diff --git a/panelManager.js b/panelManager.js
index 5b701cb..88f5f56 100755
--- a/panelManager.js
+++ b/panelManager.js
@@ -372,9 +372,10 @@ var dtpPanelManager = Utils.defineClass({
             }
 
             this._workspacesViews.push(view);
-            Main.layoutManager.overviewGroup.add_actor(view.actor);
         }
 
+        this._workspacesViews.forEach(wv => Main.layoutManager.overviewGroup.add_actor(wv.actor));
+
         this._updateWorkspacesFullGeometry();
         this._updateWorkspacesActualGeometry();
     },
diff --git a/taskbar.js b/taskbar.js
index a63242f..ad1b260 100644
--- a/taskbar.js
+++ b/taskbar.js
@@ -499,13 +499,6 @@ var taskbar = Utils.defineClass({
                            .forEach(fav => fav._container[cssFuncName]('favorite'));
     },
 
-    _appIdListToHash: function(apps) {
-        let ids = {};
-        for (let i = 0; i < apps.length; i++)
-            ids[apps[i].get_id()] = apps[i];
-        return ids;
-    },
-
     handleIsolatedWorkspaceSwitch: function() {
         if (this.isGroupApps) {
             this._queueRedisplay();