diff --git a/designer-form/src/main/java/com/fr/design/designer/beans/adapters/layout/FRCardMainBorderLayoutAdapter.java b/designer-form/src/main/java/com/fr/design/designer/beans/adapters/layout/FRCardMainBorderLayoutAdapter.java
index 742d6b8f4..726c39706 100644
--- a/designer-form/src/main/java/com/fr/design/designer/beans/adapters/layout/FRCardMainBorderLayoutAdapter.java
+++ b/designer-form/src/main/java/com/fr/design/designer/beans/adapters/layout/FRCardMainBorderLayoutAdapter.java
@@ -4,7 +4,10 @@ import com.fr.design.designer.creator.XCreator;
 import com.fr.design.designer.creator.XLayoutContainer;
 import com.fr.design.designer.creator.cardlayout.XWCardTagLayout;
 import com.fr.design.dialog.FineJOptionPane;
+import com.fr.design.file.HistoryTemplateListPane;
 import com.fr.design.form.layout.FRBorderLayout;
+import com.fr.design.mainframe.JTemplate;
+import com.fr.design.ui.util.UIUtil;
 import com.fr.general.ComparatorUtils;
 
 import java.awt.BorderLayout;
@@ -61,7 +64,22 @@ public class FRCardMainBorderLayoutAdapter extends FRBorderLayoutAdapter {
     private boolean isBeyondMinConstraint(int minConstraint, int value) {
         if (minConstraint > value) {
             FineJOptionPane.showMessageDialog(null, com.fr.design.i18n.Toolkit.i18nText("Fine-Design_Form_Beyond_Tablayout_Bounds"));
-            container.setSize(container.getBackupBound().getSize());
+            if (container.getBackupBound() != null) {
+                // 手动拖动导致变矮的场景
+                container.setSize(container.getBackupBound().getSize());
+            } else {
+                // 自适应布局平分高度导致变矮的场景
+                UIUtil.invokeLaterIfNeeded(new Runnable() {
+                    @Override
+                    public void run() {
+                        JTemplate<?, ?> jt = HistoryTemplateListPane.getInstance().getCurrentEditingTemplate();
+                        if (jt != null) {
+                            jt.undo();
+                        }
+                    }
+                });
+
+            }
             return true;
         } else {
             return false;
diff --git a/designer-realize/src/main/java/com/fr/start/common/SplashPane4WinAndJDK11.java b/designer-realize/src/main/java/com/fr/start/common/SplashPane4WinAndJDK11.java
index 458020b58..02aa60533 100644
--- a/designer-realize/src/main/java/com/fr/start/common/SplashPane4WinAndJDK11.java
+++ b/designer-realize/src/main/java/com/fr/start/common/SplashPane4WinAndJDK11.java
@@ -7,6 +7,7 @@ import com.fr.design.locale.impl.SplashMark;
 import com.fr.general.IOUtils;
 import com.fr.general.locale.LocaleCenter;
 
+import java.awt.RenderingHints;
 import javax.swing.Icon;
 import java.awt.Dimension;
 import java.awt.Graphics;
@@ -53,6 +54,7 @@ public class SplashPane4WinAndJDK11 extends SplashPane{
         }
         BufferedImage image = BaseUtils.readImage(imagePath);
         Graphics2D newG = (Graphics2D)g.create(0, 0, image.getWidth(), image.getHeight());
+        newG.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BILINEAR);
         newG.scale(0.5D, 0.5D);
         newG.drawImage(image, 0, 0, null);
         newG.scale(1.0D, 1.0D);