diff --git a/src/plugins/simulator/fs9/simulator_fs9.cpp b/src/plugins/simulator/fs9/simulator_fs9.cpp
index 215d10630..d53c6cddb 100644
--- a/src/plugins/simulator/fs9/simulator_fs9.cpp
+++ b/src/plugins/simulator/fs9/simulator_fs9.cpp
@@ -188,7 +188,8 @@ namespace BlackSimPlugin
         {
             if (message.getSeverity() != BlackMisc::CStatusMessage::SeverityDebug)
             {
-                QMetaObject::invokeMethod(m_fs9Host, "sendTextMessage", Q_ARG(QString, message.toQString()));
+                if (m_fs9Host)
+                    QMetaObject::invokeMethod(m_fs9Host, "sendTextMessage", Q_ARG(QString, message.toQString()));
             }
         }