diff --git a/designer-form/src/main/java/com/fr/design/mainframe/FormDesignerUI.java b/designer-form/src/main/java/com/fr/design/mainframe/FormDesignerUI.java
index a21a2efad..cdec956ed 100644
--- a/designer-form/src/main/java/com/fr/design/mainframe/FormDesignerUI.java
+++ b/designer-form/src/main/java/com/fr/design/mainframe/FormDesignerUI.java
@@ -49,7 +49,6 @@ public class FormDesignerUI extends ComponentUI {
     private FormDesigner designer;
     private SelectionModel selectionModel;
     private Rectangle2D.Double back_or_selection_rect = new Rectangle2D.Double(0, 0, 0, 0);
-    private float time;
 
     public FormDesignerUI() {
     }
@@ -71,7 +70,6 @@ public class FormDesignerUI extends ComponentUI {
     @Override
     public void paint(final Graphics g, JComponent c) {
         XCreator rootComponent = designer.getRootComponent();
-        this.time = (float) designer.getResolution() / ScreenResolution.getScreenResolution();
         AffineTransform at = new AffineTransform();
         if (rootComponent.getParent() != null) {
             at.translate(designer.getPaintX(), designer.getPaintY());