What were you trying to do that didn't work?

When using the GNOME Shell dash-to-dock extension with a full screen Teradici window, the extension crashes.

Please provide the package NVR for which bug is seen:

gnome-shell-extension-dash-to-dock-40.7-7.el9_2.1.noarch

How reproducible: 100%

Steps to reproduce

1. Connect to the system via Teradici.
2. Enable the dash-to-dock extension.
3. Set the extension to use the full width of the screen.
4. Resize the Teradici window.

Expected results

Extension does not crash and the session is stable.

Actual results

Extension crashes with the following error:
journal[$PID]: JS ERROR: TypeError: this.mainDock is null#012_restoreDash@/usr/share/gnome-shell/extensions/dash-to-dock@gnome-shell-extensions.gcampax.github.com/docking.js:1799:13#012_toggle/this._toggleLater<@/usr/share/gnome-shell/extensions/dash-to-dock@gnome-shell-extensions.gcampax.github.com/docking.js:1616:18