diff --git a/Admin.NET/Admin.NET.Core/Logging/DatabaseLoggingWriter.cs b/Admin.NET/Admin.NET.Core/Logging/DatabaseLoggingWriter.cs
index 8a30b7b6..8409fe67 100644
--- a/Admin.NET/Admin.NET.Core/Logging/DatabaseLoggingWriter.cs
+++ b/Admin.NET/Admin.NET.Core/Logging/DatabaseLoggingWriter.cs
@@ -188,7 +188,7 @@ public class DatabaseLoggingWriter : IDatabaseLoggingWriter, IDisposable
     /// <returns></returns>
     private LoggingUserInfo GetUserInfo(LoggingMonitorDto loggingMonitor)
     {
-        var userManger = LazyHelper.GetService<UserManager>();
+        var userManger = LazyHelper.GetService<UserManager>().Value;
         LoggingUserInfo result = new();
         if (loggingMonitor.AuthorizationClaims != null)
         {
diff --git a/Admin.NET/Admin.NET.Core/Logging/ElasticSearchLoggingWriter.cs b/Admin.NET/Admin.NET.Core/Logging/ElasticSearchLoggingWriter.cs
index dc2f943c..d496f9c5 100644
--- a/Admin.NET/Admin.NET.Core/Logging/ElasticSearchLoggingWriter.cs
+++ b/Admin.NET/Admin.NET.Core/Logging/ElasticSearchLoggingWriter.cs
@@ -42,7 +42,7 @@ public class ElasticSearchLoggingWriter : IDatabaseLoggingWriter, IDisposable
             return;
 
         // 获取当前操作者
-        var userManager = LazyHelper.GetService<UserManager>();
+        var userManager = LazyHelper.GetService<UserManager>().Value;
         string account = "", realName = "", userId = "", tenantId = "";
         if (loggingMonitor.authorizationClaims != null)
         {
diff --git a/Admin.NET/Admin.NET.Core/Logging/HttpLoggingHandler.cs b/Admin.NET/Admin.NET.Core/Logging/HttpLoggingHandler.cs
index 1c7f7b7d..3407a823 100644
--- a/Admin.NET/Admin.NET.Core/Logging/HttpLoggingHandler.cs
+++ b/Admin.NET/Admin.NET.Core/Logging/HttpLoggingHandler.cs
@@ -38,7 +38,7 @@ public class HttpLoggingHandler : DelegatingHandler, ITransient
         if (!enabledLog || attr?.IgnoreLog == true) return await base.SendAsync(request, cancellationToken);
 
         var stopWatch = Stopwatch.StartNew();
-        var userManger = LazyHelper.GetService<UserManager>();
+        var userManger = LazyHelper.GetService<UserManager>().Value;
         var urlList = request.RequestUri?.LocalPath.Split("/") ?? [];
         var sysLogHttp = new SysLogHttp
         {
diff --git a/Admin.NET/Admin.NET.Core/Service/Auth/SysAuthService.cs b/Admin.NET/Admin.NET.Core/Service/Auth/SysAuthService.cs
index 5e969cc7..8a885c4e 100644
--- a/Admin.NET/Admin.NET.Core/Service/Auth/SysAuthService.cs
+++ b/Admin.NET/Admin.NET.Core/Service/Auth/SysAuthService.cs
@@ -288,9 +288,11 @@ public class SysAuthService : IDynamicApiController, ITransient
         user.SysPos ??= await db.Queryable<SysPos>().FirstAsync(u => u.Id == user.PosId);
         user.SysOrg ??= await db.Queryable<SysOrg>().FirstAsync(u => u.Id == user.OrgId);
 
