Bug 503468 - PWA window in the browser turns gray when minimized
Summary: PWA window in the browser turns gray when minimized
Status: CLOSED DOWNSTREAM
Alias: None
Product: kde
Classification: I don't know
Component: general (other bugs)
Version First Reported In: unspecified
Platform: Neon Linux
: NOR normal
Target Milestone: ---
Assignee: Unassigned bugs mailing-list
URL:
Keywords:
Depends on:
Blocks:
 
Reported: 2025-04-28 09:54 UTC by kdeuzver
Modified: 2025-05-01 18:59 UTC (History)
1 user (show)

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Description kdeuzver 2025-04-28 09:54:21 UTC 
SUMMARY
I'm using PWA via Ungoogled-Chromium Flatpak,
and the window went gray at a random moment after being minimized.

STEPS TO REPRODUCE
1. Use Ungoogled-Chromium Flatpak
2. Install PWA, e.g. Telegram
3. Run it and minimize it, do something for a while, maximize it.

OBSERVED RESULT
Window grayed out

EXPECTED RESULT
Window rendered UI visible

SOFTWARE/OS VERSIONS
Operating System: KDE neon 6.3
KDE Plasma Version: 6.3.4
KDE Frameworks Version: 6.13.0
Qt Version: 6.8.3
Kernel Version: 6.11.0-24-generic (64-bit)
Graphics Platform: Wayland
Processors: 16 × Intel® Core™ Ultra 7 255H
Memory: 30.8 ГиБ of RAM
Graphics Processor: Intel® Graphics
 

ADDITIONAL INFORMATION
https://0x0.st/8WuW.293.mp4
Comment 1 Nate Graham 2025-04-28 16:13:23 UTC 
I see the window is using client-side decorations, and those render fine, which means that KWin is doing its part. Therefore this seems like a bug in Chromium itself.
Comment 2 kdeuzver 2025-05-01 18:59:51 UTC 
(In reply to Nate Graham from comment #1)
> I see the window is using client-side decorations, and those render fine,
> which means that KWin is doing its part. Therefore this seems like a bug in
> Chromium itself.

You're probably right