diff --git a/backend/src/main/java/io/metersphere/controller/LoadTestController.java b/backend/src/main/java/io/metersphere/controller/LoadTestController.java
index 91316b161b..dbe0e7c89e 100644
--- a/backend/src/main/java/io/metersphere/controller/LoadTestController.java
+++ b/backend/src/main/java/io/metersphere/controller/LoadTestController.java
@@ -24,6 +24,7 @@ import java.util.List;
 
 @RestController
 @RequestMapping(value = "/testplan")
+@RequiresRoles(value = {RoleConstants.TEST_MANAGER, RoleConstants.TEST_USER, RoleConstants.TEST_VIEWER}, logical = Logical.OR)
 public class LoadTestController {
     @Resource
     private LoadTestService loadTestService;
@@ -31,7 +32,6 @@ public class LoadTestController {
     private FileService fileService;
 
     @GetMapping("recent/{count}")
-    @RequiresRoles(value = {RoleConstants.TEST_MANAGER, RoleConstants.TEST_USER, RoleConstants.TEST_VIEWER}, logical = Logical.OR)
     public List<LoadTestDTO> recentTestPlans(@PathVariable int count) {
         String currentWorkspaceId = SessionUtils.getCurrentWorkspaceId();
         QueryTestPlanRequest request = new QueryTestPlanRequest();
@@ -84,7 +84,7 @@ public class LoadTestController {
     }
 
     @PostMapping("/run")
-    public void delete(@RequestBody RunTestPlanRequest request) {
+    public void run(@RequestBody RunTestPlanRequest request) {
         loadTestService.run(request);
     }
 
diff --git a/backend/src/main/java/io/metersphere/service/LoadTestService.java b/backend/src/main/java/io/metersphere/service/LoadTestService.java
index 095438cae6..f85cad86f5 100644
--- a/backend/src/main/java/io/metersphere/service/LoadTestService.java
+++ b/backend/src/main/java/io/metersphere/service/LoadTestService.java
@@ -1,9 +1,6 @@
 package io.metersphere.service;
 
-import io.metersphere.base.domain.FileContent;
-import io.metersphere.base.domain.FileMetadata;
-import io.metersphere.base.domain.LoadTestFile;
-import io.metersphere.base.domain.LoadTestWithBLOBs;
+import io.metersphere.base.domain.*;
 import io.metersphere.base.mapper.*;
 import io.metersphere.base.mapper.ext.ExtLoadTestMapper;
 import io.metersphere.commons.constants.EngineType;
@@ -12,6 +9,7 @@ import io.metersphere.controller.request.testplan.*;
 import io.metersphere.dto.LoadTestDTO;
 import io.metersphere.engine.Engine;
 import io.metersphere.engine.EngineFactory;
+import io.metersphere.i18n.Translator;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 import org.springframework.util.CollectionUtils;
@@ -69,6 +67,13 @@ public class LoadTestService {
     }
 
     private LoadTestWithBLOBs saveLoadTest(SaveTestPlanRequest request) {
+
+        LoadTestExample example = new LoadTestExample();
+        example.createCriteria().andNameEqualTo(request.getName()).andProjectIdEqualTo(request.getProjectId());
+        if (loadTestMapper.countByExample(example) > 0) {
+            MSException.throwException(Translator.get("load_test_already_exists"));
+        }
+
         final LoadTestWithBLOBs loadTest = new LoadTestWithBLOBs();
         loadTest.setId(UUID.randomUUID().toString());
         loadTest.setName(request.getName());
diff --git a/backend/src/main/java/io/metersphere/service/ProjectService.java b/backend/src/main/java/io/metersphere/service/ProjectService.java
index 39b07b1ce0..c5b2944c7a 100644
--- a/backend/src/main/java/io/metersphere/service/ProjectService.java
+++ b/backend/src/main/java/io/metersphere/service/ProjectService.java
@@ -7,9 +7,9 @@ import io.metersphere.base.mapper.ext.ExtProjectMapper;
 import io.metersphere.commons.exception.MSException;
 import io.metersphere.controller.request.ProjectRequest;
 import io.metersphere.dto.ProjectDTO;
+import io.metersphere.i18n.Translator;
 import io.metersphere.user.SessionUtils;
 import org.apache.commons.lang3.StringUtils;
-import org.springframework.beans.BeanUtils;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
@@ -27,14 +27,14 @@ public class ProjectService {
 
     public Project addProject(Project project) {
         if (StringUtils.isBlank(project.getName())) {
-            MSException.throwException("Project name cannot be null");
+            MSException.throwException(Translator.get("project_name_is_null"));
         }
         ProjectExample example = new ProjectExample();
         example.createCriteria()
                 .andWorkspaceIdEqualTo(SessionUtils.getCurrentWorkspaceId())
                 .andNameEqualTo(project.getName());
         if (projectMapper.countByExample(example) > 0) {
-            MSException.throwException("The project name already exists");
+            MSException.throwException(Translator.get("project_name_already_exists"));
         }
         project.setId(UUID.randomUUID().toString());
         long createTime = System.currentTimeMillis();
@@ -47,7 +47,7 @@ public class ProjectService {
     }
 
