diff --git a/web/src/features/repos/ui/ReposPage.tsx b/web/src/features/repos/ui/ReposPage.tsx
index 8b77383..e492bed 100644
--- a/web/src/features/repos/ui/ReposPage.tsx
+++ b/web/src/features/repos/ui/ReposPage.tsx
@@ -13,6 +13,17 @@ import { RepoListItem } from "./RepoListItem";
 
 type SortOrder = "newest" | "oldest" | "name";
 
+function isRelayAuthenticationError(error: unknown): boolean {
+  if (!(error instanceof Error)) return false;
+
+  const message = error.message.toLowerCase();
+  return (
+    message.startsWith("auth-required") ||
+    message.includes("not a relay member") ||
+    message.includes("membership required")
+  );
+}
+
 function ListItemSkeleton() {
   return (
     <div className="py-6">
@@ -102,8 +113,7 @@ export function ReposPage() {
   const isLoading = preview ? false : isLoadingRepos;
   const [search, setSearch] = useState("");
   const [sort, setSort] = useState<SortOrder>("newest");
-  const authRequired =
-    error instanceof Error && error.message.startsWith("auth-required");
+  const authRequired = isRelayAuthenticationError(error);
 
   useEffect(() => {
     if (error && !authRequired) {
diff --git a/web/tests/e2e/smoke.spec.ts b/web/tests/e2e/smoke.spec.ts
index 0ad9460..316434e 100644
--- a/web/tests/e2e/smoke.spec.ts
+++ b/web/tests/e2e/smoke.spec.ts
@@ -13,6 +13,29 @@ test("home page shows repositories section", async ({ page }) => {
   await expect(page.getByText("代码仓库")).toBeVisible();
 });
 
+test("shows member authentication instead of an empty community", async ({
+  page,
+}) => {
+  await page.routeWebSocket(/\/buzz\/?$/, (webSocket) => {
+    webSocket.onMessage((message) => {
+      const request = JSON.parse(String(message)) as unknown[];
+      if (request[0] === "REQ" && typeof request[1] === "string") {
+        webSocket.send(
+          JSON.stringify([
+            "CLOSED",
+            request[1],
+            "restricted: not a relay member",
+          ]),
+        );
+      }
+    });
+  });
+
+  await page.goto("./");
+  await expect(page.getByText("登录后才能查看代码仓库")).toBeVisible();
+  await expect(page.getByText("这个社区还是空的")).not.toBeVisible();
+});
+
 test("defaults to Simplified Chinese and persists the selected locale", async ({
   page,
 }) => {