diff --git a/designer/src/com/fr/design/mainframe/errorinfo/ErrorInfoUploader.java b/designer/src/com/fr/design/mainframe/errorinfo/ErrorInfoUploader.java
index 10ff2779b..07aadbe91 100644
--- a/designer/src/com/fr/design/mainframe/errorinfo/ErrorInfoUploader.java
+++ b/designer/src/com/fr/design/mainframe/errorinfo/ErrorInfoUploader.java
@@ -29,6 +29,8 @@ public class ErrorInfoUploader {
 
     private static ErrorInfoUploader collector;
     private static boolean licSupport = true;
+    // 在一台不能上网的电脑里发现了10w个errorinfo...
+    private static final int MAX_ERROR_SIZE = 2000;
 
     static {
         GeneralContext.addEnvChangedListener(new EnvChangedListener() {
@@ -123,6 +125,11 @@ public class ErrorInfoUploader {
         }
 
         File[] files = folder.listFiles();
+        if (files.length > MAX_ERROR_SIZE) {
+            StableUtils.deleteFile(folder);
+            return;
+        }
+
         try {
             for (File file : files) {
                 String filePath = file.getPath();
@@ -131,6 +138,11 @@ public class ErrorInfoUploader {
                 if (suffix.endsWith(SUFFIX)) {
                     Thread.sleep(1000L);
                     String content = IOUtils.inputStream2String(new FileInputStream(file));
+                    if (content.length() > MAX_ERROR_SIZE) {
+                        file.delete();
+                        continue;
+                    }
+
                     String url = SiteCenter.getInstance().acquireUrlByKind("design.error");
                     if (sendErroInfo(url, content)) {
                         file.delete();
diff --git a/designer_form/src/com/fr/design/mainframe/JForm.java b/designer_form/src/com/fr/design/mainframe/JForm.java
index dfa378423..79b4ccc96 100644
--- a/designer_form/src/com/fr/design/mainframe/JForm.java
+++ b/designer_form/src/com/fr/design/mainframe/JForm.java
@@ -18,6 +18,7 @@ import com.fr.design.designer.creator.XCreator;
 import com.fr.design.designer.creator.XCreatorUtils;
 import com.fr.design.designer.creator.XLayoutContainer;
 import com.fr.design.designer.creator.XWAbsoluteBodyLayout;
+import com.fr.design.designer.creator.XWParameterLayout;
 import com.fr.design.designer.properties.FormWidgetAuthorityEditPane;
 import com.fr.design.event.TargetModifiedEvent;
 import com.fr.design.event.TargetModifiedListener;
@@ -58,8 +59,17 @@ import com.fr.stable.ArrayUtils;
 import com.fr.stable.Constants;
 import com.fr.stable.bridge.StableFactory;
 
-import javax.swing.*;
-import java.awt.*;
+import javax.swing.BorderFactory;
+import javax.swing.Icon;
+import javax.swing.JComponent;
+import javax.swing.JPanel;
+import javax.swing.SwingConstants;
+import java.awt.BorderLayout;
+import java.awt.CardLayout;
+import java.awt.Color;
+import java.awt.Component;
+import java.awt.Dimension;
+import java.awt.Font;
 import java.awt.event.ActionEvent;
 import java.awt.event.ActionListener;
 import java.awt.image.BufferedImage;