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 cdec956ed..7c3e86a57 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
@@ -1,7 +1,6 @@
 package com.fr.design.mainframe;
 
 import com.fr.base.GraphHelper;
-import com.fr.base.ScreenResolution;
 import com.fr.base.Utils;
 import com.fr.base.iofile.attr.WatermarkAttr;
 import com.fr.base.vcs.DesignerMode;