Error on Manjaro / Gnome 40.2

[ni-ka]

Hi,

I get the following error on Gnome 40.2

Jul 09 12:13:56 nk-zbook gjs[2236]: JS ERROR: Failed to open preferences: Error: No property expand on GtkNotebook
_init/Gtk.Widget.prototype._init@resource:///org/gnome/gjs/modules/core/overrides/Gtk.js:45:40
_init@/home/nils/.local/share/gnome-shell/extensions/cpufreq@konkor/prefs.js:127:25
wrapper@resource:///org/gnome/gjs/modules/script/_legacy.js:83:27
_Base.prototype._construct@resource:///org/gnome/gjs/modules/script/_legacy.js:19:10
newClass@resource:///org/gnome/gjs/modules/script/_legacy.js:115:21
buildPrefsWidget@/home/nils/.local/share/gnome-shell/extensions/cpufreq@konkor/prefs.js:518:18
_init@resource:///org/gnome/Shell/Extensions/js/extensionsService.js:209:40
OpenExtensionPrefsAsync/<@resource:///org/gnome/Shell/Extensions/js/extensionsService.js:122:28
asyncCallback@resource:///org/gnome/gjs/modules/core/overrides/Gio.js:115:22
run@resource:///org/gnome/Shell/Extensions/js/dbusService.js:177:20
main@resource:///org/gnome/Shell/Extensions/js/main.js:19:13
run@resource:///org/gnome/gjs/modules/script/package.js:206:19
start@resource:///org/gnome/gjs/modules/script/package.js:190:8
@/usr/share/gnome-shell/org.gnome.Shell.Extensions:1:17

[starvsion]

Getting the same error on Fedora 34 as well, Gnome 40.3