Please tell me why this is returning a JSON not valid error?
Hello, Henry!
We are glad to inform you that the issue with throwing The JSON data is invalid
error was fixed. This is provided in the 2.9.54 version of Flexmonster: https://www.flexmonster.com/release-notes/version-2-9-54/
You are welcome to update the component. Here is our guide on upgrading to the latest version: https://www.flexmonster.com/doc/updating-to-the-latest-version/
Please let us know if the fix works.
Best Regards,
Maksym