diff --git a/graphics/VP1/VP1Gui/src/VP1AvailEvents.cxx b/graphics/VP1/VP1Gui/src/VP1AvailEvents.cxx
index 4b2ed835fb41691a33681a3d9b65ed4bd23a21ab..7e1df96619ba3a095b1c136feee8a07edfea2ca8 100644
--- a/graphics/VP1/VP1Gui/src/VP1AvailEvents.cxx
+++ b/graphics/VP1/VP1Gui/src/VP1AvailEvents.cxx
@@ -52,7 +52,8 @@ public:
     }
 
     EventID & operator= (const EventID & o )
-    {
+    { 
+      if (&o == this) return *this;
       eventNumber = o.eventNumber;
       runNumber = o.runNumber;
       return *this;
diff --git a/graphics/VP1/VP1Gui/src/VP1EventDisplayEditor.cxx b/graphics/VP1/VP1Gui/src/VP1EventDisplayEditor.cxx
index 1070d758a1f2f13f80d939620df43ae67651f4fa..46a46fb9cafe543c4208e698394a101b16c46b4a 100644
--- a/graphics/VP1/VP1Gui/src/VP1EventDisplayEditor.cxx
+++ b/graphics/VP1/VP1Gui/src/VP1EventDisplayEditor.cxx
@@ -371,7 +371,7 @@ QString VP1EventDisplayEditor::getEventDetailsLabel()
 
 	QString evtstr = "Run: "+QString::number(_runNumber)+"\n"
 			+ "Event: "+QString::number(_eventNumber)+"\n"
-			+ QString(time>0 ? QDateTime::fromTime_t(_eventTimestamp).toString(Qt::ISODate).replace('T',' ')+ " CEST" : "");
+			+ QString(QDateTime::fromTime_t(_eventTimestamp).toString(Qt::ISODate).replace('T',' ')+ " CEST" );
 
 	//VP1Msg::messageVerbose(evtstr);
 
diff --git a/graphics/VP1/VP1Gui/src/VP1EventDisplaySceneView.cxx b/graphics/VP1/VP1Gui/src/VP1EventDisplaySceneView.cxx
index 7097451c93b932ab1b626ab0db08aa280c9ae8aa..c71cd98ed988660ae836f30a0c46f7fb55b31e68 100644
--- a/graphics/VP1/VP1Gui/src/VP1EventDisplaySceneView.cxx
+++ b/graphics/VP1/VP1Gui/src/VP1EventDisplaySceneView.cxx
@@ -37,9 +37,10 @@ void GraphicsView::wheelEvent(QWheelEvent *e)
 }
 
 VP1EventDisplaySceneView::VP1EventDisplaySceneView(const QString &name, bool preview, QWidget *parent)
-: QFrame(parent)
+: QFrame(parent),_frame(nullptr),_line(nullptr)
 {
 	_preview = preview;
+	
 
 	setFrameStyle(Sunken | StyledPanel);
 
diff --git a/graphics/VP1/VP1Gui/src/VP1Gui.cxx b/graphics/VP1/VP1Gui/src/VP1Gui.cxx
index b68737bb2160e82730d1ca62be369d72b947e75d..ee9f174560f32ed976887fb50f93bcfb6de2c980 100644
--- a/graphics/VP1/VP1Gui/src/VP1Gui.cxx
+++ b/graphics/VP1/VP1Gui/src/VP1Gui.cxx
@@ -25,14 +25,20 @@
 //____________________________________________________________________
 class VP1Gui::Imp {
 public:
-  Imp() : the_scheduler(0) {}
+  Imp() : the_scheduler(nullptr), sg(nullptr), detstore(nullptr),
+    svclocator(nullptr), toolSvc(nullptr),
+    initialvp1files{},
+    initialCruiseSeconds{},
+    localFileCacheLimit{}{
+    //nop
+  }
   VP1ExecutionScheduler * the_scheduler;
 
