diff --git a/packages/ui/certd-client/src/locales/langs/zh-CN/certd.ts b/packages/ui/certd-client/src/locales/langs/zh-CN/certd.ts
index 96301817..28fa4663 100644
--- a/packages/ui/certd-client/src/locales/langs/zh-CN/certd.ts
+++ b/packages/ui/certd-client/src/locales/langs/zh-CN/certd.ts
@@ -415,7 +415,7 @@ export default {
   is_present_no: "否",
   basicInfo: "基础信息",
   titlea: "名称",
-  disabled: "是否禁用",
+  disabled: "禁用",
   ordera: "排序",
   supportBuy: "支持购买",
   intro: "介绍",
diff --git a/packages/ui/certd-server/src/modules/pipeline/service/sub-domain-service.ts b/packages/ui/certd-server/src/modules/pipeline/service/sub-domain-service.ts
index 559ca8d1..5f98e55a 100644
--- a/packages/ui/certd-server/src/modules/pipeline/service/sub-domain-service.ts
+++ b/packages/ui/certd-server/src/modules/pipeline/service/sub-domain-service.ts
@@ -36,4 +36,25 @@ export class SubDomainService extends BaseService<SubDomainEntity> {
     return list.map(item=>item.domain);
   }
 
+  async add(bean: SubDomainEntity) {
+    const {domain, userId} = bean;
+    if (!domain) {
+      throw new Error('域名不能为空');
+    }
+    if (!userId) {
+      throw new Error('用户ID不能为空');
+    }
+    const exist = await this.repository.findOne({
+      where: {
+        domain,
+        userId,
+      },
+    });
+   if (exist) {
+     throw new Error('域名已存在');
+   }
+   return await super.add(bean)
+
+  }
+
 }