From 5bde36479da79aa5267304c5a11252d815b61f33 Mon Sep 17 00:00:00 2001
From: Klaus Basan <klaus.basan@klausbasan.de>
Date: Fri, 11 Nov 2016 01:12:44 +0100
Subject: [PATCH] Assert in network context

---
 src/blackcore/context/contextnetworkimpl.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/blackcore/context/contextnetworkimpl.cpp b/src/blackcore/context/contextnetworkimpl.cpp
index 40ff1fcbb..f916b80cb 100644
--- a/src/blackcore/context/contextnetworkimpl.cpp
+++ b/src/blackcore/context/contextnetworkimpl.cpp
@@ -559,6 +559,7 @@ namespace BlackCore
             if (c)
             {
                 CSimulatedAircraft aircraft(this->getAircraftInRangeForCallsign(callsign));
+                Q_ASSERT_X(!aircraft.getCallsign().isEmpty(), Q_FUNC_INFO, "missing callsign");
                 emit this->changedRemoteAircraftEnabled(aircraft);
             }
             return c;