diff --git a/android/sound.cpp b/android/sound.cpp
index f5c6e7b7..0b2ae651 100644
--- a/android/sound.cpp
+++ b/android/sound.cpp
@@ -29,9 +29,9 @@
 CSound::CSound ( void           (*fpNewProcessCallback) ( CVector<short>& psData, void* arg ),
                  void*          arg,
                  const int      iCtrlMIDIChannel,
-                 const bool     bNoAutoJackConnect,
-                 const QString& strJackClientName ) :
-    CSoundBase ( "OpenSL", true, fpNewProcessCallback, arg, iCtrlMIDIChannel, bNoAutoJackConnect, strJackClientName )
+                 const bool     ,
+                 const QString& ) :
+    CSoundBase ( "OpenSL", true, fpNewProcessCallback, arg, iCtrlMIDIChannel )
 {
 
 }
diff --git a/android/sound.h b/android/sound.h
index 2f888b01..6ab4c34b 100644
--- a/android/sound.h
+++ b/android/sound.h
@@ -35,11 +35,11 @@
 class CSound : public CSoundBase
 {
 public:
-    CSound ( void             (*fpNewProcessCallback) ( CVector<short>& psData, void* arg ),
-             void*            arg,
-             const int        iCtrlMIDIChannel,
-             const bool       bNoAutoJackConnect,
-             const QString&   strJackClientName );
+    CSound ( void           (*fpNewProcessCallback) ( CVector<short>& psData, void* arg ),
+             void*          arg,
+             const int      iCtrlMIDIChannel,
+             const bool     ,
+             const QString& );
     virtual ~CSound() {}
 
     virtual int  Init ( const int iNewPrefMonoBufferSize );
diff --git a/linux/sound.cpp b/linux/sound.cpp
index 61100bae..9fd08995 100755
--- a/linux/sound.cpp
+++ b/linux/sound.cpp
@@ -27,7 +27,8 @@
 #include "sound.h"
 
 #ifdef WITH_SOUND
-void CSound::OpenJack ( const char* jackClientName )
+void CSound::OpenJack ( const bool  bNoAutoJackConnect,
+                        const char* jackClientName )
 {
     jack_status_t JackStatus;
 
diff --git a/linux/sound.h b/linux/sound.h
index 332229e9..bb753ee7 100755
--- a/linux/sound.h
+++ b/linux/sound.h
@@ -65,8 +65,8 @@ public:
              const int      iCtrlMIDIChannel,
              const bool     bNoAutoJackConnect,
              const QString& strJackClientName ) :
-        CSoundBase ( "Jack", true, fpNewProcessCallback, arg, iCtrlMIDIChannel, bNoAutoJackConnect, strJackClientName ),
-        iJACKBufferSizeMono ( 0 ) { OpenJack ( strJackClientName.toLocal8Bit().data() ); }
+        CSoundBase ( "Jack", true, fpNewProcessCallback, arg, iCtrlMIDIChannel ),
+        iJACKBufferSizeMono ( 0 ) { OpenJack ( bNoAutoJackConnect, strJackClientName.toLocal8Bit().data() ); }
 
     virtual ~CSound() { CloseJack(); }
 
@@ -87,7 +87,9 @@ public:
     jack_port_t*   input_port_midi;
 
 protected:
-    void OpenJack ( const char* jackClientName );
+    void OpenJack ( const bool  bNoAutoJackConnect,
+                    const char* jackClientName );
+
     void CloseJack();
 
     // callbacks
@@ -104,9 +106,9 @@ public:
     CSound ( void           (*fpNewProcessCallback) ( CVector<short>& psData, void* pParg ),
              void*          pParg,
              const int      iCtrlMIDIChannel,
-             const bool     bNoAutoJackConnect,
-             const QString& strJackClientName ) :
-        CSoundBase ( "nosound", false, fpNewProcessCallback, pParg, iCtrlMIDIChannel, bNoAutoJackConnect, strJackClientName ) {}
+             const bool     ,
+             const QString& ) :
+        CSoundBase ( "nosound", false, fpNewProcessCallback, pParg, iCtrlMIDIChannel ) {}
     virtual ~CSound() {}
 };
 #endif // WITH_SOUND
diff --git a/mac/sound.cpp b/mac/sound.cpp
index 1b022708..84743e21 100755
--- a/mac/sound.cpp
+++ b/mac/sound.cpp
@@ -29,9 +29,9 @@
 CSound::CSound ( void       (*fpNewProcessCallback) ( CVector<short>& psData, void* arg ),
                  void*      arg,
                  const int  iCtrlMIDIChannel,
-                 const bool bNoAutoJackConnect,
-                 QString&   strJackClientName ) :
-    CSoundBase ( "CoreAudio", true, fpNewProcessCallback, arg, iCtrlMIDIChannel, bNoAutoJackConnect, strJackClientName ),
+                 const bool ,
+                 QString&   ) :
+    CSoundBase ( "CoreAudio", true, fpNewProcessCallback, arg, iCtrlMIDIChannel ),
     midiInPortRef ( static_cast<MIDIPortRef> ( NULL ) )
 {
     // Apple Mailing Lists: Subject: GUI Apps should set kAudioHardwarePropertyRunLoop
diff --git a/mac/sound.h b/mac/sound.h
index 3ec81a07..1b4688e7 100755
--- a/mac/sound.h
+++ b/mac/sound.h
@@ -39,8 +39,8 @@ public:
     CSound ( void           (*fpNewProcessCallback) ( CVector<short>& psData, void* arg ),
              void*          arg,
              const int      iCtrlMIDIChannel,
-             const bool     bNoAutoJackConnect,
-             const QString& strJackClientName );
+             const bool     ,
+             const QString& );
 
