[Bug]: Dialog appearing in wrong location

[ErikHallmark]

⚠️ Before submitting, please verify the following: ⚠️

• This is a bug, not a question or a configuration issue.
• This issue is not already reported on Github (I've searched it).
• Nextcloud Server and Desktop Client are up to date. See Server Maintenance and Release Schedule and Desktop Releases for supported versions.
• I agree to follow Nextcloud's Code of Conduct

Bug description

When clicking on the Nextcloud icon in the system tray, the dialog for Nextcloud openings in a (seemingly) random location, and not directly adjacent to the icon in the system tray.

Steps to reproduce

1. Click the Nextcloud icon in the system tray
2. The Nextcloud Dialog does not appear near the Nextcloud Icon or near the system tray in general(Most of the time)

Expected behavior

When clicking the Nextcloud icon in the system tray, the Nextcloud dialog should appear relatively nearby the icon that was pressed to summon it.

Which files are affected by this bug

N/A

Operating system

Linux

Which version of the operating system you are running.

Manjaro Linux 24.0.0 "Wynsdey"

Package

Appimage

Nextcloud Server version

28.0.5

Nextcloud Desktop Client version

3.12.0

Is this bug present after an update or on a fresh install?

Fresh desktop client install

Are you using the Nextcloud Server Encryption module?

Encryption is Disabled

Are you using an external user-backend?

• Default internal user-backend
• LDAP/ Active Directory
• SSO - SAML
• Other

Nextcloud Server logs

No response

Additional info

nextcloud_debug_archive.zip

[LukasMueller187]

Same for me, same platform (wayland on Manjaro Linux Plasma KDE).
Workaround is e.g. using a window rule to apply to the position, see the screenshot:

[Jerome-Herbinet]

Same strange behavior with Linux Mint 22 XFCE and 3.14.1 client.

[ilya-fedin]

Nextcloud developers, it might be a good idea to join the discussion of the new tray specs

https://gitlab.freedesktop.org/xdg/xdg-specs/-/issues/84
https://gitlab.freedesktop.org/xdg/xdg-specs/-/merge_requests/54
https://gitlab.freedesktop.org/wayland/wayland-protocols/-/merge_requests/355