diff --git a/designer-base/src/main/java/com/fr/design/mainframe/theme/TemplateThemePreviewPane.java b/designer-base/src/main/java/com/fr/design/mainframe/theme/TemplateThemePreviewPane.java
index 19885763cc..c302cf1ad8 100644
--- a/designer-base/src/main/java/com/fr/design/mainframe/theme/TemplateThemePreviewPane.java
+++ b/designer-base/src/main/java/com/fr/design/mainframe/theme/TemplateThemePreviewPane.java
@@ -48,9 +48,6 @@ public abstract class TemplateThemePreviewPane<T extends TemplateTheme> extends
         int height = getHeight();
 
         try {
-            // 使用TYPE_INT_RGB和new Color(255, 255, 255, 1)设置有透明背景buffer image,
-            // 使得创建出来的透明像素是(255, 255, 255, 1)，而不是(0, 0, 0, 0)
-            // 这样不支持透明通道缩略图的旧设计器打开新设计器创建的模版时，就不会创建出拥有黑色背景的缩略图
             image = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);
             Graphics2D g2d = image.createGraphics();
             // 创建一个支持透明背景的buffer image
@@ -58,8 +55,6 @@ public abstract class TemplateThemePreviewPane<T extends TemplateTheme> extends
             g2d.dispose();
             g2d = image.createGraphics();
 
-            g2d.fillRect(0, 0, width, height);
-
             g2d.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING,RenderingHints.VALUE_TEXT_ANTIALIAS_ON);
             g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
             g2d.clipRect(0, 0, width, height);
@@ -80,6 +75,9 @@ public abstract class TemplateThemePreviewPane<T extends TemplateTheme> extends
     @Override
     public void paintComponent(Graphics g) {
         g.clearRect(0, 0, PREVIEW_WIDTH, PREVIEW_HEIGHT);
+        // 添加个默认白色，否则因为上面的clearRect导致无背景时会出现黑色
+        g.setColor(Color.WHITE);
+        g.fillRect(0, 0, PREVIEW_WIDTH, PREVIEW_HEIGHT);
         paintBackground((Graphics2D) g);
     }