diff --git a/refine-app/src/main/java/com/achobeta/aop/GlobalOperationAspect.java b/refine-app/src/main/java/com/achobeta/aop/GlobalOperationAspect.java
index ea3b2f2..eaae5d2 100644
--- a/refine-app/src/main/java/com/achobeta/aop/GlobalOperationAspect.java
+++ b/refine-app/src/main/java/com/achobeta/aop/GlobalOperationAspect.java
@@ -74,7 +74,7 @@ private void checkLogin() {
         // 从请求头获取token
         String token = request.getHeader("access-token");
         if (StringTools.isEmpty(token)) {
-            throw new AppException(401, "token为空"); // token为空，未登录
+            throw new AppException(401, "access-token为空"); // token为空，未登录 //抛异常，方便报错时前端排查
         }
 
         // 先JWT技术验证，验签名、过期时间
diff --git a/refine-app/src/main/resources/AnalyzeKnowledge.txt b/refine-app/src/main/resources/AnalyzeKnowledge.txt
index 1cd6eb5..c7256b7 100644
--- a/refine-app/src/main/resources/AnalyzeKnowledge.txt
+++ b/refine-app/src/main/resources/AnalyzeKnowledge.txt
@@ -1,6 +1,4 @@
-我只给一道题目给你
-
-请严格按照以下规则提取题目核心知识点，仅输出结果，不添加任何额外解释：
+我只给一道题目给你，请严格按照以下规则提取题目核心知识点，仅输出结果，不添加任何额外解释：
 
 1. 领域分类优先：先明确题目所属大领域（如“化学”“Java编程”“数据结构”“小学数学”），再补充子分类（如需），最后聚焦核心考点；
 2. 去冗余去细节：忽略题目中的具体数值、案例、干扰项等非关键信息，只保留“考察什么能力/概念/公式/方法”；
diff --git a/refine-domain/src/main/java/com/achobeta/domain/question/adapter/repository/IMistakeRepository.java b/refine-domain/src/main/java/com/achobeta/domain/question/adapter/repository/IMistakeRepository.java
index 1bdb4e8..5aaba97 100644
--- a/refine-domain/src/main/java/com/achobeta/domain/question/adapter/repository/IMistakeRepository.java
+++ b/refine-domain/src/main/java/com/achobeta/domain/question/adapter/repository/IMistakeRepository.java
@@ -11,7 +11,7 @@ public interface IMistakeRepository {
     // 保存错题
     void save(MistakeQuestionEntity mistakeEntity);
 
-    MistakeKnowledgePO findSubjectAndKnowledgeIdById(Integer mistakeQuestionId);
+    MistakeKnowledgePO findSubjectAndKnowledgeIdById(String mistakeQuestionId);
 
     void setValue(String s, MistakeQuestionDTO mistakeQuestionDTO, Long expired);
 
diff --git a/refine-domain/src/main/java/com/achobeta/domain/question/service/IQuestionService.java b/refine-domain/src/main/java/com/achobeta/domain/question/service/IQuestionService.java
index 1d7df45..f305695 100644
--- a/refine-domain/src/main/java/com/achobeta/domain/question/service/IQuestionService.java
+++ b/refine-domain/src/main/java/com/achobeta/domain/question/service/IQuestionService.java
@@ -7,7 +7,7 @@
 
 public interface IQuestionService {
 
-    QuestionResponseDTO questionGeneration(String userId, Integer knowledgePointId);
+    QuestionResponseDTO questionGeneration(String userId, String knowledgePointId);
 
     void recordMistakeQuestion(String userId, String questionId);
 
diff --git a/refine-domain/src/main/java/com/achobeta/domain/question/service/impl/QuestionServiceImpl.java b/refine-domain/src/main/java/com/achobeta/domain/question/service/impl/QuestionServiceImpl.java
index bc17558..78f0b5e 100644
--- a/refine-domain/src/main/java/com/achobeta/domain/question/service/impl/QuestionServiceImpl.java
+++ b/refine-domain/src/main/java/com/achobeta/domain/question/service/impl/QuestionServiceImpl.java
@@ -48,7 +48,7 @@ public class QuestionServiceImpl extends AbstractPostProcessor<QuestionResponseD
     /**
      * 题目生成
      */
-    public QuestionResponseDTO questionGeneration(String userId, Integer mistakeQuestionId) {
+    public QuestionResponseDTO questionGeneration(String userId, String mistakeQuestionId) {
 
