Hi I cannot post the notebook here as the file type is not supported. By the way, we have just raised issue to support team. Thank you.

Hi all,I followed the instruction to create model as per this link last week and all worked fine.https://experienceleague.adobe.com/docs/platform-learn/comprehensive-technical-tutorial-v21/module8/ex2.html?lang=enAfter the maintenance on 16th Sep, the recipe builder doesn't work anymore and always s...