diff --git a/src/app/widgets/vtooloptionspropertybrowser.cpp b/src/app/widgets/vtooloptionspropertybrowser.cpp
index 5816bf164..b450291f2 100644
--- a/src/app/widgets/vtooloptionspropertybrowser.cpp
+++ b/src/app/widgets/vtooloptionspropertybrowser.cpp
@@ -650,8 +650,6 @@ void VToolOptionsPropertyBrowser::ChangeDataToolLineIntersect(VProperty *propert
     QVariant value = property->data(VProperty::DPC_Data, Qt::DisplayRole);
     const QString id = propertyToId[property];
 
-    VToolLineIntersect *i = qgraphicsitem_cast<VToolLineIntersect *>(currentItem);
-    SCASSERT(i != nullptr);
     switch (PropertiesList().indexOf(id))
     {
         case 0: // VAbstractTool::AttrName
@@ -725,8 +723,6 @@ void VToolOptionsPropertyBrowser::ChangeDataToolPointOfIntersection(VProperty *p
     QVariant value = property->data(VProperty::DPC_Data, Qt::DisplayRole);
     const QString id = propertyToId[property];
 
-    VToolPointOfIntersection *i = qgraphicsitem_cast<VToolPointOfIntersection *>(currentItem);
-    SCASSERT(i != nullptr);
     switch (PropertiesList().indexOf(id))
     {
         case 0: // VAbstractTool::AttrName
@@ -823,8 +819,6 @@ void VToolOptionsPropertyBrowser::ChangeDataToolTriangle(VProperty *property)
     QVariant value = property->data(VProperty::DPC_Data, Qt::DisplayRole);
     const QString id = propertyToId[property];
 
-    VToolTriangle *i = qgraphicsitem_cast<VToolTriangle *>(currentItem);
-    SCASSERT(i != nullptr);
     switch (PropertiesList().indexOf(id))
     {
         case 0: // VAbstractTool::AttrName
diff --git a/src/libs/vpropertyexplorer/vproperty.h b/src/libs/vpropertyexplorer/vproperty.h
index a9126894a..d0371b20e 100644
--- a/src/libs/vpropertyexplorer/vproperty.h
+++ b/src/libs/vpropertyexplorer/vproperty.h
@@ -37,7 +37,7 @@ enum class Property : char{Simple, Complex};
 
 static const int MyCustomEventType = 1099;
 
-class UserChangeEvent : public QEvent
+class VPROPERTYEXPLORERSHARED_EXPORT UserChangeEvent : public QEvent
 {
 public:
     UserChangeEvent() : QEvent(static_cast<QEvent::Type>(MyCustomEventType)) {}