Version

3.0.5

Reproduction link

https://v3.vuejs.org/guide/component-dynamic-async.html

Steps to reproduce

Recursive loop dynamic component error, [Vue warn]: Invalid vnode type when creating vnode: .

What is expected?

Resolve warning

What is actually happening?

Resolve warning

Minimum reproduction, please. A minimal reproduction means "the minimum amount of code necessary to demonstrate the problem".