diff --git a/shared/consts/statusCode.ts b/shared/consts/statusCode.ts
index 7785af7cd..81869b34d 100644
--- a/shared/consts/statusCode.ts
+++ b/shared/consts/statusCode.ts
@@ -29,6 +29,7 @@ export const STATUS = {
     TEL_LEN_ERR: { code: 10014, simStr: '手机长度错误' },
     NAME_HAS_USED: { code: 10015, simStr: '该名字已使用' },
     ROLE_HAS_INIT: { code: 10016, simStr: '该角色已初始过' },
+    ROLE_EXIST: { code: 10017, simStr: '账号已存在' },
     // 战斗相关状态 20000 - 29999
     // 战斗通用 20000 - 20099
     BATTLE_MISS_INFO: { code: 20001, simStr: '缺少关卡信息' },
diff --git a/web-server/app/service/Auth.ts b/web-server/app/service/Auth.ts
index 16012a82e..b502a9b61 100644
--- a/web-server/app/service/Auth.ts
+++ b/web-server/app/service/Auth.ts
@@ -299,6 +299,10 @@ export default class Auth extends Service {
         console.log('enter Auth createRole');
         const ctx = this.ctx;
         const { uid } = ctx;
+        const exist = await RoleModel.exists({ 'userInfo.uid': uid, serverId });
+        if (exist === true) {
+            return ctx.service.utils.resResult(STATUS.ROLE_EXIST);
+        }
         const roleId = ctx.service.utils.genCode(10);
         const code = ctx.service.utils.genCode(6);
         const seqId = await Counter.getNewCounter(COUNTER.ROLE) || -1;