diff --git a/designer-base/src/main/java/com/fr/design/data/datapane/connect/JDBCDefPane.java b/designer-base/src/main/java/com/fr/design/data/datapane/connect/JDBCDefPane.java
index 38e42f7d8..18681ca18 100644
--- a/designer-base/src/main/java/com/fr/design/data/datapane/connect/JDBCDefPane.java
+++ b/designer-base/src/main/java/com/fr/design/data/datapane/connect/JDBCDefPane.java
@@ -463,7 +463,12 @@ public class JDBCDefPane extends JPanel {
                 dbNameTextField.setText(StringUtils.EMPTY);
             }
             enableSubDocListener();
+            return;
         }
+        hostTextField.setText(StringUtils.EMPTY);
+        portTextField.setText(StringUtils.EMPTY);
+        dbNameTextField.setText(StringUtils.EMPTY);
+        enableSubDocListener();
     }
 
     private void enableSubDocListener() {