-        var permissions = await LazyHelper.GetService<SysRoleService>().GetUserApiList(user.Id);
-        var unauthorizedPermissions = await LazyHelper.GetService<SysRoleService>().GetUnAuthApiList(user.Id);
-        var orgIds = await LazyHelper.GetService<SysOrgService>().GetUserOrgIdList(user.Id, user.OrgId);
+        var sysRoleService = LazyHelper.GetService<SysRoleService>().Value;
+        var sysOrgService = LazyHelper.GetService<SysOrgService>().Value;
+        var permissions = await sysRoleService.GetUserApiList(user.Id);
+        var unauthorizedPermissions = await sysRoleService.GetUnAuthApiList(user.Id);
+        var orgIds = await sysOrgService.GetUserOrgIdList(user.Id, user.OrgId);
         var roleIds = await db.Queryable<SysUserRole>().Where(u => u.UserId == user.Id).Select(u => u.RoleId).ToListAsync();
         var postIds = await db.Queryable<SysUserExtOrg>().Where(u => u.UserId == user.Id).Select(u => u.PosId).ToListAsync() ?? [];
         var maxDataScope = await db.Queryable<SysRole>().Where(u => roleIds.Contains(u.Id)).MinAsync(u => u.DataScope);
@@ -321,7 +323,7 @@ public class SysAuthService : IDynamicApiController, ITransient
             RoleIds = roleIds,
             Permissions = permissions,
             UnauthorizedPermissions = unauthorizedPermissions,
-            AppPermissions = loginMode == LoginModeEnum.APP ? LazyHelper.GetService<SysCommonService>().GetAppApiList() : null,
+            AppPermissions = loginMode == LoginModeEnum.APP ? LazyHelper.GetService<SysCommonService>().Value.GetAppApiList() : null,
             MaxDataScope = user.AccountType == AccountTypeEnum.SuperAdmin ? DataScopeEnum.All : maxDataScope,
             ExtProps = App.GetServices<IUserSessionExtProps>().SelectMany(u => u.GetInitExtProps(user)).ToDictionary(u => u.Key, u => u.Value)
         });
diff --git a/Admin.NET/Admin.NET.Core/Service/Cache/SysCacheService.cs b/Admin.NET/Admin.NET.Core/Service/Cache/SysCacheService.cs
index e6165f1b..8d619ed1 100644
--- a/Admin.NET/Admin.NET.Core/Service/Cache/SysCacheService.cs
+++ b/Admin.NET/Admin.NET.Core/Service/Cache/SysCacheService.cs
@@ -431,7 +431,8 @@ public class SysCacheService : IDynamicApiController, ISingleton
     public void Clear()
     {
         // 超管用户操作，清空所有缓存
-        if (LazyHelper.GetService<UserManager>().SuperAdmin)
+        var userManager = App.GetService<UserManager>();
+        if (userManager.SuperAdmin)
         {
             _cacheProvider.Cache.Clear();
             Cache.Default.Clear();
diff --git a/Admin.NET/Admin.NET.Core/Service/User/UserManager.cs b/Admin.NET/Admin.NET.Core/Service/User/UserManager.cs
index e764237e..a0fd26c9 100644
--- a/Admin.NET/Admin.NET.Core/Service/User/UserManager.cs
+++ b/Admin.NET/Admin.NET.Core/Service/User/UserManager.cs
@@ -211,7 +211,7 @@ public class UserManager(
                 if (long.TryParse(userId.ToString(), out long tempId)) userId = tempId;
                 else return null;
             }
-            LazyHelper.GetService<SysAuthService>().RefreshSession(userId).GetAwaiter().GetResult();
+            LazyHelper.GetService<SysAuthService>().Value.RefreshSession(userId).GetAwaiter().GetResult();
         }
         return sysCacheService.Get<UserSessionDao>(CacheConst.KeyUserSession + userId);
     }
diff --git a/Admin.NET/Admin.NET.Core/SqlSugar/SqlSugarExtension.cs b/Admin.NET/Admin.NET.Core/SqlSugar/SqlSugarExtension.cs
index 3d07e76e..a735409c 100644
--- a/Admin.NET/Admin.NET.Core/SqlSugar/SqlSugarExtension.cs
+++ b/Admin.NET/Admin.NET.Core/SqlSugar/SqlSugarExtension.cs
@@ -584,7 +584,7 @@ public static class SqlSugarExtension
 