         MistakeKnowledgePO po = mistakeRepository.findSubjectAndKnowledgeIdById(mistakeQuestionId);
         String subject = po.getSubject();
diff --git a/refine-infrastructure/src/main/java/com/achobeta/infrastructure/adapter/repository/MistakeRepository.java b/refine-infrastructure/src/main/java/com/achobeta/infrastructure/adapter/repository/MistakeRepository.java
index 6708458..3b32d0c 100644
--- a/refine-infrastructure/src/main/java/com/achobeta/infrastructure/adapter/repository/MistakeRepository.java
+++ b/refine-infrastructure/src/main/java/com/achobeta/infrastructure/adapter/repository/MistakeRepository.java
@@ -35,7 +35,7 @@ public void save(MistakeQuestionEntity mistakeEntity) {
     }
 
     @Override
-    public MistakeKnowledgePO findSubjectAndKnowledgeIdById(Integer mistakeQuestionId) {
+    public MistakeKnowledgePO findSubjectAndKnowledgeIdById(String mistakeQuestionId) {
         MistakeKnowledgePO po = mistakeQuestionMapper.findSubjectAndKnowledgeIdById(mistakeQuestionId);
         if (null == po) {
             throw new AppException("可能是数据库一致性问题,mistakeQuestionId:"+mistakeQuestionId);
diff --git a/refine-infrastructure/src/main/java/com/achobeta/infrastructure/dao/IMistakeQuestionMapper.java b/refine-infrastructure/src/main/java/com/achobeta/infrastructure/dao/IMistakeQuestionMapper.java
index 2db8114..fe4be61 100644
--- a/refine-infrastructure/src/main/java/com/achobeta/infrastructure/dao/IMistakeQuestionMapper.java
+++ b/refine-infrastructure/src/main/java/com/achobeta/infrastructure/dao/IMistakeQuestionMapper.java
@@ -17,5 +17,5 @@ public interface IMistakeQuestionMapper {
     void insert(MistakePO mistakePO);
 
     @Select("SELECT subject, knowledge_point_id AS knowledgeId FROM MistakeQuestion WHERE id = #{mistakeQuestionId}")
-    MistakeKnowledgePO findSubjectAndKnowledgeIdById(Integer mistakeQuestionId);
+    MistakeKnowledgePO findSubjectAndKnowledgeIdById(String mistakeQuestionId);
 }
\ No newline at end of file
diff --git a/refine-trigger/src/main/java/com/achobeta/trigger/http/QuestionController.java b/refine-trigger/src/main/java/com/achobeta/trigger/http/QuestionController.java
index b8122eb..ff810de 100644
--- a/refine-trigger/src/main/java/com/achobeta/trigger/http/QuestionController.java
+++ b/refine-trigger/src/main/java/com/achobeta/trigger/http/QuestionController.java
@@ -39,7 +39,7 @@ public class QuestionController {
      */
     @GlobalInterception
     @PostMapping("/generation")
-    public Response<QuestionResponseDTO> questionGeneration(@NotNull Integer mistakeQuestionId) {
+    public Response<QuestionResponseDTO> questionGeneration(@NotNull String mistakeQuestionId) {
         String userId = UserContext.getUserId();
         try {
             QuestionResponseDTO responseDTO = questionService.questionGeneration(userId, mistakeQuestionId);