Android Question Blank screen when app starts with Oppo54

[Mattiaf]

Hi guys,
is there any reason why a working app ( on samsung galaxy s21+ with android 13, samsung a21 with android 12) results completely blank when opened with an Oppo a54 with android 12? my app doesn't require any permission and the log are completely fine, same as the working devices..
Video record
If you need, I can attach the entire project too.
Much thanks

 

[Mattiaf]

Maybe similar issue here:

[Solved] Blank screen when starting any application created with B4A (Android 11)

Hi, on a new 10" tablet with Android 11 I am having that problem with any application created with B4A. Even also the "B4A Bridge" app has that problem. Even with an application that has only one button. Usually the whole screen goes blank, and if I hit the "back key" it exits (sometimes) and if...

www.b4x.com

I stated on #15 that i ve tried that solution too, removing the starter module, but the issue persist... I recorder the video too.. this problem only occurs on Oppo A54... very weird

 

[teddybear]

Try Designer setting Activity Properties ->Drawable to BitmapDrawable, Gravity Fill.

 

[aeric]

I stated on #15 that i ve tried that solution too, removing the starter module, but the issue persist... I recorder the video too.. this problem only occurs on Oppo A54... very weird

Sorry I missed that.
Does your layout have background color?
Have you tried a new project or it only happen on that specific project?

 

[Mattiaf]

Try Designer setting Activity Properties ->Drawable to BitmapDrawable, Gravity Fill.

I will try it as soon as possible. thanks

 

[Mattiaf]

Sorry I missed that.
Does your layout have background color?
Have you tried a new project or it only happen on that specific project?

Ive tried both with color and default one.. The behavior seems the same. No, i didnt tried with a clean fresh project, but my app doesnt require anything, thats why doesnt appear any dialog box at the start of the app asking for any...