         // 使用线程安全的延迟初始化服务实例获取文本缩写
         var abbrValue = LazyHelper.GetService<SysCommonService>()
-            .GetNameAbbr(new() { Text = value, All = attribute.SaveFullAbbr })
+            .Value.GetNameAbbr(new() { Text = value, All = attribute.SaveFullAbbr })
             .GetAwaiter()
             .GetResult();
         entityInfo.SetValue(abbrValue);
@@ -634,7 +634,7 @@ public static class SqlSugarExtension
 
         // 使用线程安全的延迟初始化服务实例获取流水号
         var serial = LazyHelper.GetService<SysSerialService>()
-            .NextSeqNo(attribute.Type, attribute.IsGlobal)
+            .Value.NextSeqNo(attribute.Type, attribute.IsGlobal)
             .GetAwaiter()
             .GetResult();
         entityInfo.SetValue(serial);
diff --git a/Admin.NET/Admin.NET.Core/SqlSugar/SqlSugarFilter.cs b/Admin.NET/Admin.NET.Core/SqlSugar/SqlSugarFilter.cs
index f038614e..86896c1e 100644
--- a/Admin.NET/Admin.NET.Core/SqlSugar/SqlSugarFilter.cs
+++ b/Admin.NET/Admin.NET.Core/SqlSugar/SqlSugarFilter.cs
@@ -59,7 +59,8 @@ public static class SqlSugarFilter
         if (string.IsNullOrWhiteSpace(userId)) return;
 
         // 获取用户session
-        var session = LazyHelper.GetService<UserManager>().GetSessionOrRefresh(userId);
+        var userManager = LazyHelper.GetService<UserManager>().Value;
+        var session = userManager.GetSessionOrRefresh(userId);
         if (session == null) return;
 
         // 配置用户机构集合缓存
@@ -113,7 +114,8 @@ public static class SqlSugarFilter
         if (string.IsNullOrWhiteSpace(userId)) return maxDataScope;
 
         // 获取用户session
-        var session = LazyHelper.GetService<UserManager>().GetSessionOrRefresh(userId);
+        var userManager = LazyHelper.GetService<UserManager>().Value;
+        var session = userManager.GetSessionOrRefresh(userId);
         if (session == null) return (int)DataScopeEnum.Self;
 
         // 获取用户最大数据范围---仅本人数据
diff --git a/Admin.NET/Admin.NET.Core/SqlSugar/SqlSugarRepository.cs b/Admin.NET/Admin.NET.Core/SqlSugar/SqlSugarRepository.cs
index 8eb2525b..b3a12977 100644
--- a/Admin.NET/Admin.NET.Core/SqlSugar/SqlSugarRepository.cs
+++ b/Admin.NET/Admin.NET.Core/SqlSugar/SqlSugarRepository.cs
@@ -37,7 +37,8 @@ public class SqlSugarRepository<T> : SimpleClient<T>, ISqlSugarRepository<T> whe
             return;
 
         // 若未贴任何表特性或当前未登录或是默认租户Id，则返回默认库连接
-        var tenantId = LazyHelper.GetService<UserManager>().TenantId?.ToString();
+        var userManager = LazyHelper.GetService<UserManager>().Value;
+        var tenantId = userManager.TenantId?.ToString();
         if (string.IsNullOrWhiteSpace(tenantId) || tenantId == SqlSugarConst.MainConfigId) return;
 
         // 根据租户Id切换库连接, 为空则返回默认库连接
diff --git a/Admin.NET/Admin.NET.Core/SqlSugar/SqlSugarSetup.cs b/Admin.NET/Admin.NET.Core/SqlSugar/SqlSugarSetup.cs
index 133bd038..b1ed6f2a 100644
--- a/Admin.NET/Admin.NET.Core/SqlSugar/SqlSugarSetup.cs
+++ b/Admin.NET/Admin.NET.Core/SqlSugar/SqlSugarSetup.cs
@@ -215,7 +215,7 @@ public static class SqlSugarSetup
             Log.Warning(log);
         };
 
