Hello Sadek,
Like the error indicates your button(probably your new bouton), has as a property microflow and as selected microflow SE_ImportFromS3.
Try to change this by editing the bouton properties.
Hope it works
Good luck,
Jelle van Leeuwen
Hey Sadek ;)
Please pay attention carefully to the error:
ERROR at ApplicationBase, Page 'Home_Web_Admin', Property 'Microflow' of action button 'actionButton1': The selected microflow 'Integration.SE_ImportFromS3' no longer exists.
It's clearly saying that in the module Integration there's a missing microflow called SE_ImportFromS3.
Please make sure to inspect the error's tab for error in your application so that you detect them locally and not on the cloud deployment's process.
I've created a test situation to show the error in a picture
If it was of any help to you please don't forget to mark the answer as accepted! ;)