diff --git a/src/llconclientdlg.cpp b/src/llconclientdlg.cpp
index 49f78d6e..8bf9db24 100755
--- a/src/llconclientdlg.cpp
+++ b/src/llconclientdlg.cpp
@@ -129,6 +129,11 @@ CLlconClientDlg::CLlconClientDlg ( CClient* pNCliP,
     MultiColorLEDBarInputLevelR->setValue ( 0 );
 
 
+// TEST
+MultiColorLEDBarInputLevelL->setEnabled ( false );
+
+
+
     // init slider controls ---
     // audio in fader
     SliderAudInFader->setRange ( AUD_FADER_IN_MIN, AUD_FADER_IN_MAX );
diff --git a/src/multicolorledbar.cpp b/src/multicolorledbar.cpp
index c1965ae6..a07bfb22 100755
--- a/src/multicolorledbar.cpp
+++ b/src/multicolorledbar.cpp
@@ -70,7 +70,7 @@ CMultiColorLEDBar::~CMultiColorLEDBar()
 void CMultiColorLEDBar::changeEvent ( QEvent* curEvent )
 {
     // act on enabled changed state
-    if ( (*curEvent).type() == QEvent::EnabledChange )
+    if ( curEvent->type() == QEvent::EnabledChange )
     {
         // reset all LEDs
         Reset ( this->isEnabled() );
diff --git a/src/resources.qrc b/src/resources.qrc
index 230b9125..7fd235c3 100755
--- a/src/resources.qrc
+++ b/src/resources.qrc
@@ -2,6 +2,7 @@
     <qresource prefix="/png/LEDs" >
         <file>res/CLEDBlack.png</file>
         <file>res/CLEDBlackSmall.png</file>
+        <file>res/CLEDDisabledSmall.png</file>
         <file>res/CLEDGreen.png</file>
         <file>res/CLEDGreenSmall.png</file>
         <file>res/CLEDGrey.png</file>
@@ -12,6 +13,7 @@
         <file>res/CLEDYellowSmall.png</file>
         <file>res/VLEDBlack.png</file>
         <file>res/VLEDBlackSmall.png</file>
+        <file>res/VLEDDisabledSmall.png</file>
         <file>res/VLEDGreen.png</file>
         <file>res/VLEDGreenSmall.png</file>
         <file>res/VLEDGrey.png</file>
diff --git a/src/server.cpp b/src/server.cpp
index 0e5b08f6..7ff464a9 100755
--- a/src/server.cpp
+++ b/src/server.cpp
@@ -173,7 +173,7 @@ CVector<short> CServer::ProcessData ( CVector<CVector<double> >& vecvecdData,
         // if channel gain is 1, avoid multiplication for speed optimization
         if ( vecdGains[j] == static_cast<double> ( 1.0 ) )
         {
-            for ( int i = 0; i < MIN_SERVER_BLOCK_SIZE_SAMPLES; i++ )
+            for ( i = 0; i < MIN_SERVER_BLOCK_SIZE_SAMPLES; i++ )
             {
                 vecsOutData[i] =
                     Double2Short ( vecsOutData[i] + vecvecdData[j][i] );
@@ -181,7 +181,7 @@ CVector<short> CServer::ProcessData ( CVector<CVector<double> >& vecvecdData,
         }
         else
         {
-            for ( int i = 0; i < MIN_SERVER_BLOCK_SIZE_SAMPLES; i++ )
+            for ( i = 0; i < MIN_SERVER_BLOCK_SIZE_SAMPLES; i++ )
             {
                 vecsOutData[i] =
                     Double2Short ( vecsOutData[i] +