I can't open a screen

[Lukasz_Bielawski]

So I am doing an app and some screens are quite big on it. And I am wondering if i bulid a screen with a lot of components is it possible that it is too big and app crashes? Because it happened to me suddenly that i couldnt use MIT companion on this screen. Also when i installed the app on my phone everything is fine but when it comes to this screen app crashes. Are there other reasons or i have to delete some components from this screen?

[Taifun]

@Lukasz_Bielawski

And I am wondering if i bulid a screen with a lot of components is it possible that it is too big and app crashes?

how many is a lot?
yes this could be the case

some tips: follow the DRY principle

Don't repeat yourself

see also the general tips here

General Tips and Tricks for App Inventor

This list was made by @Taifun Use different screens wisely Before starting to create another screen, first you should think about is it really necessary? See also Building apps with many screens and SteveJG's post about advantages/disadvantages, because in only one screen you also can use vertical arrangements to simulate different screens, just set the arrangements to visible = true/false as needed... If you decided to use different screens, then you should switch them correctly, else you …

Taifun

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Trying to push the limits! Snippets, Tutorials and Extensions from Pura Vida Apps by Taifun.

[Lukasz_Bielawski]

Thanks for the tips, i think the biggest problem are images, on this screen i have about 80, also 40 buttons and some other stuff. I know it is quite a lot and i guess i have to reduce it

[Lukasz_Bielawski]

Ok the tips were very helpful it works now. I realized the problem is the images were too large so i minimased them before putting them to my app and it is all good now. Thank you!