diff --git a/src/main/java/com/sztzjy/resource_center/controller/CaseController.java b/src/main/java/com/sztzjy/resource_center/controller/CaseController.java
index 1138e73..8ab676c 100644
--- a/src/main/java/com/sztzjy/resource_center/controller/CaseController.java
+++ b/src/main/java/com/sztzjy/resource_center/controller/CaseController.java
@@ -151,8 +151,9 @@ public class CaseController {
     @ApiOperation("案例题编辑")
     @PostMapping("updateCase")
     public ResultEntity<HttpStatus> updateCase(@RequestBody SysCaseQuestion sysCaseQuestion,
-                                               @ApiParam("谁调的请求，传管理员/学校ID") @RequestParam String source) {
-        List<SysTopicAndCourse> sysTopicAndCourses = getSysTopicAndCourses(sysCaseQuestion.getCaseId(), sysCaseQuestion.getOneId());
+                                               @ApiParam("谁调的请求，传管理员/学校ID") @RequestParam String source,
+                                               @ApiParam("修改前旧的oneId") @RequestParam String oldOneId) {
+        List<SysTopicAndCourse> sysTopicAndCourses = getSysTopicAndCourses(sysCaseQuestion.getCaseId(), oldOneId);
 //        if (!sysTopicAndCourses.isEmpty()) {
 //            return new ResultEntity<>(HttpStatus.BAD_REQUEST, "该案例题正在被使用!");
 //        } else {
@@ -160,6 +161,8 @@ public class CaseController {
         if ("管理员".equals(source) || source.equals(sysCaseQuestion.getSource())) {
             if (!sysTopicAndCourses.isEmpty()) {
                 SysTopicAndCourse sysTopicAndCourse = sysTopicAndCourses.get(0);
+                sysTopicAndCourse.setOneId(sysCaseQuestion.getOneId());
+                sysTopicAndCourse.setOneName(sysCaseQuestion.getOneName());
                 sysTopicAndCourse.setTwoId(sysCaseQuestion.getTwoId());
                 sysTopicAndCourse.setThreeId(sysCaseQuestion.getThreeId());
                 sysTopicAndCourse.setTwoName(sysCaseQuestion.getTwoName());
diff --git a/src/main/java/com/sztzjy/resource_center/controller/CourseTagManageController.java b/src/main/java/com/sztzjy/resource_center/controller/CourseTagManageController.java
index dc693bd..2a65854 100644
--- a/src/main/java/com/sztzjy/resource_center/controller/CourseTagManageController.java
+++ b/src/main/java/com/sztzjy/resource_center/controller/CourseTagManageController.java
@@ -51,7 +51,6 @@ public class CourseTagManageController {
     private SysObjectiveQuestionsMapper sysObjectiveQuestionsMapper;
 
 
-
     @AnonymousAccess
     @ApiOperation("添加二级目录")
     @PostMapping("insertSysTwoCatalog")
@@ -143,12 +142,18 @@ public class CourseTagManageController {
                 //删除资源关系表
                 SysResourceAndCourseExample example1 = new SysResourceAndCourseExample();
                 example1.createCriteria().andTwoIdEqualTo(id);
+
+                List<SysResourceAndCourse> sysResourceAndCourses = sysResourceAndCourseMapper.selectByExample(example1);
+                List<String> resourceIds = sysResourceAndCourses.stream().map(SysResourceAndCourse::getResourceId).collect(Collectors.toList());
+
                 sysResourceAndCourseMapper.deleteByExample(example1);
 
                 //删除资源
-                SysResourceExample sysResourceExample = new SysResourceExample();
-                sysResourceExample.createCriteria().andTwoTagEqualTo(id);
-                sysResourceMapper.deleteByExample(sysResourceExample);
+                if (!resourceIds.isEmpty()) {
+                    SysResourceExample sysResourceExample = new SysResourceExample();
+                    sysResourceExample.createCriteria().andResourceIdIn(resourceIds);
+                    sysResourceMapper.deleteByExample(sysResourceExample);
+                }
 
                 //删除题目关系表
                 SysTopicAndCourseExample example = new SysTopicAndCourseExample();
@@ -159,27 +164,33 @@ public class CourseTagManageController {
 
