Hello,
Thank you for contacting Rank Math and sorry for any inconvenience that might have been caused due to that.
This error suggests that there could be a conflict with one of your installed plugins that could be affecting the generation of the schema markup.
Please perform the steps outlined on the following page and let us know if you are able to identify the culprit: https://rankmath.com/kb/check-plugin-conflicts/
Looking forward to helping you. Thank you.
Hello. The error is caused by HTML compression. The problem was fixed when you removed html compression from the W3Total Cache plugin.
Hello,
Thanks for getting back to us.
I am glad that this is now resolved 🙂
Feel free to contact us should any other issues come up. Thank you.