Unfortunately, I cannot reproduce the issue. Please try enabling “Disable query merge” first and see if it helps. If not, please send temporary login credentials and a link to this thread to help@bricksbuilder.io using the email address you used during the purchase.
Thanks for the login details.
I can confirm that this is a bug.
Already recorded in the bug tracker.
Also applied a fix on your site.
Can you help to test?