diff --git a/src/blackmisc/simulation/xplane/xswiftbusconfigwriter.cpp b/src/blackmisc/simulation/xplane/xswiftbusconfigwriter.cpp
index 41b6c6bd2..d86467d5e 100644
--- a/src/blackmisc/simulation/xplane/xswiftbusconfigwriter.cpp
+++ b/src/blackmisc/simulation/xplane/xswiftbusconfigwriter.cpp
@@ -36,6 +36,11 @@ namespace BlackMisc
 
             }
 
+            void CXSwiftBusConfigWriter::setDebugMode(bool on)
+            {
+                m_debug = on;
+            }
+
             void CXSwiftBusConfigWriter::updateInAllXPlaneVersions()
             {
                 updateInXPlane9();
@@ -77,6 +82,9 @@ namespace BlackMisc
                     ts << endl;
                     ts << "# DBus server port - relevant for P2P mode only" << endl;
                     ts << "dbusPort = " << m_dbusPort << endl;
+                    ts << endl;
+                    ts << "# Render phase debugging - to help diagnose crashes" << endl;
+                    ts << "debug = " << boolToOnOff(m_debug) << endl;
                 }
             }
         } // ns
diff --git a/src/blackmisc/simulation/xplane/xswiftbusconfigwriter.h b/src/blackmisc/simulation/xplane/xswiftbusconfigwriter.h
index 772e1df5f..16b1c0295 100644
--- a/src/blackmisc/simulation/xplane/xswiftbusconfigwriter.h
+++ b/src/blackmisc/simulation/xplane/xswiftbusconfigwriter.h
@@ -33,6 +33,9 @@ namespace BlackMisc
                 //! Set new DBus address
                 void setDBusAddress(const QString &dBusAddress);
 
+                //! Set debug on/off
+                void setDebugMode(bool on);
+
                 //! Update xswiftbus.conf in all known X-Plane versions (XP9 - XP11 are supported)
                 void updateInAllXPlaneVersions();
 
@@ -52,6 +55,7 @@ namespace BlackMisc
                 QString m_dbusMode = "p2p";
                 QString m_dbusAddress = "127.0.0.1";
                 QString m_dbusPort = "45001";
+                bool m_debug = false;
             };
         }
     }
diff --git a/src/xswiftbus/config.cpp b/src/xswiftbus/config.cpp
index 74a5717d6..605eb00b3 100644
--- a/src/xswiftbus/config.cpp
+++ b/src/xswiftbus/config.cpp
@@ -59,6 +59,7 @@ namespace XSwiftBus
             if (stringCompareCaseInsensitive(key, "dbusMode")) { valid = parseDBusMode(value); }
             else if (stringCompareCaseInsensitive(key, "dbusAddress")) { valid = parseDBusAddress(value); }
             else if (stringCompareCaseInsensitive(key, "dbusPort")) { valid = parseDBusPort(value); }
+            else if (stringCompareCaseInsensitive(key, "debug")) { valid = parseDebug(value); }
             else
             {
                 WARNING_LOG("xswiftbus.conf line " + std::to_string(lineNo) + ": Unknown variable " + value + "!");
@@ -115,6 +116,19 @@ namespace XSwiftBus
         return true;
     }
 
+    bool CConfig::parseDebug(const std::string &value)
+    {
+        if (stringCompareCaseInsensitive(value, "on"))
+        {
+            m_debug = true;
+        }
+        else
+        {
+            m_debug = false;
+        }
+        return true;
+    }
+
     std::string CConfig::dbusModeToString(DBusMode mode)
     {
         switch (mode)
diff --git a/src/xswiftbus/config.h b/src/xswiftbus/config.h
index 551a92c40..2a1a6901c 100644
--- a/src/xswiftbus/config.h
+++ b/src/xswiftbus/config.h
@@ -50,10 +50,14 @@ namespace XSwiftBus
         //! Get current DBus server port
         int getDBusPort() const { return m_dbusPort; }
 
