bug fix

src/user-profile/profile-routes.ts

@@ -38,6 +38,18 @@ userProfileRoutes.get('/deep-copy/', jwtAuthentication, async (request, response
         _id: { $in: user.categories.map(id => new ObjectId(id)) }
     }).toArray();
 
+    if (allCategories === undefined) {
+        response.status(200);
+        response.json({
+            _id: user._id,
+            name: user.name,
+            email: user.email,
+            isVerified: user.isVerified,
+            categories: []
+        });
+        return;
+    }
+
     try {
         for (let i = 0; i < allCategories.length; i += 1) {
             if (allCategories[i].shelves) {