Random render issues on code change as white flickers/flashes

[serious-angel]

Dear Developers, Artists,

Thank you for the marvel...

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May I ask, what might cause the following rendering issues that appear on almost any code change?:

Screencast.2025-09-08.19.25.55.mp4

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Environment

PhpStorm 2025.2
Build #PS-252.23892.419, built on August 1, 2025
Source revision: 42cc6c7831493
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Linux 6.14.0-29-generic
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Current Desktop: KDE

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Best and kind regards