Nuxt3 - Cannot set properties of undefined (setting 'pinia')

[aligzl]

Reproduction

https://stackblitz.com/edit/github-1xxy9u

Steps to reproduce the bug

[warn] [nuxt] You are using a plugin with legacy Nuxt 2 format (context, inject) which is likely to be broken. In the future they will be ignored: PiniaNuxtPlugin

Expected behavior

Works as expected

Actual behavior

Can not start nuxt3 project

Additional information

No response

[posva]

There are some changes in the latest Nuxt 3 versions tha break the pinia plugin. Should be fixed once #1435 is ready and merged

[jkirkpatrick]

Problem regressed with Nuxt3-RC6 (using Pinia 2.0.16 / @pinia/nuxt 0.1.9)