[Решено] Displaying an error when editing a translated page in Elementor

Background of the issue:
I am trying to edit a translated page in Elementor.

Symptoms:
An error message appears saying: 'Warning: Edits you're about to make will be lost. You are about to edit this translation using Elementor. Any changes you make will be lost the next time you send this page for translation.'

Questions:
Why am I seeing a warning message when editing a translated page in Elementor?
How can I prevent changes from being lost when editing translations in Elementor?