diff --git a/src/blackcore/context_audio_impl.cpp b/src/blackcore/context_audio_impl.cpp
index 9b1b3c9c5..456a90b24 100644
--- a/src/blackcore/context_audio_impl.cpp
+++ b/src/blackcore/context_audio_impl.cpp
@@ -50,6 +50,7 @@ namespace BlackCore
     void CContextAudio::setOwnAircraft(const CAircraft &ownAircraft)
     {
         Q_ASSERT(this->m_voice);
+        if (this->getRuntime()->isSlotLogForAudioEnabled()) this->getRuntime()->logSlot(Q_FUNC_INFO, ownAircraft.toQString());
         this->m_voice->setMyAircraftCallsign(ownAircraft.getCallsign());
     }
 
@@ -59,6 +60,7 @@ namespace BlackCore
     CVoiceRoomList CContextAudio::getComVoiceRoomsWithAudioStatus() const
     {
         Q_ASSERT(this->m_voice);
+        if (this->getRuntime()->isSlotLogForAudioEnabled()) this->getRuntime()->logSlot(Q_FUNC_INFO);
         return this->m_voice->getComVoiceRoomsWithAudioStatus();
     }
 
@@ -68,6 +70,7 @@ namespace BlackCore
     CVoiceRoom CContextAudio::getCom1VoiceRoom(bool withAudioStatus) const
     {
         Q_ASSERT(this->m_voice);
+        if (this->getRuntime()->isSlotLogForAudioEnabled()) this->getRuntime()->logSlot(Q_FUNC_INFO, withAudioStatus);
         if (withAudioStatus)
             return this->m_voice->getComVoiceRoomsWithAudioStatus()[0];
         else
@@ -80,6 +83,7 @@ namespace BlackCore
     CVoiceRoom CContextAudio::getCom2VoiceRoom(bool withAudioStatus) const
     {
         Q_ASSERT(this->m_voice);
+        if (this->getRuntime()->isSlotLogForAudioEnabled()) this->getRuntime()->logSlot(Q_FUNC_INFO, withAudioStatus);
         if (withAudioStatus)
             return this->m_voice->getComVoiceRoomsWithAudioStatus()[1];
         else
@@ -92,6 +96,7 @@ namespace BlackCore
     CVoiceRoomList CContextAudio::getComVoiceRooms() const
     {
         Q_ASSERT(this->m_voice);
+        if (this->getRuntime()->isSlotLogForAudioEnabled()) this->getRuntime()->logSlot(Q_FUNC_INFO);
         return this->m_voice->getComVoiceRooms();
     }
 
@@ -101,6 +106,7 @@ namespace BlackCore
     void CContextAudio::leaveAllVoiceRooms()
     {
         Q_ASSERT(this->m_voice);
+        if (this->getRuntime()->isSlotLogForAudioEnabled()) this->getRuntime()->logSlot(Q_FUNC_INFO);
         this->m_voice->leaveAllVoiceRooms();
     }
 
@@ -110,6 +116,7 @@ namespace BlackCore
     CAudioDeviceList CContextAudio::getAudioDevices() const
     {
         Q_ASSERT(this->m_voice);
+        if (this->getRuntime()->isSlotLogForAudioEnabled()) this->getRuntime()->logSlot(Q_FUNC_INFO);
         return this->m_voice->audioDevices();
     }
 
@@ -119,6 +126,7 @@ namespace BlackCore
     CAudioDeviceList CContextAudio::getCurrentAudioDevices() const
     {
         Q_ASSERT(this->m_voice);
+        if (this->getRuntime()->isSlotLogForAudioEnabled()) this->getRuntime()->logSlot(Q_FUNC_INFO);
         CAudioDeviceList devices;
         devices.push_back(this->m_voice->getCurrentInputDevice());
         devices.push_back(this->m_voice->getCurrentOutputDevice());
@@ -132,6 +140,7 @@ namespace BlackCore
     {
         Q_ASSERT(this->m_voice);
         Q_ASSERT(audioDevice.getType() != CAudioDevice::Unknown);
+        if (this->getRuntime()->isSlotLogForAudioEnabled()) this->getRuntime()->logSlot(Q_FUNC_INFO, audioDevice.toQString());
         if (audioDevice.getType() == CAudioDevice::InputDevice)
         {
             this->m_voice->setInputDevice(audioDevice);
@@ -148,6 +157,7 @@ namespace BlackCore
     void CContextAudio::setVolumes(const CComSystem &com1, const CComSystem &com2)
     {
         Q_ASSERT(this->m_voice);
+        if (this->getRuntime()->isSlotLogForAudioEnabled()) this->getRuntime()->logSlot(Q_FUNC_INFO, com1.toQString(), com2.toQString());
         this->m_voice->setRoomOutputVolume(IVoice::COM1, com1.getVolumeOutput());
         this->m_voice->setRoomOutputVolume(IVoice::COM2, com2.getVolumeOutput());
         this->m_voice->switchAudioOutput(IVoice::COM1, com1.isEnabled());
@@ -160,6 +170,7 @@ namespace BlackCore
     bool CContextAudio::isMuted() const
     {
         Q_ASSERT(this->m_voice);
+        if (this->getRuntime()->isSlotLogForAudioEnabled()) this->getRuntime()->logSlot(Q_FUNC_INFO);
         return this->m_voice->isMuted();
     }
 
