Have a look at the application log file (accessible via the toolbar button). Find the error message you quoted in your post, and see if there are additional errors following it, and quote them here (or attach the log as a file if you wish).
You're also welcome to export the project and post it here, or if you'd rather not post the application as a whole, you can create a subset, containing just the rich table as follows:
Regards,
David
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