Error: The "enum.favorites." is invalid.

[haarchri]

Describe the bug
see the following message since i updates my raspberry-matic in iobroker:

(18289) Could not synchronize favorites of user "": Error: The "enum.favorites." is invalid. Ids are not allowed to end in "."
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To Reproduce
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2. Click on '....'
3. Scroll down to '....'
4. See error

Expected behavior
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Versions:
raspberry-matic: 3.61.7.20211218

• hm-rpc version: iobroker: 1.14.50
• hm-rega version: iobroker: 3.0.33
• JS-Controller version:
• Node version:
• Operating system:
• CCU model: <raspberrymatic/CCU/...>
• CCU firmware:

Additional context
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[foxriver76]

Please execute https://raw.githubusercontent.com/ioBroker/ioBroker.hm-rega/master/regascripts/favorites.fn on your CCU and show the output.

[Cr4zyM1K4]

I had the same problem, fixed it for me by adding a mail address to the users in "Settings > User management" at my raspberry-matic web interface.
However this is error related to the mail address.

[GermanBluefox]

[foxriver76]

Then it’s really an user named empty string