Showing results for 
Search instead for 
Did you mean: 
New Member

Screen Desappeared during adding customization on app


I'm currently developing my app and I don't why all my screen desappeard.

Object tree is still working, i can add modification but I'm not able to see any thing.

My App ID : 9749614a-14f3-408a-9498-8fab051eb143

I added a screen shot

Super User
Super User

Please take the screenshot again. This time select the gallery. This will help see the formula


Thanks you for your answer.


I have many galleries in my app.

All of their data source are from collections made in OnStart or OnVisible (from the first screen) events.

Also my data sources are created from Dynamics 365 connector.

I added some screenshots.


Helpful resources

UG GA Amplification 768x460.png

Launching new user group features

Learn how to create your own user groups today!

Community Connections 768x460.jpg

Community & How To Videos

Check out the new Power Platform Community Connections gallery!

M365 768x460.jpg

Microsoft 365 Collaboration Conference | December 7–9, 2021

Join us, in-person, December 7–9 in Las Vegas, for the largest gathering of the Microsoft community in the world.

Top Solution Authors
Top Kudoed Authors
Users online (2,083)