Reproduced on examples from page.
Steps:
Field name disappears.
Hello Leonid,
Thank you for reporting the issue and providing the detailed steps to reproduce it.
We will take a look at the described behavior and provide a fix with our minor release with the ETA December 11th. Our team will notify you about the release.
You are welcome to contact us in case other questions arise.
Kind regards,
Nadia
Thank you, Nadia!