From 7b02816f82ed1e4b92506660c2444ef59d76afc8 Mon Sep 17 00:00:00 2001
From: Klaus Basan <klaus.basan@klausbasan.de>
Date: Thu, 4 Oct 2018 18:33:23 +0200
Subject: [PATCH] Ref T389, 1st quickfix for nullptr issue

---
 src/blackgui/loginmodebuttons.cpp | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/src/blackgui/loginmodebuttons.cpp b/src/blackgui/loginmodebuttons.cpp
index b062dfc80..691cfb046 100644
--- a/src/blackgui/loginmodebuttons.cpp
+++ b/src/blackgui/loginmodebuttons.cpp
@@ -26,7 +26,7 @@ namespace BlackGui
         ui(new Ui::CLoginModeButtons)
     {
         ui->setupUi(this);
-        configureLoginModes();
+        this->configureLoginModes();
         connect(sGui->getIContextSimulator(), &IContextSimulator::simulatorStatusChanged, this, &CLoginModeButtons::configureLoginModes, Qt::QueuedConnection);
     }
 
@@ -73,7 +73,14 @@ namespace BlackGui
 
     void CLoginModeButtons::configureLoginModes()
     {
-        if (!sGui->isDeveloperFlagSet() && !sGui->getIContextSimulator()->isSimulatorSimulating())
+        // we have no idea how we can get here without the context existing Ref T389
+        if (CBuildConfig::isLocalDeveloperDebugBuild() && (!sGui || !sGui->getIContextSimulator()))
+        {
+            // how is this possible
+            Q_ASSERT_X(false, Q_FUNC_INFO, "No context or sGUI");
+        }
+
+        if (!sGui || !sGui->getIContextSimulator() || (!sGui->isDeveloperFlagSet() && !sGui->getIContextSimulator()->isSimulatorSimulating()))
         {
             // Disable pilot login modes
             ui->rb_LoginNormal->setEnabled(false);