     public List<ProjectDTO> getProjectList(ProjectRequest request) {
-       return extProjectMapper.getProjectWithWorkspace(request);
+        return extProjectMapper.getProjectWithWorkspace(request);
     }
 
     public void deleteProject(String projectId) {
diff --git a/backend/src/main/java/io/metersphere/service/WorkspaceService.java b/backend/src/main/java/io/metersphere/service/WorkspaceService.java
index 6ea453e7f3..d2ae432f07 100644
--- a/backend/src/main/java/io/metersphere/service/WorkspaceService.java
+++ b/backend/src/main/java/io/metersphere/service/WorkspaceService.java
@@ -13,6 +13,7 @@ import io.metersphere.controller.request.WorkspaceRequest;
 import io.metersphere.dto.UserRoleHelpDTO;
 import io.metersphere.dto.WorkspaceDTO;
 import io.metersphere.dto.WorkspaceMemberDTO;
+import io.metersphere.i18n.Translator;
 import io.metersphere.user.SessionUser;
 import io.metersphere.user.SessionUtils;
 import org.apache.commons.lang3.StringUtils;
@@ -44,7 +45,7 @@ public class WorkspaceService {
 
     public Workspace saveWorkspace(Workspace workspace) {
         if (StringUtils.isBlank(workspace.getName())) {
-            MSException.throwException("Workspace name cannot be null.");
+            MSException.throwException(Translator.get("workspace_name_is_null"));
         }
         // set organization id
         workspace.setOrganizationId(SessionUtils.getCurrentOrganizationId());
@@ -56,7 +57,7 @@ public class WorkspaceService {
                     .andOrganizationIdEqualTo(SessionUtils.getCurrentOrganizationId())
                     .andNameEqualTo(workspace.getName());
             if (workspaceMapper.countByExample(example) > 0) {
-                MSException.throwException("The workspace name already exists");
+                MSException.throwException(Translator.get("workspace_name_already_exists"));
             }
             workspace.setId(UUID.randomUUID().toString()); // 设置ID
             workspace.setCreateTime(currentTime);
@@ -89,6 +90,9 @@ public class WorkspaceService {
         workspaceMapper.deleteByPrimaryKey(workspaceId);
     }
 
+    /**
+     * ORG_ADMIN 需要检查是否有操作此工作空间的权限
+     */
     public void checkOwner(String workspaceId) {
         SessionUser user = SessionUtils.getUser();
         List<String> orgIds = user.getUserRoles().stream()
@@ -100,7 +104,7 @@ public class WorkspaceService {
                 .andOrganizationIdIn(orgIds)
                 .andIdEqualTo(workspaceId);
         if (workspaceMapper.countByExample(example) == 0) {
-            MSException.throwException("The current workspace does not belong to the current user");
+            MSException.throwException(Translator.get("workspace_does_not_belong_to_user"));
         }
     }
 
@@ -128,7 +132,7 @@ public class WorkspaceService {
         List<Workspace> resultWorkspaceList = new ArrayList<>();
         userRoles.forEach(userRole -> {
             workspaces.forEach(workspace -> {
-                if (StringUtils.equals(userRole.getSourceId(),workspace.getId())) {
+                if (StringUtils.equals(userRole.getSourceId(), workspace.getId())) {
                     if (!resultWorkspaceList.contains(workspace)) {
                         resultWorkspaceList.add(workspace);
                     }
diff --git a/backend/src/main/resources/i18n/en-US.json b/backend/src/main/resources/i18n/en-US.json
index 10d54c8101..679dffb8b1 100644
--- a/backend/src/main/resources/i18n/en-US.json
+++ b/backend/src/main/resources/i18n/en-US.json
@@ -1,3 +1,9 @@
 {
-    "error_lang_invalid": "Invalid language parameter"
+  "error_lang_invalid": "Invalid language parameter",
+  "load_test_already_exists": "Duplicate load test name",
+  "project_name_is_null": "Project name cannot be null",
+  "project_name_already_exists": "The project name already exists",
+  "workspace_name_is_null": "Workspace name cannot be null",
+  "workspace_name_already_exists": "The workspace name already exists",
+  "workspace_does_not_belong_to_user": "The current workspace does not belong to the current user"
 }
\ No newline at end of file
diff --git a/backend/src/main/resources/i18n/zh-CN.json b/backend/src/main/resources/i18n/zh-CN.json
index cfa517a25c..23fe3b54ed 100644
--- a/backend/src/main/resources/i18n/zh-CN.json
+++ b/backend/src/main/resources/i18n/zh-CN.json
@@ -1,3 +1,9 @@
 {
-    "error_lang_invalid": "语言参数错误"
+  "error_lang_invalid": "语言参数错误",
+  "load_test_already_exists": "测试名称不能重复",
+  "project_name_is_null": "项目名称不能为空",
+  "project_name_already_exists": "项目名称已存在",
+  "workspace_name_is_null": "工作空间名不能为空",
+  "workspace_name_already_exists": "工作空间名已存在",
+  "workspace_does_not_belong_to_user": "当前工作空间不属于当前用户"
 }
\ No newline at end of file