[regression]: __next_eval__ is not defined with next dev

[stefanprobst]

What version of Next.js are you using?

12.0.4-canary.0

What version of Node.js are you using?

16.13.0

What browser are you using?

firefox

What operating system are you using?

ubuntu

How are you deploying your application?

n/a

Describe the Bug

when running the following reproduction repo with yarn dev, i get a ReferenceError: __next_eval__ is not defined error.

reproduction repo: https://github.com/stefanprobst/issue-next-dynamic

notes:

• works in 12.0.3, regression introduced in 12.0.4-canary.0
• works with yarn build && yarn start, error only occurs with yarn dev

Expected Behavior

no error, like in 12.0.3.

To Reproduce

see link to repo above

[balazsorban44]

This issue has been automatically locked due to no recent activity. If you are running into a similar issue, please create a new issue with the steps to reproduce. Thank you.