Done on function Ban and Unban User with reason and expiration date

src/components/sidebar/nav-user.tsx

@@ -49,14 +49,9 @@ const NavUser = () => {
         },
         onError: (ctx) => {
           console.error(ctx.error.code);
-          toast.error(
-            (
-              m[`backend_${ctx.error.code}` as keyof typeof m] as () => string
-            )(),
-            {
-              richColors: true,
-            },
-          );
+          toast.error(m.backend_message({ code: ctx.error.code }), {
+            richColors: true,
+          });
         },
       },
     });