mart added a comment.
In https://phabricator.kde.org/D3777#71267, @mart wrote: > yep, you are right, at the beginning i tought this was a qscreen problen on top of the xcb qpa, but it turns out is x11 specific, so the nativeeventfilter is more correct there seems to be no XCB_RANDR_SCREEN_CHANGE_NOTIFY ever arriving in the event filter. I'll go with the expose event path for 5.8.5, then will try to change it to the event filter again for 5.9/5.8.6 REPOSITORY R120 Plasma Workspace BRANCH arcpatch-D3777 REVISION DETAIL https://phabricator.kde.org/D3777 EMAIL PREFERENCES https://phabricator.kde.org/settings/panel/emailpreferences/ To: mart, davidedmundson, #plasma Cc: davidedmundson, plasma-devel, lesliezhai, ali-mohamed, jensreuterberg, abetts, sebas