diff --git a/test-track/backend/src/main/java/io/metersphere/service/IssuesService.java b/test-track/backend/src/main/java/io/metersphere/service/IssuesService.java
index a60fc8c691..3314d1dbbc 100644
--- a/test-track/backend/src/main/java/io/metersphere/service/IssuesService.java
+++ b/test-track/backend/src/main/java/io/metersphere/service/IssuesService.java
@@ -123,12 +123,8 @@ public class IssuesService {
     @Resource
     StringRedisTemplate stringRedisTemplate;
     @Resource
-    IssueFileMapper issueFileMapper;
-    @Resource
     private AttachmentService attachmentService;
     @Resource
-    private AttachmentModuleRelationMapper attachmentModuleRelationMapper;
-    @Resource
     private ProjectMapper projectMapper;
     @Resource
     SqlSessionFactory sqlSessionFactory;
diff --git a/test-track/backend/src/main/java/io/metersphere/service/PlatformPluginService.java b/test-track/backend/src/main/java/io/metersphere/service/PlatformPluginService.java
index 87ce5c9043..99de6c6cec 100644
--- a/test-track/backend/src/main/java/io/metersphere/service/PlatformPluginService.java
+++ b/test-track/backend/src/main/java/io/metersphere/service/PlatformPluginService.java
@@ -30,8 +30,6 @@ public class PlatformPluginService {
     private BasePluginService basePluginService;
     @Resource
     private BaseIntegrationService baseIntegrationService;
-    @Resource
-    private BaseProjectService baseProjectService;
 
     private PlatformPluginManager pluginManager;
 
diff --git a/test-track/backend/src/main/java/io/metersphere/service/TestCaseService.java b/test-track/backend/src/main/java/io/metersphere/service/TestCaseService.java
index 74f6de1570..b6e60b98d0 100644
--- a/test-track/backend/src/main/java/io/metersphere/service/TestCaseService.java
+++ b/test-track/backend/src/main/java/io/metersphere/service/TestCaseService.java
@@ -428,9 +428,10 @@ public class TestCaseService {
         }
         issuesRequest.setProjectId(testCase.getProjectId());
         issuesRequest.setWorkspaceId(project.getWorkspaceId());
-        IssueFactory.createPlatform(issuesService.getPlatform(testCase.getProjectId()), issuesRequest)
-                .updateDemandIssueLink(testCase, project);
-
+        IssuesPlatform platform = IssueFactory.createPlatform(issuesService.getPlatform(testCase.getProjectId()), issuesRequest);
+        if (platform != null) {
+            platform.updateDemandIssueLink(testCase, project);
+        }
     }
 
     /**