From 7b1fa0b22598305b8c50fda543131d2d14d1df63 Mon Sep 17 00:00:00 2001
From: Daniel Teichmann <daniel.teichmann@das-netzwerkteam.de>
Date: Mon, 12 Jul 2021 12:48:28 +0200
Subject: Don't crash on startup if the session service isn't reachable.

---
 src/scenes/add_server_wizard/add_server_wizard.cpp | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/src/scenes/add_server_wizard/add_server_wizard.cpp b/src/scenes/add_server_wizard/add_server_wizard.cpp
index e398b19..9b67ebc 100644
--- a/src/scenes/add_server_wizard/add_server_wizard.cpp
+++ b/src/scenes/add_server_wizard/add_server_wizard.cpp
@@ -67,6 +67,15 @@ void Add_Server_wizard::add_server(QString host_url, QString host_alias) {
 }
 
 void Add_Server_wizard::add_web_app_host_response(QJsonDocument *doc) {
+    // Q_ASSERT lets the program crash immediatly at startup,
+    // when the session service is not started.
+    // Don't use Q_ASSERT(doc != nullptr); instead use:
+    if (doc == nullptr) {
+        _main_gui->setRWAHostSelected(false);
+        _main_gui->showToast(tr("Can't connect to underlying session service!"), 9800);
+        return;
+    }
+
     // Get the QJsonObject
     QJsonObject jObject = doc->object();
     QVariantMap mainMap = jObject.toVariantMap();
-- 
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