diff --git a/src/blackgui/components/logincomponent.cpp b/src/blackgui/components/logincomponent.cpp
index ebbc618f2..75db8df8c 100644
--- a/src/blackgui/components/logincomponent.cpp
+++ b/src/blackgui/components/logincomponent.cpp
@@ -476,17 +476,19 @@ namespace BlackGui
             Q_ASSERT(getIContextOwnAircraft());
             Q_ASSERT(getIContextSimulator());
 
+            if (!this->getIContextSimulator()->isSimulatorAvailable()) { return; }
             CAircraftModel model(this->getIContextOwnAircraft()->getOwnAircraft().getModel());
+            QString modelStr(model.hasModelString() ? model.getModelString() : "<unknown>");
             if (model.getAircraftIcaoCode().hasDesignator())
             {
-                CLogMessage(this).validationInfo("Reverse lookup for %1") << model.getModelString();
+                CLogMessage(this).validationInfo("Reverse lookup for %1") << modelStr;
 
                 // update GUI
                 this->setGuiIcaoValues(model, false);
             }
             else
             {
-                CLogMessage(this).validationInfo("Reverse lookup for %1 failed, set data manually") << model.getModelString();
+                CLogMessage(this).validationInfo("Reverse lookup for %1 failed, set data manually") << modelStr;
             }
         }
 
diff --git a/src/blackgui/models/listmodelbase.h b/src/blackgui/models/listmodelbase.h
index 4d3cd08b5..8ccff2db0 100644
--- a/src/blackgui/models/listmodelbase.h
+++ b/src/blackgui/models/listmodelbase.h
@@ -252,7 +252,7 @@ namespace BlackGui
             {
                 int c = a.comparePropertyByIndex(b, index);
                 if (c == 0) { return false; }
-                return (order == Qt::AscendingOrder) ? (c > 0) : (c < 0);
+                return (order == Qt::AscendingOrder) ? (c < 0) : (c > 0);
             }
 
             //! Sort without compare function