diff --git a/web/src/main/java/com/ibeetl/jlw/service/StatisticalAnalysisService.java b/web/src/main/java/com/ibeetl/jlw/service/StatisticalAnalysisService.java
index 1f1d562c..37edf6ca 100644
--- a/web/src/main/java/com/ibeetl/jlw/service/StatisticalAnalysisService.java
+++ b/web/src/main/java/com/ibeetl/jlw/service/StatisticalAnalysisService.java
@@ -22,6 +22,7 @@ import org.apache.commons.lang3.StringUtils;
 import org.beetl.sql.core.engine.PageQuery;
 import org.beetl.sql.core.query.LambdaQuery;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.context.annotation.Lazy;
 import org.springframework.stereotype.Service;
 
 import java.math.BigDecimal;
@@ -81,6 +82,7 @@ public class StatisticalAnalysisService {
     @Autowired
     private TeacherOpenCourseHandsOnService teacherOpenCourseHandsOnService;
     @Autowired
+    @Lazy
     private TeacherOpenCourseHandsOnSimulationTasksService teacherOpenCourseHandsOnSimulationTasksService;
 
     @Autowired
diff --git a/web/src/main/java/com/ibeetl/jlw/service/StudentHandsOnTaskTheoryService.java b/web/src/main/java/com/ibeetl/jlw/service/StudentHandsOnTaskTheoryService.java
index d9364b81..8bbc5018 100644
--- a/web/src/main/java/com/ibeetl/jlw/service/StudentHandsOnTaskTheoryService.java
+++ b/web/src/main/java/com/ibeetl/jlw/service/StudentHandsOnTaskTheoryService.java
@@ -35,6 +35,7 @@ import org.apache.poi.xssf.usermodel.XSSFWorkbook;
 import org.beetl.sql.core.SqlId;
 import org.beetl.sql.core.engine.PageQuery;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.context.annotation.Lazy;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 import org.springframework.validation.annotation.Validated;
@@ -59,7 +60,9 @@ public class StudentHandsOnTaskTheoryService extends CoreBaseService<StudentHand
 
     @Autowired private StudentHandsOnTaskTheoryDao studentHandsOnTaskTheoryDao;
     @Autowired private StudentService studentService;
-    @Autowired private TeacherOpenCourseHandsOnSimulationTasksService teacherOpenCourseHandsOnSimulationTasksService;
+    @Autowired
+    @Lazy
+    private TeacherOpenCourseHandsOnSimulationTasksService teacherOpenCourseHandsOnSimulationTasksService;
     @Autowired private TeacherOpenCourseMergeResourcesQuestionService questionService;
     //存储学生临时答题
     public static ConcurrentHashMap<String, Map<String, Object>> questions = new ConcurrentHashMap<>();
diff --git a/web/src/main/java/com/ibeetl/jlw/service/TeacherOpenCourseHandsOnService.java b/web/src/main/java/com/ibeetl/jlw/service/TeacherOpenCourseHandsOnService.java
index c040775b..96ea2acd 100644
--- a/web/src/main/java/com/ibeetl/jlw/service/TeacherOpenCourseHandsOnService.java
+++ b/web/src/main/java/com/ibeetl/jlw/service/TeacherOpenCourseHandsOnService.java
@@ -27,6 +27,7 @@ import org.apache.commons.lang3.StringUtils;
 import org.beetl.sql.core.SqlId;
 import org.beetl.sql.core.engine.PageQuery;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.context.annotation.Lazy;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 import org.springframework.validation.annotation.Validated;
@@ -57,6 +58,7 @@ public class TeacherOpenCourseHandsOnService extends CoreBaseService<TeacherOpen
     @Autowired
     private HandsOnService handsOnService;
     @Autowired
+    @Lazy
     private TeacherOpenCourseHandsOnSimulationTasksService teacherOpenCourseHandsOnSimulationTasksService;
     @Autowired
     private HandsOnSimulationTasksService handsOnSimulationTasksService;
diff --git a/web/src/main/java/com/ibeetl/jlw/web/TeacherOpenCourseHandsOnSimulationTasksController.java b/web/src/main/java/com/ibeetl/jlw/web/TeacherOpenCourseHandsOnSimulationTasksController.java
index f246441d..39966e4d 100644
--- a/web/src/main/java/com/ibeetl/jlw/web/TeacherOpenCourseHandsOnSimulationTasksController.java
+++ b/web/src/main/java/com/ibeetl/jlw/web/TeacherOpenCourseHandsOnSimulationTasksController.java
@@ -18,6 +18,7 @@ import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 import org.beetl.sql.core.engine.PageQuery;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.context.annotation.Lazy;
 import org.springframework.validation.BindingResult;
 import org.springframework.validation.annotation.Validated;
 import org.springframework.web.bind.annotation.*;
@@ -39,7 +40,9 @@ public class TeacherOpenCourseHandsOnSimulationTasksController{
     private static final String API = "/api/teacherOpenCourseHandsOnSimulationTasks";
 
 
-    @Autowired private TeacherOpenCourseHandsOnSimulationTasksService teacherOpenCourseHandsOnSimulationTasksService;
+    @Autowired
+    @Lazy
+    private TeacherOpenCourseHandsOnSimulationTasksService teacherOpenCourseHandsOnSimulationTasksService;
 
     @Autowired FileService fileService;