diff --git a/src/app/xml/vpattern.cpp b/src/app/xml/vpattern.cpp
index 2565a871d..d842e1ba6 100644
--- a/src/app/xml/vpattern.cpp
+++ b/src/app/xml/vpattern.cpp
@@ -711,7 +711,6 @@ bool VPattern::SaveDocument(const QString &fileName, QString &error)
         e.CriticalMessageBox(tr("Error no unique id."), qApp->getMainWindow());
         return false;
     }
-    GarbageCollector();
 
     return VDomDocument::SaveDocument(fileName, error);
 }
@@ -2581,29 +2580,6 @@ void VPattern::UpdateMeasurements()
     }
 }
 
-//---------------------------------------------------------------------------------------------------------------------
-void VPattern::GarbageCollector()
-{
-    QHashIterator<quint32, VDataTool*> t(tools);
-    while (t.hasNext())
-    {
-        t.next();
-        VDataTool *tool = t.value();
-        if (tool->referens() <= 1)
-        {
-            QDomElement domElement = elementById(QString().setNum(t.key()));
-            if (domElement.isElement())
-            {
-                QDomNode parent = domElement.parentNode();
-                if (parent.isNull() == false && parent.toElement().tagName() == TagModeling)
-                {
-                    parent.removeChild(domElement);
-                }
-            }
-        }
-    }
-}
-
 //---------------------------------------------------------------------------------------------------------------------
 void VPattern::ToolsCommonAttributes(const QDomElement &domElement, quint32 &id)
 {
diff --git a/src/app/xml/vpattern.h b/src/app/xml/vpattern.h
index e37158ae1..24b7bdb81 100644
--- a/src/app/xml/vpattern.h
+++ b/src/app/xml/vpattern.h
@@ -271,7 +271,6 @@ private:
     void           CollectId(const QDomElement &node, QVector<quint32> &vector)const;
     void           PrepareForParse(const Document &parse);
     void           UpdateMeasurements();
-    void           GarbageCollector();
     void           ToolsCommonAttributes(const QDomElement &domElement, quint32 &id);
     void           PointsCommonAttributes(const QDomElement &domElement, quint32 &id, QString &name, qreal &mx,
                                           qreal &my, QString &typeLine);