Upgrade to 8.0.0 and Volto form block error

[mactrash]

Block error:
The form block with the id a6e38c83-88b1-418b-b1df-358a55a6ac97 has encountered an error.
You can try to undo your changes (via the undo toolbar or pressing ctrl/cmd + Z), or try to delete the block and recreate it again.