diff --git a/src/app.cpp b/src/app.cpp
index d767a8f..61ddf34 100644
--- a/src/app.cpp
+++ b/src/app.cpp
@@ -448,6 +448,13 @@ void App::rebuildLiteWallet(bool force)
         wallet::liteConnectionSettingsFromAppSettings(*settings_),
         resolveLiteRolloutDecision(*settings_));
     lite_wallet_->setPersistCallback([this]() { settings_->save(); });
+
+    // The new controller starts closed. Re-arm the one-shot auto-open so the next update()
+    // tick reopens the existing wallet against the (possibly changed) server — otherwise a
+    // server switch from the Network tab, or a retry after a failed open, would rebuild the
+    // controller but never reopen, leaving a permanent "disconnected" state.
+    lite_autoopen_done_ = false;
+    lite_open_error_.clear();
 }
 
 void App::update()