diff --git a/src/main/java/com/sunyard/SydApiException.java b/src/main/java/com/sunyard/SydApiException.java
index 3171b7e..366dc08 100644
--- a/src/main/java/com/sunyard/SydApiException.java
+++ b/src/main/java/com/sunyard/SydApiException.java
@@ -88,13 +88,14 @@ public class SydApiException extends RuntimeException{
     }
 
     public SydApiException(int retCode) {
+        super("SydApiException(" + String.format("%04X", retCode) + ")" );
         this.retCode = retCode;
         transMsg();
     }
 
 
-    public SydApiException(String msg, int ret){
-        this(ret);
+    public SydApiException(String msg, int retCode){
+        super("SydApiException(" + String.format("%04X", retCode) + ":" + msg +")" );
         if (null == msg || "".equals(msg)){
             transMsg();
         }else {