     virtual int  Init ( const int iNewPrefMonoBufferSize );
     virtual void Start();
diff --git a/src/soundbase.cpp b/src/soundbase.cpp
index f354a544..032659e3 100755
--- a/src/soundbase.cpp
+++ b/src/soundbase.cpp
@@ -30,16 +30,12 @@ CSoundBase::CSoundBase ( const QString& strNewSystemDriverTechniqueName,
                          const bool     bNewIsCallbackAudioInterface,
                          void           (*fpNewProcessCallback) ( CVector<int16_t>& psData, void* pParg ),
                          void*          pParg,
-                         const int      iNewCtrlMIDIChannel,
-                         const bool     bNewNoAutoJackConnect,
-                         const QString& strNewJackClientName ) :
+                         const int      iNewCtrlMIDIChannel ) :
     fpProcessCallback ( fpNewProcessCallback ),
     pProcessCallbackArg ( pParg ), bRun ( false ),
     bIsCallbackAudioInterface ( bNewIsCallbackAudioInterface ),
     strSystemDriverTechniqueName ( strNewSystemDriverTechniqueName ),
-    iCtrlMIDIChannel ( iNewCtrlMIDIChannel ),
-    bNoAutoJackConnect ( bNewNoAutoJackConnect ),
-    strJackClientName ( strNewJackClientName )
+    iCtrlMIDIChannel ( iNewCtrlMIDIChannel )
 {
     // initializations for the sound card names (default)
     lNumDevs          = 1;
diff --git a/src/soundbase.h b/src/soundbase.h
index 3ecc36cf..381648f7 100755
--- a/src/soundbase.h
+++ b/src/soundbase.h
@@ -51,9 +51,7 @@ public:
                  const bool     bNewIsCallbackAudioInterface,
                  void           (*fpNewProcessCallback) ( CVector<int16_t>& psData, void* pParg ),
                  void*          pParg,
-                 const int      iNewCtrlMIDIChannel,
-                 const bool     bNewNoAutoJackConnect,
-                 const QString& strNewJackClientName );
+                 const int      iNewCtrlMIDIChannel );
 
     virtual int  Init ( const int iNewPrefMonoBufferSize );
     virtual void Start();
@@ -122,8 +120,6 @@ protected:
     bool             bIsCallbackAudioInterface;
     QString          strSystemDriverTechniqueName;
     int              iCtrlMIDIChannel;
-    bool             bNoAutoJackConnect;
-    QString          strJackClientName;
 
     CVector<int16_t> vecsAudioSndCrdStereo;
 
diff --git a/windows/sound.cpp b/windows/sound.cpp
index 5745c77d..e5674b8b 100755
--- a/windows/sound.cpp
+++ b/windows/sound.cpp
@@ -486,9 +486,9 @@ void CSound::Stop()
 CSound::CSound ( void           (*fpNewCallback) ( CVector<int16_t>& psData, void* arg ),
                  void*          arg,
                  const int      iCtrlMIDIChannel,
-                 const bool     bNoAutoJackConnect,
-                 const QString& strJackClientName ) :
-    CSoundBase              ( "ASIO", true, fpNewCallback, arg, iCtrlMIDIChannel, bNoAutoJackConnect, strJackClientName ),
+                 const bool     ,
+                 const QString& ) :
+    CSoundBase              ( "ASIO", true, fpNewCallback, arg, iCtrlMIDIChannel ),
     lNumInChan              ( 0 ),
     lNumInChanPlusAddChan   ( 0 ),
     lNumOutChan             ( 0 ),
diff --git a/windows/sound.h b/windows/sound.h
index 4a9dfaf0..951acfcb 100755
--- a/windows/sound.h
+++ b/windows/sound.h
@@ -49,8 +49,8 @@ public:
     CSound ( void           (*fpNewCallback) ( CVector<int16_t>& psData, void* arg ),
              void*          arg,
              const int      iCtrlMIDIChannel,
-             const bool     bNoAutoJackConnect,
-             const QString& strJackClientName );
+             const bool     ,
+             const QString& );
     
     virtual ~CSound() { UnloadCurrentDriver(); }