diff --git a/backend/src/main/java/io/metersphere/track/service/TestCaseReviewService.java b/backend/src/main/java/io/metersphere/track/service/TestCaseReviewService.java
index ff1c552fd1..4313255f60 100644
--- a/backend/src/main/java/io/metersphere/track/service/TestCaseReviewService.java
+++ b/backend/src/main/java/io/metersphere/track/service/TestCaseReviewService.java
@@ -566,7 +566,9 @@ public class TestCaseReviewService {
                     stringBuilder.append(userMap.get(id)).append("、");
                 }
             }
-            name = stringBuilder.substring(0, stringBuilder.length() - 1);
+            if (StringUtils.isNotBlank(stringBuilder)) {
+                name = stringBuilder.substring(0, stringBuilder.length() - 1);
+            }
         }
         return name;
     }
diff --git a/backend/src/main/java/io/metersphere/track/service/TestPlanService.java b/backend/src/main/java/io/metersphere/track/service/TestPlanService.java
index 5ea2dd6edc..ab0d714444 100644
--- a/backend/src/main/java/io/metersphere/track/service/TestPlanService.java
+++ b/backend/src/main/java/io/metersphere/track/service/TestPlanService.java
@@ -717,7 +717,9 @@ public class TestPlanService {
             for (Project project : projects) {
                 stringBuilder.append(project.getName()).append("、");
             }
-            projectName = stringBuilder.substring(0, stringBuilder.length() - 1);
+            if (StringUtils.isNotBlank(stringBuilder)) {
+                projectName = stringBuilder.substring(0, stringBuilder.length() - 1);
+            }
         }
 
         return projectName;
diff --git a/frontend/src/business/components/track/case/TestCase.vue b/frontend/src/business/components/track/case/TestCase.vue
index 35c2ea1191..346445601b 100644
--- a/frontend/src/business/components/track/case/TestCase.vue
+++ b/frontend/src/business/components/track/case/TestCase.vue
@@ -257,7 +257,7 @@ export default {
     },
     exportTestCase() {
       if (this.activeDom !== 'left') {
-        this.$warning('请切换成接口列表导出！');
+        this.$warning(this.$t('test_track.case.export.export_tip'));
         return;
       }
       this.$refs.testCaseList.exportTestCase();
diff --git a/frontend/src/business/components/track/head/TrackHeaderMenus.vue b/frontend/src/business/components/track/head/TrackHeaderMenus.vue
index 6850add588..cd6de12a9f 100644
--- a/frontend/src/business/components/track/head/TrackHeaderMenus.vue
+++ b/frontend/src/business/components/track/head/TrackHeaderMenus.vue
@@ -23,7 +23,7 @@
           </el-menu-item>
 
           <el-menu-item :index="'/track/issue'" popper-class="submenu">
-            {{ $t("缺陷管理") }}
+            {{ $t('test_track.issue.issue_management') }}
           </el-menu-item>
 
           <el-menu-item :index="'/track/testPlan/reportList'" popper-class="submenu">
diff --git a/frontend/src/i18n/en-US.js b/frontend/src/i18n/en-US.js
index fd1f01bb8b..ab64720ff8 100644
--- a/frontend/src/i18n/en-US.js
+++ b/frontend/src/i18n/en-US.js
@@ -1085,7 +1085,7 @@ export default {
       swagger_url_import: "Import using URL",
       timing_synchronization: "Timing synchronization",
       next_synchronization_time: "Next synchronization time",
-      ms_env_import_file_limit: "It supports JSON format files exported through metersphere",
+      ms_env_import_file_limit: "It only supports JSON format files exported through metersphere",
       file_exceed_limit: "The number of files exceeds the limit",
     },
     home_page: {
@@ -1371,7 +1371,8 @@ export default {
         continue_upload: "Upload continue",
       },
       export: {
-        export: "Export cases"
+        export: "Export cases",
+        export_tip: "Switch to Interface List and check Use Case Export"
       }
     },
     plan: {
@@ -1544,6 +1545,7 @@ export default {
     },
     issue: {
       issue: "Issue",
+      issue_management: "Issue Management",
       issue_resource: "Issue source",
       create_issue: "Create Issue",
       add_issue: "Add Issue",
diff --git a/frontend/src/i18n/zh-CN.js b/frontend/src/i18n/zh-CN.js
index 44ddb87e67..0860ed316a 100644
--- a/frontend/src/i18n/zh-CN.js
+++ b/frontend/src/i18n/zh-CN.js
@@ -1087,7 +1087,7 @@ export default {
       swagger_url_import: "使用URL导入",
       timing_synchronization: "定时同步",
       next_synchronization_time: "下次同步时间",
-      ms_env_import_file_limit: "支持通过MeterSphere导出的json格式文件",
+      ms_env_import_file_limit: "仅支持通过MeterSphere导出的json格式文件",
       file_exceed_limit: "文件数量超出限制",
 
 
@@ -1375,7 +1375,8 @@ export default {
         continue_upload: "继续上传",
       },
       export: {
-        export: "导出用例"
+        export: "导出用例",
+        export_tip: "请切换成接口列表勾选用例导出！"
       }
     },
     plan: {
@@ -1549,6 +1550,7 @@ export default {
     },
     issue: {
       issue: "缺陷",
+      issue_management: "缺陷管理",
       issue_resource: "缺陷来源",
       create_issue: "创建缺陷",
       add_issue: "添加缺陷",
diff --git a/frontend/src/i18n/zh-TW.js b/frontend/src/i18n/zh-TW.js
index 40913c195f..f24d0968c1 100644
--- a/frontend/src/i18n/zh-TW.js
+++ b/frontend/src/i18n/zh-TW.js
@@ -1087,7 +1087,7 @@ export default {
       swagger_url_import: "使用URL導入",
       timing_synchronization: "定時同步",
       next_synchronization_time: "下次同步時間",
-      ms_env_import_file_limit: "支持通過MeterSphere導出的json格式文件",
+      ms_env_import_file_limit: "僅支持通過MeterSphere導出的json格式文件",
       file_exceed_limit: "文件數量超出限制",
 
 
@@ -1375,7 +1375,8 @@ export default {
         continue_upload: "繼續上傳",
       },
       export: {
-        export: "導出用例"
+        export: "導出用例",
+        export_tip: "請切換成接口列表勾選用例導出！"
       }
     },
     plan: {
@@ -1549,6 +1550,7 @@ export default {
     },
     issue: {
       issue: "缺陷",
+      issue_management: "缺陷管理",
       issue_resource: "缺陷來源",
       create_issue: "創建缺陷",
       add_issue: "添加缺陷",