diff --git a/src/views/auth-onboarding-view.jsx b/src/views/auth-onboarding-view.jsx
index ec758925..6f117850 100644
--- a/src/views/auth-onboarding-view.jsx
+++ b/src/views/auth-onboarding-view.jsx
@@ -825,6 +825,26 @@ export default function AuthOnboardingView({
   onLoginRequest, onPersistenceChange, onImRegisterRequest, onError
 }) {
   const tenantName = sessionStorage.getItem('im-tenant-name') || '';
+
+  // errorText/errorLevel is one flat, top-level (tinode-web.jsx) piece of state shared by every
+  // view in the whole app -- it's never tied to which sidepanel is showing. Login is the only view
+  // here that already clears it on its own (its "切换企业" link calls onError() before navigating),
+  // because it was written knowing it can carry a leftover error INTO the tenant screen. Every other
+  // transition between these auth views was still missing that: submit a bad invite code on
+  // Register (errorText='邀请码错误，请重新输入', view stays 'register', shown correctly), then just
+  // click "已有账号？登录" -- Login mounts and, since it renders the exact same errorText/errorLevel
+  // props, shows that same registration error as if it were a login failure, with zero user action
+  // on this new page. Same the other way: a stale "账号或密码错误" from Login is still sitting there
+  // to greet a fresh Register visit. Fixing every call site that navigates between these views
+  // (TenantEntry/Login/Register/... several of which don't even receive onError as a prop today)
+  // would be a lot of scattered one-off edits for the same bug; clearing it centrally whenever the
+  // resolved `view` itself changes covers all of them (button clicks and browser back/forward alike)
+  // from the one place they all already funnel through.
+  React.useEffect(() => {
+    if (onError) onError();
+    // eslint-disable-next-line react-hooks/exhaustive-deps
+  }, [view]);
+
   switch (view) {
     case 'tenant': return <TenantEntry onTenantResolved={onTenantResolved || (() => {})} />;
     case 'login': return <Login tenantName={tenantName} login={login} loginDisabled={loginDisabled} persist={persist}