-        var userManager = LazyHelper.GetService<UserManager>();
+        var userManager = LazyHelper.GetService<UserManager>().Value;
         // 数据审计
         dbProvider.Aop.DataExecuting = (oldValue, entityInfo) =>
         {
diff --git a/Admin.NET/Admin.NET.Core/Utils/LazyHelper.cs b/Admin.NET/Admin.NET.Core/Utils/LazyHelper.cs
index d6fb725a..b54f564b 100644
--- a/Admin.NET/Admin.NET.Core/Utils/LazyHelper.cs
+++ b/Admin.NET/Admin.NET.Core/Utils/LazyHelper.cs
@@ -6,18 +6,29 @@
 
 namespace Admin.NET.Core;
 
+/// <summary>
+/// 懒加载帮助类
+/// </summary>
 public class LazyHelper
 {
-    private static readonly Dictionary<Type, Lazy<object>> _cache = new();
+    private static readonly ConcurrentDictionary<Type, Lazy<object>> Cache = new();
 
     /// <summary>
     /// 获取服务
     /// </summary>
     /// <typeparam name="T"></typeparam>
     /// <returns></returns>
-    public static T GetService<T>() where T : class
+    public static Lazy<T> GetService<T>() where T : class
     {
-        if (_cache.TryGetValue(typeof(T), out var lazy)) return (T)lazy.Value;
-        return (T)(_cache[typeof(T)] = new Lazy<object>(() => App.GetService<T>())).Value;
+        try
+        {
+            var lazy = Cache.GetOrAdd(typeof(T), _ => new Lazy<object>(() => App.GetService<T>()));
+            return (Lazy<T>)(object)lazy;
+        }
+        catch (Exception)
+        {
+            Cache.Remove(typeof(T), out _);
+            return null;
+        }
     }
 }
\ No newline at end of file
diff --git a/Admin.NET/Admin.NET.Web.Core/Handlers/JwtHandler.cs b/Admin.NET/Admin.NET.Web.Core/Handlers/JwtHandler.cs
index 47f50c3b..6a51e947 100644
--- a/Admin.NET/Admin.NET.Web.Core/Handlers/JwtHandler.cs
+++ b/Admin.NET/Admin.NET.Web.Core/Handlers/JwtHandler.cs
@@ -91,7 +91,8 @@ namespace Admin.NET.Web.Core
             }
 
             // 验证租户有效期
-            var tenantId = LazyHelper.GetService<UserManager>().TenantId?.ToString();
+            var userManager = LazyHelper.GetService<UserManager>().Value;
+            var tenantId = userManager.TenantId?.ToString();
             if (!string.IsNullOrWhiteSpace(tenantId))
             {
                 var tenant = sysCacheService.Get<List<SysTenant>>(CacheConst.KeyTenant)?.FirstOrDefault(u => u.Id == long.Parse(tenantId));
@@ -117,7 +118,7 @@ namespace Admin.NET.Web.Core
         /// <returns></returns>
         private static async Task<bool> CheckAuthorizeAsync(DefaultHttpContext httpContext)
         {
-            var userManager = LazyHelper.GetService<UserManager>();
+            var userManager = LazyHelper.GetService<UserManager>().Value;
 
             // 排除超管权限判断
             if (userManager?.AccountType == AccountTypeEnum.SuperAdmin) return true;
diff --git a/Admin.NET/Plugins/Admin.NET.Plugin.ReZero/Service/SuperApiAop.cs b/Admin.NET/Plugins/Admin.NET.Plugin.ReZero/Service/SuperApiAop.cs
index f3ddb0eb..29071b63 100644
--- a/Admin.NET/Plugins/Admin.NET.Plugin.ReZero/Service/SuperApiAop.cs
+++ b/Admin.NET/Plugins/Admin.NET.Plugin.ReZero/Service/SuperApiAop.cs
@@ -61,7 +61,7 @@ public class SuperApiAop : DefaultSuperApiAop
         var paths = api?.Url?.Split('/');
         var actionName = paths?[^1];
 
-        var userManager = LazyHelper.GetService<UserManager>();
+        var userManager = LazyHelper.GetService<UserManager>().Value;
         var apiInfo = new
         {
             requestUrl = api?.Url,