1883882 - Nightly no longer opens in XWayland Window Protocol

Status: RESOLVED DUPLICATE of bug 1883631

(Core :: Widget: Gtk, defect)

Description

[Alexandru Trif, Desktop Test Engineering [:atrif]]

Attachment: Screenshot from 2024-03-06 16-15-06.png

Found in

• 125.0a1 (2024-03-05)

Affected versions

• 125.0a1 (2024-03-05)

Tested platforms

• Affected platforms: Ubuntu 22.04, Ubuntu 23.10
• Unaffected platforms: Windows 10x64, macOS

Preconditions

• Ubuntu opened in Wayland

Steps to reproduce

1. Inside the terminal execute export MOZ_ENABLE_WAYLAND=0
2. Open Firefox Nightly from the terminal.
3. Open about:support and search Window Protocol

Expected result

• No errors in the terminal and Firefox is in XWayland Window Protocol.

Actual result

• Error: Failed to open Wayland display, fallback to X11. WAYLAND_DISPLAY=wayland-0DISPLAY= :0`` error in the terminal and Firefox opens in X11 Window Protocol.

Regression range

• Last good revision: 4dcddecafd421cbd4a1e1414c3eb3988c2c5bf2b
  First bad revision: 8a586af3529ef8d1a3c9cc2238ff643c5169122d
  INFO: Pushlog:
  https://hg.mozilla.org/integration/autoland/pushloghtml?fromchange=4dcddecafd421cbd4a1e1414c3eb3988c2c5bf2b&tochange=8a586af3529ef8d1a3c9cc2238ff643c5169122d

Additional notes

• Attached a screenshot.
• I don't know if this is expected so please close this as INVALID if this behavior is expected after bug 1882998. Thank you!

Comment 1

[BugBot [:suhaib / :marco/ :calixte]]

:stransky, since you are the author of the regressor, bug 1882998, could you take a look?

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