+        //! Get debug on/off
+        bool getDebugMode() const { return m_debug; }
+
     private:
         bool parseDBusMode(const std::string &value);
         bool parseDBusAddress(const std::string &value);
         bool parseDBusPort(const std::string &value);
+        bool parseDebug(const std::string &value);
 
         static std::string dbusModeToString(DBusMode mode);
 
@@ -61,6 +65,7 @@ namespace XSwiftBus
         DBusMode m_dbusMode = DBusP2P;
         std::string m_dbusAddress = "127.0.0.1";
         int m_dbusPort = 45001;
+        bool m_debug = false;
     };
 } // ns
 
diff --git a/src/xswiftbus/plugin.h b/src/xswiftbus/plugin.h
index 5b5bba165..f5aac87a4 100644
--- a/src/xswiftbus/plugin.h
+++ b/src/xswiftbus/plugin.h
@@ -62,6 +62,9 @@ namespace XSwiftBus
         //! Should stop
         bool shouldStop() const { return m_shouldStop; }
 
+        //! \copydoc XSwiftBus::CSettingsProvider::getConfig
+        virtual const CConfig &getConfig() const override { return m_pluginConfig; }
+
     private:
         CConfig         m_pluginConfig;
         CDBusDispatcher m_dbusDispatcher;
diff --git a/src/xswiftbus/settings.cpp b/src/xswiftbus/settings.cpp
index aa67aef85..5f2eb38f0 100644
--- a/src/xswiftbus/settings.cpp
+++ b/src/xswiftbus/settings.cpp
@@ -45,5 +45,10 @@ namespace XSwiftBus
     {
         m_provider->setSettings(settings);
     }
+
+    const CConfig& CSettingsAware::getConfig() const
+    {
+        return m_provider->getConfig();
+    }
 } // ns
 
diff --git a/src/xswiftbus/settings.h b/src/xswiftbus/settings.h
index 6ea61fc34..957837dfd 100644
--- a/src/xswiftbus/settings.h
+++ b/src/xswiftbus/settings.h
@@ -10,6 +10,7 @@
 #define BLACKMISC_XSWIFTBUS_CSETTINGS_H
 
 #include "blackmisc/simulation/settings/xswiftbussettingsqtfree.h"
+#include "config.h"
 #include <string>
 #include <mutex>
 
@@ -41,6 +42,9 @@ namespace XSwiftBus
         //! \threadsafe
         void setSettings(const CSettings &settings);
 
+        //! Get settings from xswiftbus.conf (needed during plugin initialization)
+        virtual const CConfig &getConfig() const = 0;
+
     private:
         mutable std::mutex m_settingsMutex;
         CSettings          m_pluginSettings; //!< owner of the settings
@@ -62,6 +66,9 @@ namespace XSwiftBus
         //! \copydoc CSettingsProvider::setSettings
         void setSettings(const CSettings &settings);
 
+        //! \copydoc CSettingsProvider::getConfig
+        const CConfig &getConfig() const;
+
     private:
         CSettingsProvider *m_provider = nullptr;
     };
diff --git a/src/xswiftbus/traffic.cpp b/src/xswiftbus/traffic.cpp
index 47aa6d745..30cbf8e0d 100644
--- a/src/xswiftbus/traffic.cpp
+++ b/src/xswiftbus/traffic.cpp
@@ -251,6 +251,10 @@ namespace XSwiftBus
             // whether or not async loading is enabled: 1 means enabled, 0 means disabled
             return 1;
         }
+        else if (strcmp(section, "debug") == 0 && strcmp(name, "render_phases") == 0)
+        {
+            return s_instance->getConfig().getDebugMode() ? 1 : 0;
+        }
         return def;
     }
 
diff --git a/src/xswiftbus/xswiftbus.conf b/src/xswiftbus/xswiftbus.conf
index ca5753f21..a165a1904 100644
--- a/src/xswiftbus/xswiftbus.conf
+++ b/src/xswiftbus/xswiftbus.conf
@@ -6,3 +6,6 @@ dbusAddress = 127.0.0.1
 
 # DBus server port - relevant for P2P mode only
 dbusPort = 45001
+
+# Render phase debugging - to help diagnose crashes
+debug = off