Error editing Scenes, received "Failed. Please try again" when trying to save

We have several SCENES, created to use Webhook.
Trying to save when renaming or deleting any action, allways getting same error: Failed. Please try again.

My only solution, is to create a new scene, but it means to have a new webhook ID to translate to the rest of the software…

Would you please take a screenshot?

Here you are… Other Scenes (also with webhooks) are possible to be saved, but there are some that it’s impossible