@@ -169,6 +180,7 @@ namespace BlackCore
     void CContextAudio::setComVoiceRooms(const CVoiceRoom &voiceRoomCom1, const CVoiceRoom &voiceRoomCom2)
     {
         Q_ASSERT(this->m_voice);
+        if (this->getRuntime()->isSlotLogForAudioEnabled()) this->getRuntime()->logSlot(Q_FUNC_INFO, voiceRoomCom1.toQString(), voiceRoomCom2.toQString());
         CVoiceRoomList currentRooms =  this->m_voice->getComVoiceRoomsWithAudioStatus();
         CVoiceRoom currentRoom1 = currentRooms[0];
         CVoiceRoom currentRoom2 = currentRooms[1];
@@ -190,6 +202,7 @@ namespace BlackCore
     CCallsignList CContextAudio::getCom1RoomCallsigns() const
     {
         Q_ASSERT(this->m_voice);
+        if (this->getRuntime()->isSlotLogForAudioEnabled()) this->getRuntime()->logSlot(Q_FUNC_INFO);
         return this->m_voice->getVoiceRoomCallsigns(IVoice::COM1);
     }
 
@@ -199,6 +212,7 @@ namespace BlackCore
     CCallsignList CContextAudio::getCom2RoomCallsigns() const
     {
         Q_ASSERT(this->m_voice);
+        if (this->getRuntime()->isSlotLogForAudioEnabled()) this->getRuntime()->logSlot(Q_FUNC_INFO);
         return this->m_voice->getVoiceRoomCallsigns(IVoice::COM2);
     }
 
@@ -209,6 +223,8 @@ namespace BlackCore
     {
         Q_ASSERT(this->m_voice);
         Q_ASSERT(this->getRuntime());
+        if (!this->getRuntime()->getIContextNetwork()) return Network::CUserList();
+        if (this->getRuntime()->isSlotLogForAudioEnabled()) this->getRuntime()->logSlot(Q_FUNC_INFO);
         return this->getIContextNetwork()->getUsersForCallsigns(this->getCom1RoomCallsigns());
     }
 
@@ -219,9 +235,9 @@ namespace BlackCore
     {
         Q_ASSERT(this->m_voice);
         Q_ASSERT(this->getRuntime());
-        Q_ASSERT(this->getRuntime()->getIContextNetwork());
-        return this->getRuntime()->getIContextNetwork()->
-               getUsersForCallsigns(this->getCom2RoomCallsigns());
+        if (!this->getRuntime()->getIContextNetwork()) return Network::CUserList();
+        if (this->getRuntime()->isSlotLogForAudioEnabled()) this->getRuntime()->logSlot(Q_FUNC_INFO);
+        return this->getRuntime()->getIContextNetwork()->getUsersForCallsigns(this->getCom2RoomCallsigns());
     }
 
     /*
@@ -230,6 +246,7 @@ namespace BlackCore
     void CContextAudio::playSelcalTone(const CSelcal &selcal) const
     {
         Q_ASSERT(this->m_voice);
+        if (this->getRuntime()->isSlotLogForAudioEnabled()) this->getRuntime()->logSlot(Q_FUNC_INFO, selcal.toQString());
         CAudioDevice outputDevice = m_voice->getCurrentOutputDevice();
         BlackSound::CSoundGenerator::playSelcal(90, selcal, outputDevice);
     }
@@ -240,6 +257,7 @@ namespace BlackCore
     void CContextAudio::playNotification(uint notification) const
     {
         Q_ASSERT(this->m_voice);
+        if (this->getRuntime()->isSlotLogForAudioEnabled()) this->getRuntime()->logSlot(Q_FUNC_INFO, QString::number(notification));
         BlackSound::CSoundGenerator::playNotificationSound(90, static_cast<BlackSound::CSoundGenerator::Notification>(notification));
     }
 
@@ -249,6 +267,7 @@ namespace BlackCore
     void CContextAudio::runMicrophoneTest()
     {
         Q_ASSERT(this->m_voice);
+        if (this->getRuntime()->isSlotLogForAudioEnabled()) this->getRuntime()->logSlot(Q_FUNC_INFO);
         this->m_voice->runMicrophoneTest();
     }
 
@@ -258,6 +277,7 @@ namespace BlackCore
     void CContextAudio::runSquelchTest()
     {
         Q_ASSERT(this->m_voice);
+        if (this->getRuntime()->isSlotLogForAudioEnabled()) this->getRuntime()->logSlot(Q_FUNC_INFO);
         this->m_voice->runSquelchTest();
     }
 
@@ -267,6 +287,7 @@ namespace BlackCore
     QString CContextAudio::getMicrophoneTestResult() const
     {
         Q_ASSERT(this->m_voice);
+        if (this->getRuntime()->isSlotLogForAudioEnabled()) this->getRuntime()->logSlot(Q_FUNC_INFO);
         return this->m_voice->micTestResultAsString();
     }
 
