From 18d7052dd348746b300e97c363a5403862a8548d Mon Sep 17 00:00:00 2001
From: deanlee <deanlee3@gmail.com>
Date: Thu, 11 Apr 2024 23:07:30 +0800
Subject: [PATCH] add error handling

---
 selfdrive/ui/qt/network/wifi_manager.cc | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/selfdrive/ui/qt/network/wifi_manager.cc b/selfdrive/ui/qt/network/wifi_manager.cc
index 111726330d6035..a80a217b632c24 100644
--- a/selfdrive/ui/qt/network/wifi_manager.cc
+++ b/selfdrive/ui/qt/network/wifi_manager.cc
@@ -99,10 +99,20 @@ void WifiManager::refreshFinished(QDBusPendingCallWatcher *watcher) {
   seenNetworks.clear();
 
   const QDBusReply<QList<QDBusObjectPath>> wather_reply = *watcher;
+  if (!wather_reply.isValid()) {
+    qCritical() << "Failed to refresh.";
+    watcher->deleteLater();
+    return;
+  }
+
   for (const QDBusObjectPath &path : wather_reply.value()) {
     QDBusReply<QVariantMap> replay = call(path.path(), NM_DBUS_INTERFACE_PROPERTIES, "GetAll", NM_DBUS_INTERFACE_ACCESS_POINT);
-    auto properties = replay.value();
+    if (!replay.isValid()) {
+      qCritical() << "Failed to retrieve properties for path:" << path.path();
+      continue;
+    }
 
+    auto properties = replay.value();
     const QByteArray ssid = properties["Ssid"].toByteArray();
     if (ssid.isEmpty()) continue;