Fix;

js/app.js

@@ -358,12 +358,7 @@ const TimeTrack = {
                 color: 'blue',
                 buttons: [
                     ['<button><i class="fas fa-undo"></i></button>', function (instance, toast) {
-                        let restoredTracker = null;
+                    component.restoreTrashed();
-                        Object.assign(restoredTracker, component.trashed);
-                        component.trashed = {};
-
-                        component.tickets.push(restoredTracker);
-                        component.updateStorage();
                     }, true]
                 ],
                 timeout: 12000
@@ -371,6 +366,14 @@ const TimeTrack = {
 
             this.updateStorage();
         },
+        restoreTrashed() {
+            let restoredTracker = {};
+            Object.assign(restoredTracker, this.trashed);
+            this.trashed = {};
+
+            this.tickets.push(restoredTracker);
+            this.updateStorage();
+        },
         archiveTracker(index) {
             if (this.tickets[index].tracking) {
                 this.stopActiveTracker();