diff --git a/meshchatx/src/frontend/js/Utils.js b/meshchatx/src/frontend/js/Utils.js
index 7cb0172..125939b 100644
--- a/meshchatx/src/frontend/js/Utils.js
+++ b/meshchatx/src/frontend/js/Utils.js
@@ -26,6 +26,9 @@ class Utils {
         if (num === 0) {
             return "0";
         }
+        if (num === null || num === undefined) {
+            return "0";
+        }
         return num.toLocaleString();
     }