diff --git a/mainwindow.cpp b/mainwindow.cpp
index 37e1be32c..f32f20d3c 100644
--- a/mainwindow.cpp
+++ b/mainwindow.cpp
@@ -996,6 +996,21 @@ void MainWindow::MinimumScrollBar(){
 }
 
 bool MainWindow::SafeSaveing(const QString &fileName) const{
+    try{
+        doc->TestUniqueId();
+    }
+    catch(const VExceptionUniqueId &e){
+        QMessageBox msgBox;
+        msgBox.setWindowTitle(tr("Error!"));
+        msgBox.setText(tr("Error don't unique id."));
+        msgBox.setInformativeText(e.ErrorMessage());
+        msgBox.setStandardButtons(QMessageBox::Ok);
+        msgBox.setDefaultButton(QMessageBox::Ok);
+        msgBox.setDetailedText(e.DetailedInformation());
+        msgBox.setIcon(QMessageBox::Critical);
+        msgBox.exec();
+        return false;
+    }
     if(fileName.isEmpty()){
         qWarning()<<tr("Got empty file name.");
         return false;
@@ -1038,7 +1053,7 @@ bool MainWindow::SafeSaveing(const QString &fileName) const{
 }
 
 void MainWindow::AutoSavePattern(){
-    if(!fileName.isEmpty()){
+    if(!fileName.isEmpty() && changeInFile == true){
         bool result = SafeSaveing(fileName);
         if(result){
             ui->actionSave->setEnabled(false);
diff --git a/xml/vdomdocument.h b/xml/vdomdocument.h
index 76449e24b..51fcd2f03 100644
--- a/xml/vdomdocument.h
+++ b/xml/vdomdocument.h
@@ -66,6 +66,7 @@ public:
     void        UpdateToolData(const qint64 &id, VContainer *data);
     void        IncrementReferens(qint64 id) const;
     void        DecrementReferens(qint64 id) const;
+    void        TestUniqueId() const;
 signals:
     void        ChangedActivDraw(const QString newName);
     void        ChangedNameDraw(const QString oldName, const QString newName);
@@ -111,8 +112,7 @@ private:
     qint64      GetParametrId(const QDomElement& domElement) const;
     qint64      GetParametrLongLong(const QDomElement& domElement, const QString &name) const;
     QString     GetParametrString(const QDomElement& domElement, const QString &name) const;
-    qreal       GetParametrDouble(const QDomElement& domElement, const QString &name) const;
-    void        TestUniqueId() const;
+    qreal       GetParametrDouble(const QDomElement& domElement, const QString &name) const;    
     void        CollectId(QDomElement node, QVector<qint64> &vector)const;
 };