TypeError: positions is undefined

[tristanmsct]

Describe the bug
The extension does not start. When trying to launch it the panel disappears until I reboot. In the technical details of the extension I get this message :

TypeError: positions is undefined

Stack trace:
  getPanelPosition@file:///home/user/.local/share/gnome-shell/extensions/[email protected]/panelSettings.js:82:5
  _getPanelPosition@file:///home/user/.local/share/gnome-shell/extensions/[email protected]/prefs.js:262:30
  _updateVerticalRelatedOptions@file:///home/user/.local/share/gnome-shell/extensions/[email protected]/prefs.js:242:29
  _bindSettings@file:///home/user/.local/share/gnome-shell/extensions/[email protected]/prefs.js:929:14
  Preferences@file:///home/user/.local/share/gnome-shell/extensions/[email protected]/prefs.js:231:14
  fillPreferencesWindow@file:///home/user/.local/share/gnome-shell/extensions/[email protected]/prefs.js:2341:27
  _loadPrefs@resource:///org/gnome/Shell/Extensions/js/extensionPrefsDialog.js:39:24
  async*_init@resource:///org/gnome/Shell/Extensions/js/extensionPrefsDialog.js:24:14
  ExtensionPrefsDialog@resource:///org/gnome/Shell/Extensions/js/extensionPrefsDialog.js:15:4
  OpenExtensionPrefsAsync@resource:///org/gnome/Shell/Extensions/js/extensionsService.js:138:33
  async*LaunchExtensionPrefsAsync@resource:///org/gnome/Shell/Extensions/js/extensionsService.js:125:14
  _handleMethodCall@resource:///org/gnome/gjs/modules/core/overrides/Gio.js:373:35
  _wrapJSObject/<@resource:///org/gnome/gjs/modules/core/overrides/Gio.js:408:34
  _init/GLib.MainLoop.prototype.runAsync/</<@resource:///org/gnome/gjs/modules/core/overrides/GLib.js:263:34

Linux distribution and version
Ubuntu 24.04, Ubuntu 24.10

GNOME Shell version
Gnome version 46 for Ubuntu 24.04, then Gnome version 47 for Ubuntu 24.10 both with wayland

Dash-to-Panel version
Version 64.

Where was Dash-to-Panel installed from?
Gnome Extension Manager