diff --git a/src/main/java/com/yunhai/userbase/controller/api/SysUserController.java b/src/main/java/com/yunhai/userbase/controller/api/SysUserController.java
index 186d5d7..ac44a3e 100644
--- a/src/main/java/com/yunhai/userbase/controller/api/SysUserController.java
+++ b/src/main/java/com/yunhai/userbase/controller/api/SysUserController.java
@@ -41,10 +41,10 @@ public class SysUserController {
 
     @OperationLog("新增用户")
     @PostMapping("Add")
-    public void add(@RequestBody @Validated(ValidationGroups.Create.class) SysUserRequest request) {
+    public Integer add(@RequestBody @Validated(ValidationGroups.Create.class) SysUserRequest request) {
         List<String> data=new ArrayList<>();
 
-        sysUserService.add(request);
+        return sysUserService.add(request);
     }
 
     @OperationLog("编辑用户")
diff --git a/src/main/java/com/yunhai/userbase/service/ISysUserService.java b/src/main/java/com/yunhai/userbase/service/ISysUserService.java
index ff40624..05c85f8 100644
--- a/src/main/java/com/yunhai/userbase/service/ISysUserService.java
+++ b/src/main/java/com/yunhai/userbase/service/ISysUserService.java
@@ -19,8 +19,8 @@ import java.util.List;
  */
 public interface ISysUserService {
 
-    /** 新增用户：校验密码/手机号/身份证，BCrypt 加密，并写入组用户关联。 */
-    void add(SysUserRequest request);
+    /** 新增用户：校验密码/手机号/身份证，BCrypt 加密，并写入组用户关联。返回创建后的用户ID。 */
+    Integer add(SysUserRequest request);
 
     /** 编辑用户；密码为空时不修改密码。 */
     void edit(Integer id, SysUserRequest request);
diff --git a/src/main/java/com/yunhai/userbase/service/impl/AppRoleService.java b/src/main/java/com/yunhai/userbase/service/impl/AppRoleService.java
index 46cc59b..f1023d9 100644
--- a/src/main/java/com/yunhai/userbase/service/impl/AppRoleService.java
+++ b/src/main/java/com/yunhai/userbase/service/impl/AppRoleService.java
@@ -182,7 +182,8 @@ public class AppRoleService implements IAppRoleService {
         } else {
             ApplicationInfo app = applicationInfoRepository.findById(role.getAppId()).orElse(null);
             if (app == null) {
-                throw new DException("角色所属应用不存在: " + role.getAppId());
+                // 应用已删除的孤儿角色：不再抛错导致整页 500，返回空授权树（数据侧请用清理 SQL 修复）
+                return Collections.emptyList();
             }
             apps = Collections.singletonList(app);
         }
diff --git a/src/main/java/com/yunhai/userbase/service/impl/SysUserService.java b/src/main/java/com/yunhai/userbase/service/impl/SysUserService.java
index 638ebdd..0a720b6 100644
--- a/src/main/java/com/yunhai/userbase/service/impl/SysUserService.java
+++ b/src/main/java/com/yunhai/userbase/service/impl/SysUserService.java
@@ -96,9 +96,9 @@ public class SysUserService implements ISysUserService {
 
     @Override
     @Transactional
-    public void add(SysUserRequest request) {
+    public Integer add(SysUserRequest request) {
         // 单条新增走完整校验（含密码强度）
-        createUser(request, true);
+        return createUser(request, true);
     }
 
     /**
@@ -108,7 +108,7 @@ public class SysUserService implements ISysUserService {
      *                                 - 单条新增 = true（前端已交互式校验）；
      *                                 - 批量导入 = false（默认密码 Vzuk4Dp3 不含符号，按业务约定直接放行）。
      */
-    private void createUser(SysUserRequest request, boolean enforcePasswordStrength) {
+    private Integer createUser(SysUserRequest request, boolean enforcePasswordStrength) {
         if (sysUserRepository.countByAccount(request.getAccount()) > 0) {
             throw new DException("账号已存在");
         }
@@ -146,6 +146,8 @@ public class SysUserService implements ISysUserService {
         rel.setIsMain(IS_MAIN);
         rel.setCreateTime(LocalDateTime.now());
         sysUserGroupRelRepository.save(rel);
+
+        return saved.getId();
     }
 
     @Override