diff --git a/src/main/java/com/ai/da/python/PythonService.java b/src/main/java/com/ai/da/python/PythonService.java
index 829a4e4d..16786833 100644
--- a/src/main/java/com/ai/da/python/PythonService.java
+++ b/src/main/java/com/ai/da/python/PythonService.java
@@ -1638,8 +1638,8 @@ public class PythonService {
         content.put("category", category);
         content.put("mode",mode);
         content.put("str", text);
-        content.put("version",2);
-        RequestBody body = RequestBody.create(mediaType, JSON.toJSONString(content));
+        content.put("version","2");
+        RequestBody body = RequestBody.create(mediaType, JSON.toJSONString(content,SerializerFeature.WriteMapNullValue));
         Request request = new Request.Builder()
 //                .url(accessPythonIp + ":2828/aida/diffusion")
 //                .url("http://18.167.251.121:9992")
@@ -1651,7 +1651,7 @@ public class PythonService {
         Response response = null;
         String bodyString = null;
         try {
-            log.info("generateSketchOrPrint请求入参content###{}", JSON.toJSONString(content));
+            log.info("generateSketchOrPrint请求入参content###{}", JSON.toJSONString(content,SerializerFeature.WriteMapNullValue));
             response = client.newCall(request).execute();
             bodyString = response.body().string();
 //            bodyString = "{\n" +
@@ -1676,12 +1676,12 @@ public class PythonService {
         JSONObject jsonObject = JSON.parseObject(bodyString);
         Boolean result = JSON.parseObject(JSON.toJSONString(response)).getBoolean("successful");
 //        Boolean result = Boolean.TRUE;
-        if (result) {
+        if (result && jsonObject.get("code").equals(200)) {
             return setGenerateImageList(jsonObject.getJSONObject("data"));
         }
         log.info("generateSketchOrPrintPrint失败###{}", jsonObject);
         //生成失败
-        throw new BusinessException("generate exception!");
+        throw new BusinessException("Generate Exception! Code : " + jsonObject.get("code"));
     }
 
     public String sendPostToModel(Map<String,Object> content,String portAndRoute,String functionName){