diff --git a/src/main/java/com/ai/da/python/PythonService.java b/src/main/java/com/ai/da/python/PythonService.java
index f686f881..d4604c3c 100644
--- a/src/main/java/com/ai/da/python/PythonService.java
+++ b/src/main/java/com/ai/da/python/PythonService.java
@@ -4393,8 +4393,8 @@ public class PythonService {
         MediaType mediaType = MediaType.parse("application/json");
         Map<String, Object> content = Maps.newHashMap();
         content.put("prompt", prompt);
-        content.put("image_list", !CollectionUtils.isEmpty(imageUrlList) ? imageUrlList : null);
-        content.put("file_list", !StringUtils.isEmpty(fileUrl) ? Collections.singletonList(fileUrl) : null);
+        content.put("image_list", !CollectionUtils.isEmpty(imageUrlList) ? imageUrlList : new ArrayList<>());
+        content.put("file_list", !StringUtils.isEmpty(fileUrl) ? Collections.singletonList(fileUrl) : new ArrayList<>());
         RequestBody body = RequestBody.create(mediaType, JSON.toJSONString(content));
 
         log.info("getProjectParam 请求地址： {}", accessPythonIp + ":" + accessPythonPort + "/api/extraction_project_info");
diff --git a/src/main/java/com/ai/da/service/impl/LLMServiceImpl.java b/src/main/java/com/ai/da/service/impl/LLMServiceImpl.java
index 97445da1..c6762cfc 100644
--- a/src/main/java/com/ai/da/service/impl/LLMServiceImpl.java
+++ b/src/main/java/com/ai/da/service/impl/LLMServiceImpl.java
@@ -87,9 +87,9 @@ public class LLMServiceImpl implements LLMService {
                     JSONObject jsonBodyObject = new JSONObject();
                     jsonBodyObject.put("project_id", projectId.toString());
                     jsonBodyObject.put("role", "user");
-                    jsonBodyObject.put("image", !CollectionUtils.isEmpty(imageUrlList) ? imageUrlList : null); // 可扩展
+                    jsonBodyObject.put("image", !CollectionUtils.isEmpty(imageUrlList) ? imageUrlList : new ArrayList<>()); // 可扩展
 //                    jsonBodyObject.put("image", ""); // 可扩展
-                    jsonBodyObject.put("file", !StringUtils.isEmpty(fileUrl) ? Collections.singletonList(fileUrl) : null);
+                    jsonBodyObject.put("file", !StringUtils.isEmpty(fileUrl) ? Collections.singletonList(fileUrl) : new ArrayList<>());
                     jsonBodyObject.put("message", prompt);
                     jsonBodyObject.put("enable_thinking", enableThinking);