diff --git a/frontend/src/pages/DashboardPage.tsx b/frontend/src/pages/DashboardPage.tsx
index 0742d6c..021d542 100644
--- a/frontend/src/pages/DashboardPage.tsx
+++ b/frontend/src/pages/DashboardPage.tsx
@@ -376,3 +376,5 @@ const DashboardPage: React.FC = () => {
 };
 
 export default DashboardPage;
+
+.catch(err => console.error("Promise.all failed:", err));
\ No newline at end of file
diff --git a/frontend/src/pages/RegisterPage.tsx b/frontend/src/pages/RegisterPage.tsx
index 36c4427..7730823 100644
--- a/frontend/src/pages/RegisterPage.tsx
+++ b/frontend/src/pages/RegisterPage.tsx
@@ -227,7 +227,7 @@ const RegisterPage: React.FC = () => {
                 </p>
             );
         }
-        if (isUsernameAvailable === true) return <p className="text-xs text-green-400 mt-1.5 flex items-center"><CheckIcon /><span className="ml-1">Username is available</span></p>;
+        if (isUsernameAvailable ) return <p className="text-xs text-green-400 mt-1.5 flex items-center"><CheckIcon /><span className="ml-1">Username is available</span></p>;
         if (isUsernameAvailable === false) return <p className="text-xs text-red-400 mt-1.5 flex items-center"><XIcon /><span className="ml-1">Username is already taken</span></p>;
         return null;
     };
diff --git a/frontend/src/services/securityService.ts b/frontend/src/services/securityService.ts
index 3cd05a8..62176be 100644
--- a/frontend/src/services/securityService.ts
+++ b/frontend/src/services/securityService.ts
@@ -244,7 +244,7 @@ export const FORBIDDEN_SHORTCUTS: string[][] = [
  * Check if a key combination is a forbidden browser shortcut
  */
 export function isForbiddenShortcut(keys: string[]): boolean {
-  const normalizedKeys = keys.map(k => k.toLowerCase()).sort();
+  const normalizedKeys = keys.map(k => k.toLowerCase()).sort((a, b) => a - b);
   
   return FORBIDDEN_SHORTCUTS.some(forbidden => {
     const normalizedForbidden = forbidden.map(k => k.toLowerCase()).sort();