Merge pull request #5783

jenli669 (2):
      fix(login): show login screen when autologin fails
      feat(login): generate a GUI error when auto login fails

src/main.cpp

@@ -38,6 +38,7 @@
 #include <QMutex>
 #include <QMutexLocker>
 
+#include <QtWidgets/QMessageBox>
 #include <ctime>
 #include <sodium.h>
 #include <stdio.h>
@@ -340,8 +341,15 @@ int main(int argc, char* argv[])
     // Autologin
     // TODO (kriby): Shift responsibility of linking views to model objects from nexus
     // Further: generate view instances separately (loginScreen, mainGUI, audio)
+    Profile* profile = nullptr;
     if (autoLogin && Profile::exists(profileName) && !Profile::isEncrypted(profileName)) {
-        Profile* profile = Profile::loadProfile(profileName, QString(), settings);
+        profile = Profile::loadProfile(profileName, QString(), settings);
+        if (!profile) {
+            QMessageBox::information(nullptr, QObject::tr("Error"),
+                                     QObject::tr("Failed to load profile automatically."));
+        }
+    }
+    if (profile) {
         settings.updateProfileData(profile);
         nexus.bootstrapWithProfile(profile);
     } else {