   //We hold the arguments here until init is called:
-  StoreGateSvc* sg;
-  StoreGateSvc* detstore;
-  ISvcLocator* svclocator;
-  IToolSvc*toolSvc;
+  StoreGateSvc * sg;
+  StoreGateSvc * detstore;
+  ISvcLocator * svclocator;
+  IToolSvc * toolSvc;
   QStringList initialvp1files;
   QString initialCruiseMode;
   unsigned initialCruiseSeconds;
diff --git a/graphics/VP1/VP1Gui/src/VP1IncomingMessageDialog.cxx b/graphics/VP1/VP1Gui/src/VP1IncomingMessageDialog.cxx
index 3b0b2eec8ac7c7fd7bf77fd68a76b6e1de61f1f9..9387ce6f557b4b48e1b043d3b62777ea6fe74f81 100644
--- a/graphics/VP1/VP1Gui/src/VP1IncomingMessageDialog.cxx
+++ b/graphics/VP1/VP1Gui/src/VP1IncomingMessageDialog.cxx
@@ -23,7 +23,13 @@
 //____________________________________________________________________
 class VP1IncomingMessageDialog::Imp {
 public:
-  Imp(const VP1ExternalRequest& r) : request(r) {}
+  Imp(const VP1ExternalRequest& r) : tabmanager{}, channelmanager{}, requestqueue{},request(r),
+    lcdNumber_pending{}, lcdNumber_pendingsender{}, lcdNumber_pendingexactsame{},
+    blockallmessages{}, pushButton_allclear{}, pushButton_senderclear{},
+    pushButton_messageclear{}, messages_blockedsenders{}, messages_blockedexactmessages{}
+  {
+   //nop
+  }
   VP1TabManager* tabmanager;
   VP1ChannelManager* channelmanager;
   QQueue<VP1ExternalRequest>* requestqueue;
diff --git a/graphics/VP1/VP1Gui/src/VP1TabManager.cxx b/graphics/VP1/VP1Gui/src/VP1TabManager.cxx
index d765693ed93507cb1fc9c60404e7d29890cf7ac8..9254081b5c904d45658c5c1129cb5ce67a9b8dcb 100644
--- a/graphics/VP1/VP1Gui/src/VP1TabManager.cxx
+++ b/graphics/VP1/VP1Gui/src/VP1TabManager.cxx
@@ -53,7 +53,9 @@ class VP1TabManager::Imp {
 public:
   //Constructor, tabwidget & channel manager:
   Imp(VP1TabManager*tm,VP1TabWidget* tw, VP1ChannelManager* cm)
-    : tabmanager(tm), tabwidget(tw),channelmanager(cm),selecteddockwidget(0),
+    : tabmanager(tm), tabwidget(tw),channelmanager(cm),
+      dontEmitVisibilityChanges{},
+      selecteddockwidget(0),
       fullscreen_dockwidget(0),fullscreen_channelwidget(0),
       fullscreen_tabindex(-1),fullscreen_tab(0),tabcruisemode(false) {}
 
@@ -130,12 +132,10 @@ VP1TabManager::~VP1TabManager(){
 
 
 //___________________________________________________________________________________
-void  VP1TabManager::launchStereoEditorCurrentTab()
-{
+void  VP1TabManager::launchStereoEditorCurrentTab(){
 	VP1Msg::messageVerbose("VP1TabManager::launchStereoEditorCurrentTab()");
-
-	if (dynamic_cast<IVP13DStandardChannelWidget*>(selectedChannelWidget()) ) {
-		IVP13DStandardChannelWidget* channel = dynamic_cast<IVP13DStandardChannelWidget*>(selectedChannelWidget());
+  IVP13DStandardChannelWidget* channel = dynamic_cast<IVP13DStandardChannelWidget*>(selectedChannelWidget());
+	if (channel ) {
 		channel->launchStereoEditor();
 	}
 }