 
                 //删除案例题
-                SysCaseQuestionExample sysCaseQuestionExample = new SysCaseQuestionExample();
-                sysCaseQuestionExample.createCriteria().andCaseIdIn(topicIds);
-                sysCaseQuestionMapper.deleteByExample(sysCaseQuestionExample);
-
-                //删除客观题
-                SysObjectiveQuestionsExample sysObjectiveQuestionsExample =new SysObjectiveQuestionsExample();
-                sysObjectiveQuestionsExample.createCriteria().andObjectiveIdIn(topicIds);
-                sysObjectiveQuestionsMapper.deleteByExample(sysObjectiveQuestionsExample);
+                if (!topicIds.isEmpty()) {
+                    SysCaseQuestionExample sysCaseQuestionExample = new SysCaseQuestionExample();
+                    sysCaseQuestionExample.createCriteria().andCaseIdIn(topicIds);
+                    sysCaseQuestionMapper.deleteByExample(sysCaseQuestionExample);
+
+                    //删除客观题
+                    SysObjectiveQuestionsExample sysObjectiveQuestionsExample = new SysObjectiveQuestionsExample();
+                    sysObjectiveQuestionsExample.createCriteria().andObjectiveIdIn(topicIds);
+                    sysObjectiveQuestionsMapper.deleteByExample(sysObjectiveQuestionsExample);
+                }
             } else {
                 sysThreeCatalogMapper.deleteByPrimaryKey(id);
 
                 //删除资源关系表
                 SysResourceAndCourseExample sysResourceAndCourseExample = new SysResourceAndCourseExample();
                 sysResourceAndCourseExample.createCriteria().andThreeIdEqualTo(id);
-                sysResourceAndCourseMapper.deleteByExample(sysResourceAndCourseExample);
 
-                //删除资源
-                SysResourceExample sysResourceExample = new SysResourceExample();
-                sysResourceExample.createCriteria().andThreeTagEqualTo(id);
-                sysResourceMapper.deleteByExample(sysResourceExample);
+                List<SysResourceAndCourse> sysResourceAndCourses = sysResourceAndCourseMapper.selectByExample(sysResourceAndCourseExample);
+                List<String> resourceIds = sysResourceAndCourses.stream().map(SysResourceAndCourse::getResourceId).collect(Collectors.toList());
 
+                sysResourceAndCourseMapper.deleteByExample(sysResourceAndCourseExample);
+                //删除资源
+                if (!resourceIds.isEmpty()) {
+                    SysResourceExample sysResourceExample = new SysResourceExample();
+                    sysResourceExample.createCriteria().andResourceIdIn(resourceIds);
+                    sysResourceMapper.deleteByExample(sysResourceExample);
+                }
 
                 //删除题目关系表
                 SysTopicAndCourseExample sysTopicAndCourseExample = new SysTopicAndCourseExample();
@@ -191,14 +202,16 @@ public class CourseTagManageController {
                 sysTopicAndCourseMapper.deleteByExample(sysTopicAndCourseExample);
 
                 //删除案例题
-                SysCaseQuestionExample sysCaseQuestionExample = new SysCaseQuestionExample();
-                sysCaseQuestionExample.createCriteria().andCaseIdIn(topicIds);
-                sysCaseQuestionMapper.deleteByExample(sysCaseQuestionExample);
-
-                //删除客观题
-                SysObjectiveQuestionsExample sysObjectiveQuestionsExample =new SysObjectiveQuestionsExample();
-                sysObjectiveQuestionsExample.createCriteria().andObjectiveIdIn(topicIds);
-                sysObjectiveQuestionsMapper.deleteByExample(sysObjectiveQuestionsExample);
+                if (!topicIds.isEmpty()) {
+                    SysCaseQuestionExample sysCaseQuestionExample = new SysCaseQuestionExample();
+                    sysCaseQuestionExample.createCriteria().andCaseIdIn(topicIds);
+                    sysCaseQuestionMapper.deleteByExample(sysCaseQuestionExample);
+
+                    //删除客观题
+                    SysObjectiveQuestionsExample sysObjectiveQuestionsExample = new SysObjectiveQuestionsExample();
+                    sysObjectiveQuestionsExample.createCriteria().andObjectiveIdIn(topicIds);
+                    sysObjectiveQuestionsMapper.deleteByExample(sysObjectiveQuestionsExample);
+                }
             }
         } catch (Exception e) {
             e.printStackTrace();
@@ -208,7 +221,6 @@ public class CourseTagManageController {
     }
 
