diff --git a/Builds/MacOSX/Dexed.xcodeproj/project.xcworkspace/xcuserdata/asb2m10.xcuserdatad/UserInterfaceState.xcuserstate b/Builds/MacOSX/Dexed.xcodeproj/project.xcworkspace/xcuserdata/asb2m10.xcuserdatad/UserInterfaceState.xcuserstate
index b9259ca..c2b8736 100644
Binary files a/Builds/MacOSX/Dexed.xcodeproj/project.xcworkspace/xcuserdata/asb2m10.xcuserdatad/UserInterfaceState.xcuserstate and b/Builds/MacOSX/Dexed.xcodeproj/project.xcworkspace/xcuserdata/asb2m10.xcuserdatad/UserInterfaceState.xcuserstate differ
diff --git a/Source/DXLookNFeel.cpp b/Source/DXLookNFeel.cpp
index 97d0c26..4291d82 100644
--- a/Source/DXLookNFeel.cpp
+++ b/Source/DXLookNFeel.cpp
@@ -175,7 +175,7 @@ void PitchEnvDisplay::paint(Graphics &g) {
     
     char *levels = pvalues;
     char *rates = pvalues + 4;
-
+    
     float dist[4];
     float total;
 
@@ -184,14 +184,19 @@ void PitchEnvDisplay::paint(Graphics &g) {
 
     for(int i=0;i<4;i++) {
         int nw = pitchenv_tab[levels[i]] + 128;
-        dist[i] = abs(old - nw) / pitchenv_rate[rates[i]];
+        dist[i] = ((float)abs(nw - old)) / pitchenv_rate[rates[i]];
         total += dist[i];
         old = nw;
     }
-
     
+    if ( total == 0 ) {
+        dist[0] = 1;
+        total = 1;
+    }
+    //TRACE("DISPLAY %f %f %f %f", dist[0], dist[1], dist[2], dist[3]);
+
     // TODO : this is WIP
-    int ratio =  96 / total;
+    float ratio =  96 / total;
 
     int oldx = 0;
     int oldy = (pitchenv_tab[levels[3]] + 128) / 10;
diff --git a/Source/GlobalEditor.cpp b/Source/GlobalEditor.cpp
index df9b500..dd6adbc 100644
--- a/Source/GlobalEditor.cpp
+++ b/Source/GlobalEditor.cpp
@@ -387,7 +387,6 @@ void GlobalEditor::comboBoxChanged (ComboBox* comboBoxThatHasChanged)
 //[MiscUserCode] You can add your own definitions of your custom methods or any other code here...
 
 void GlobalEditor::bind(DexedAudioProcessor *parent) {
-    repaint();
 	parent->algo->bind(algo);
 	parent->lfoRate->bind(lfoSpeed);
 	parent->lfoDelay->bind(lfoDelay);
@@ -412,6 +411,7 @@ void GlobalEditor::bind(DexedAudioProcessor *parent) {
     algoDisplay->algo = &(parent->data[134]);
     pitchEnvDisplay->pvalues = &(parent->data[126]);
     processor = parent;
+    repaint();
 }
 
 void GlobalEditor::setSystemMessage(String msg) {
@@ -424,6 +424,12 @@ void GlobalEditor::setParamMessage(String msg) {
     repaint();
 }
 
+void GlobalEditor::updateDisplay() {
+    algoDisplay->repaint();
+    pitchEnvDisplay->repaint();
+    repaint();
+}
+
 //[/MiscUserCode]
 
 
diff --git a/Source/GlobalEditor.h b/Source/GlobalEditor.h
index 139a4f5..6b44096 100644
--- a/Source/GlobalEditor.h
+++ b/Source/GlobalEditor.h
@@ -50,7 +50,8 @@ public:
     void bind(DexedAudioProcessor *processor);
     void setSystemMessage(String msg);
     void setParamMessage(String msg);
-
+    void updateDisplay();
+    
     String systemMsg;
     String paramMsg;
     //[/UserMethods]
diff --git a/Source/PluginEditor.cpp b/Source/PluginEditor.cpp
index def4cdd..323c4bf 100755
--- a/Source/PluginEditor.cpp
+++ b/Source/PluginEditor.cpp
@@ -277,7 +277,7 @@ void DexedAudioProcessorEditor::updateUI() {
     int id = processor->getCurrentProgram() + 1;
     presets.setSelectedId(id, NotificationType::dontSendNotification);
     
-    global.repaint();
+    global.updateDisplay();
 }
 
 void DexedAudioProcessorEditor::rebuildPresetCombobox() {
diff --git a/Source/PluginParam.cpp b/Source/PluginParam.cpp
index 90419fa..36cc65c 100755
--- a/Source/PluginParam.cpp
+++ b/Source/PluginParam.cpp
@@ -386,7 +386,7 @@ int DexedAudioProcessor::importSysex(const char *imported) {
             }
             patchNames[i][j] = c;
         }
-        patchNames[i][11] = 0;
+        patchNames[i][10] = 0;
     }
     return 0;
 }
@@ -585,11 +585,15 @@ const String DexedAudioProcessor::getParameterText(int index) {
 }
 
 
+
+#define CURRENT_PLUGINSTATE_VERSION 1
 struct PluginState {
+    int version;
     uint8_t sysex[4011];
     uint8_t program[161];
     float cutoff;
     float reso;
+    int programNum;
 };
 
 //==============================================================================
@@ -602,10 +606,13 @@ void DexedAudioProcessor::getStateInformation(MemoryBlock& destData) {
     
     PluginState state;
     
+    state.version = CURRENT_PLUGINSTATE_VERSION;
+    
     exportSysex((char *)(&state.sysex));
     memcpy(state.program, data, 161);
     state.cutoff = fx.uiCutoff;
     state.reso = fx.uiReso;
+    state.programNum = currentProgram;
     
     destData.insert(&state, sizeof(PluginState), 0);
 }
@@ -630,12 +637,17 @@ void DexedAudioProcessor::setStateInformation(const void* source, int sizeInByte
     
     memcpy((void *) &state, source, sizeInBytes);
 
+    if ( state.version != CURRENT_PLUGINSTATE_VERSION ) {
+        TRACE("version of VST chunk is not compatible, bailing out");
+        return;
+    }
     importSysex((char *) state.sysex);
     memcpy(data, state.program, 161);
     
     fx.uiCutoff = state.cutoff;
     fx.uiReso = state.reso;
-
+    currentProgram = state.programNum;
+    
     lastStateSave = (long) time(NULL);
     TRACE("setting VST STATE");
     updateUI();