug report is available on Nuxt community (#c91)}