@@ -276,9 +297,13 @@ namespace BlackCore
     double CContextAudio::getSquelchValue() const
     {
         Q_ASSERT(this->m_voice);
+        if (this->getRuntime()->isSlotLogForAudioEnabled()) this->getRuntime()->logSlot(Q_FUNC_INFO);
         return static_cast<double>(this->m_voice->inputSquelch());
     }
 
+    /*
+     * Settings changed
+     */
     void CContextAudio::settingsChanged(uint typeValue)
     {
         if (!this->getIContextSettings()) return;
diff --git a/src/blackcore/context_audio_impl.h b/src/blackcore/context_audio_impl.h
index a4483dc15..d01141794 100644
--- a/src/blackcore/context_audio_impl.h
+++ b/src/blackcore/context_audio_impl.h
@@ -20,6 +20,7 @@ namespace BlackCore
     {
         Q_CLASSINFO("D-Bus Interface", BLACKCORE_CONTEXTAUDIO_INTERFACENAME)
         Q_OBJECT
+
         friend class CRuntime;
 
     public:
diff --git a/src/blackcore/context_network_impl.cpp b/src/blackcore/context_network_impl.cpp
index 8a1445f04..e3e4de50a 100644
--- a/src/blackcore/context_network_impl.cpp
+++ b/src/blackcore/context_network_impl.cpp
@@ -179,6 +179,7 @@ namespace BlackCore
      */
     bool CContextNetwork::isConnected() const
     {
+        if (this->getRuntime()->isSlotLogForNetworkEnabled()) this->getRuntime()->logSlot(Q_FUNC_INFO);
         return this->m_network->isConnected();
     }
 
diff --git a/src/blackcore/context_runtime.cpp b/src/blackcore/context_runtime.cpp
index 4692c3321..055a47fc9 100644
--- a/src/blackcore/context_runtime.cpp
+++ b/src/blackcore/context_runtime.cpp
@@ -217,6 +217,11 @@ namespace BlackCore
         qDebug() << func << p1 << p2 << p3 << p4; return;
     }
 
+    void CRuntime::logSlot(const char *func, bool boolValue) const
+    {
+        qDebug() << func << boolValue;
+    }
+
     /*
      * Init runtime
      */
diff --git a/src/blackcore/context_runtime.h b/src/blackcore/context_runtime.h
index e6f6687d3..ab7e18695 100644
--- a/src/blackcore/context_runtime.h
+++ b/src/blackcore/context_runtime.h
@@ -93,9 +93,11 @@ namespace BlackCore
 
         //! Slot logging
         //! \todo to be replace if initializer lists becomes available
-        //! \sa signalLog(QOb)
         void logSlot(const char *func, const QString &p1 = "", const QString &p2 = "", const QString &p3 = "", const QString &p4 = "") const;
 
+        //! Slot logging for bool value
+        void logSlot(const char *func, bool boolValue) const;
+
         //! shutdown
         void gracefulShutdown();
 
@@ -157,6 +159,9 @@ namespace BlackCore
         //! \remarks only applicable for local object
         CContextSimulator *getCContextSimulator() const;
 
+        //! Init
+        void init(const CRuntimeConfig &config);
+
     private:
         bool m_init; /*!< flag */
         CDBusServer *m_dbusServer;
@@ -179,8 +184,6 @@ namespace BlackCore
         IContextSimulator *m_contextSimulator;
         QMultiMap<QString, QMetaObject::Connection> m_logSignalConnections;
 
-        //! Init
-        void init(const CRuntimeConfig &config);
 
         //! initialization of DBus connection (where applicable)
         void initDBusConnection();
diff --git a/src/blackcore/context_simulator_impl.cpp b/src/blackcore/context_simulator_impl.cpp
index dad94b805..1fc19def5 100644
--- a/src/blackcore/context_simulator_impl.cpp
+++ b/src/blackcore/context_simulator_impl.cpp
@@ -18,7 +18,6 @@ using namespace BlackMisc::Geo;
 
 namespace BlackCore
 {
-    // Init this context
     CContextSimulator::CContextSimulator(CRuntimeConfig::ContextMode mode, CRuntime *runtime) : IContextSimulator(mode, runtime),
         m_simulator(nullptr), m_updateTimer(nullptr)
     {
@@ -27,17 +26,18 @@ namespace BlackCore
         connect(m_updateTimer, &QTimer::timeout, this, &CContextSimulator::updateOwnAircraft);
     }
 
-    // Cleanup
     CContextSimulator::~CContextSimulator() {}
 
     bool CContextSimulator::isConnected() const
     {
+        if (this->getRuntime()->isSlotLogForSimulatorEnabled()) this->getRuntime()->logSlot(Q_FUNC_INFO);
         if (!m_simulator) return false;
         return m_simulator->isConnected();
     }
 
     BlackMisc::Aviation::CAircraft CContextSimulator::getOwnAircraft() const
     {
+        if (this->getRuntime()->isSlotLogForSimulatorEnabled()) this->getRuntime()->logSlot(Q_FUNC_INFO);
         return m_ownAircraft;
     }