From: Sebastian Keller <skeller@gnome.org>
Date: Sun, 19 Oct 2025 16:47:31 +0000 (+0200)
Subject: dnd: Don't try to connect to transition when animations are disabled
X-Git-Tag: archive/raspbian/50.5-1+rpi1~1^2~66^2^2~44
X-Git-Url: https://dgit.raspbian.org/%22http://www.example.com/cgi/%22/%22http:/www.example.com/cgi/%22?a=commitdiff_plain;h=aa1404e29cc1735514311ba8ce9c6bf8c33e6c6d;p=gnome-shell.git

dnd: Don't try to connect to transition when animations are disabled

When animations are disabled, the ease has finished before the
get_transition() call, causing the latter to return null, which will
result in an error message when connected to.

Part-of: <https://gitlab.gnome.org/GNOME/gnome-shell/-/merge_requests/3922>
(cherry picked from commit f44f87c8e166d96c97e93c9f008ccf64aa55520a)
---

diff --git a/js/ui/dnd.js b/js/ui/dnd.js
index cfe8438ad..f1ddf8126 100644
--- a/js/ui/dnd.js
+++ b/js/ui/dnd.js
@@ -284,7 +284,7 @@ class _Draggable extends Signals.EventEmitter {
                     },
                 });
 
-                this._dragActor.get_transition('scale-x').connect('new-frame', () => {
+                this._dragActor.get_transition('scale-x')?.connect('new-frame', () => {
                     this._updateActorPosition(origScale,
                         origDragOffsetX, origDragOffsetY, transX, transY);
                 });