Thank you! “Reset Layout” solved the issue. Warning messages are gone.
Thanks again!
Max
Hi Jason,
No, I don’t use any add-ons.
I found the following message in the “error tracker”
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[August 7, 2019 3:46 am] 101 Invalid data signature. Try clearing your WordPress cache.
The information here above is useful to troubleshoot issues with the tracker. Errors are returned when the tracker could not record a page view for some reason, and are indicative of some kind of malfunction. Please include the message here above when sending a support request.
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Max