 
-
     @AnonymousAccess
     @ApiOperation("一级目录重新排序")
     @PostMapping("setOneCatalogueRank")
diff --git a/src/main/java/com/sztzjy/resource_center/controller/TopicResourceController.java b/src/main/java/com/sztzjy/resource_center/controller/TopicResourceController.java
index e8acfa2..e186c1a 100644
--- a/src/main/java/com/sztzjy/resource_center/controller/TopicResourceController.java
+++ b/src/main/java/com/sztzjy/resource_center/controller/TopicResourceController.java
@@ -234,7 +234,7 @@ public class TopicResourceController {
         SysObjectiveQuestions newData = new SysObjectiveQuestions();
         BeanUtils.copyProperties(dto, newData);
         sysObjectiveQuestionMapper.updateByPrimaryKey(newData);
-        return new ResultEntity<>(HttpStatus.BAD_REQUEST, "编辑完成！");
+        return new ResultEntity<>(HttpStatus.OK, "编辑完成！");
     }
 
     @AnonymousAccess
diff --git a/src/main/java/com/sztzjy/resource_center/controller/api/CourseApi.java b/src/main/java/com/sztzjy/resource_center/controller/api/CourseApi.java
index 5d96869..85db12b 100644
--- a/src/main/java/com/sztzjy/resource_center/controller/api/CourseApi.java
+++ b/src/main/java/com/sztzjy/resource_center/controller/api/CourseApi.java
@@ -126,13 +126,18 @@ public class CourseApi {
             //删除资源关系表
             SysResourceAndCourseExample example1 = new SysResourceAndCourseExample();
             example1.createCriteria().andTwoIdEqualTo(twoId);
+
+            List<SysResourceAndCourse> sysResourceAndCourses = sysResourceAndCourseMapper.selectByExample(example1);
+            List<String> resourceIds = sysResourceAndCourses.stream().map(SysResourceAndCourse::getResourceId).collect(Collectors.toList());
+
             sysResourceAndCourseMapper.deleteByExample(example1);
 
             //删除资源
-            SysResourceExample sysResourceExample = new SysResourceExample();
-            sysResourceExample.createCriteria().andTwoTagEqualTo(twoId);
-            sysResourceMapper.deleteByExample(sysResourceExample);
-
+            if (!resourceIds.isEmpty()) {
+                SysResourceExample sysResourceExample = new SysResourceExample();
+                sysResourceExample.createCriteria().andResourceIdIn(resourceIds);
+                sysResourceMapper.deleteByExample(sysResourceExample);
+            }
             //删除题目关系表
             SysTopicAndCourseExample example = new SysTopicAndCourseExample();
             example.createCriteria().andTwoIdEqualTo(twoId);
@@ -142,14 +147,16 @@ public class CourseApi {
 
 
             //删除案例题
-            SysCaseQuestionExample sysCaseQuestionExample = new SysCaseQuestionExample();
-            sysCaseQuestionExample.createCriteria().andCaseIdIn(topicIds);
-            sysCaseQuestionMapper.deleteByExample(sysCaseQuestionExample);
+            if (!topicIds.isEmpty()) {
+                SysCaseQuestionExample sysCaseQuestionExample = new SysCaseQuestionExample();
+                sysCaseQuestionExample.createCriteria().andCaseIdIn(topicIds);
+                sysCaseQuestionMapper.deleteByExample(sysCaseQuestionExample);
 
-            //删除客观题
-            SysObjectiveQuestionsExample sysObjectiveQuestionsExample =new SysObjectiveQuestionsExample();
-            sysObjectiveQuestionsExample.createCriteria().andObjectiveIdIn(topicIds);
-            sysObjectiveQuestionsMapper.deleteByExample(sysObjectiveQuestionsExample);
+                //删除客观题
+                SysObjectiveQuestionsExample sysObjectiveQuestionsExample = new SysObjectiveQuestionsExample();
+                sysObjectiveQuestionsExample.createCriteria().andObjectiveIdIn(topicIds);
+                sysObjectiveQuestionsMapper.deleteByExample(sysObjectiveQuestionsExample);
+            }
             return true;
         } catch (Exception e) {
             e.printStackTrace();
diff --git a/src/main/java/com/sztzjy/resource_center/controller/api/ResourceDataApi.java b/src/main/java/com/sztzjy/resource_center/controller/api/ResourceDataApi.java
index 02cdc14..674590f 100644
--- a/src/main/java/com/sztzjy/resource_center/controller/api/ResourceDataApi.java
+++ b/src/main/java/com/sztzjy/resource_center/controller/api/ResourceDataApi.java
@@ -121,7 +121,7 @@ public class ResourceDataApi {
     @AnonymousAccess
     @ApiOperation("数据集下载")
     @GetMapping("downloadResourceData")
-    private void selectResourceDataList(@RequestParam String resourceId,
+    private void downloadResourceData(@RequestParam String resourceId,
                                            HttpServletResponse response) {
         try {
             SysResourceData sysResourceData = sysResourceDataMapper.selectByPrimaryKey(resourceId);