diff --git a/WeiCloud.Fusion/ThirdPartyServices/ThirdPartyServices.API/Controllers/ShenZhouShengAn/SunPalaceBoardSafetyController.cs b/WeiCloud.Fusion/ThirdPartyServices/ThirdPartyServices.API/Controllers/ShenZhouShengAn/SunPalaceBoardSafetyController.cs
index 7259f6c..91655c6 100644
--- a/WeiCloud.Fusion/ThirdPartyServices/ThirdPartyServices.API/Controllers/ShenZhouShengAn/SunPalaceBoardSafetyController.cs
+++ b/WeiCloud.Fusion/ThirdPartyServices/ThirdPartyServices.API/Controllers/ShenZhouShengAn/SunPalaceBoardSafetyController.cs
@@ -20,6 +20,11 @@ namespace ThirdPartyServices.API.Controllers.ShenZhouShengAn
 
         private readonly ISunPalaceBoardSafetyService _secSituationService;
 
+        /// <summary>
+        ///
+        /// </summary>
+        /// <param name="logger"></param>
+        /// <param name="secSituationService"></param>
         public SunPalaceBoardSafetyController(ILogger<SunPalaceBoardSafetyController> logger, ISunPalaceBoardSafetyService secSituationService)
         {
             _logger = logger;
@@ -82,7 +87,7 @@ namespace ThirdPartyServices.API.Controllers.ShenZhouShengAn
         /// <summary>
         /// 14、获得隐患详情数据
         /// </summary>
-        /// <param name="id"></param>
+        /// <param name="dto"></param>
         /// <returns></returns>
         [HttpPost("GetDangerDetail")]
         public async Task<ApiResult<HazardDataDto>> GetDangerDetail(DangerDetailReqDto dto)
@@ -126,7 +131,6 @@ namespace ThirdPartyServices.API.Controllers.ShenZhouShengAn
         /// <summary>
         /// 获得本月隐患数据
         /// </summary>
-        /// <param name="dto"></param>
         /// <returns></returns>
         [HttpGet]
         public async Task<ApiResult<List<DangerHomeResDto>>> GetDangerHome()
diff --git a/WeiCloud.Fusion/ThirdPartyServices/ThirdPartyServices.Application/ShenZhouShengAn/ResponseDto/ThirdPartyProviderResDto.cs b/WeiCloud.Fusion/ThirdPartyServices/ThirdPartyServices.Application/ShenZhouShengAn/ResponseDto/ThirdPartyProviderResDto.cs
index 545ad09..5ecdaac 100644
--- a/WeiCloud.Fusion/ThirdPartyServices/ThirdPartyServices.Application/ShenZhouShengAn/ResponseDto/ThirdPartyProviderResDto.cs
+++ b/WeiCloud.Fusion/ThirdPartyServices/ThirdPartyServices.Application/ShenZhouShengAn/ResponseDto/ThirdPartyProviderResDto.cs
@@ -99,7 +99,7 @@ namespace ThirdPartyServices.Application.ShenZhouShengAn.ResponseDto
                             break;
 
                         case "message":
-                        case "msg": // 👈 支持两个字段名
+                        case "msg":
                             result.Message = reader.GetString();
                             break;
 
diff --git a/WeiCloud.Fusion/ThirdPartyServices/ThirdPartyServices.DomainService/PuTianSuYuan/SunPalaceBoardFacilityService.cs b/WeiCloud.Fusion/ThirdPartyServices/ThirdPartyServices.DomainService/PuTianSuYuan/SunPalaceBoardFacilityService.cs
index 8d8e0cd..d9dba40 100644
--- a/WeiCloud.Fusion/ThirdPartyServices/ThirdPartyServices.DomainService/PuTianSuYuan/SunPalaceBoardFacilityService.cs
+++ b/WeiCloud.Fusion/ThirdPartyServices/ThirdPartyServices.DomainService/PuTianSuYuan/SunPalaceBoardFacilityService.cs
@@ -29,9 +29,15 @@ namespace ThirdPartyServices.DomainService.PuTianSuYuan
             switch (dto.QueryTimeType)
             {
                 case (int)QueryTimeEnum.Custom:
+                    if (dto.StartTime != null)
+                    {
+                        start = dto.StartTime.Value;
+                    }
+                    if (dto.EndTime != null)
+                    {
+                        end = dto.EndTime.Value;
+                    }
 
-                    start = dto.StartTime.Value;
-                    end = dto.EndTime.Value;
                     break;
 
                 case (int)QueryTimeEnum.Monthly:
@@ -156,8 +162,14 @@ namespace ThirdPartyServices.DomainService.PuTianSuYuan
             {
                 case (int)QueryTimeEnum.Custom:
 
-                    start = dto.StartTime.Value;
-                    end = dto.EndTime.Value;
+                    if (dto.StartTime != null)
+                    {
+                        start = dto.StartTime.Value;
+                    }
+                    if (dto.EndTime != null)
+                    {
+                        end = dto.EndTime.Value;
+                    }
                     break;
 
                 case (int)QueryTimeEnum.Monthly:
diff --git a/WeiCloud.Fusion/ThirdPartyServices/ThirdPartyServices.DomainService/ShenZhouShengAn/SunPalaceBoardSafetyService.cs b/WeiCloud.Fusion/ThirdPartyServices/ThirdPartyServices.DomainService/ShenZhouShengAn/SunPalaceBoardSafetyService.cs
index 2cc6ed6..5346348 100644
--- a/WeiCloud.Fusion/ThirdPartyServices/ThirdPartyServices.DomainService/ShenZhouShengAn/SunPalaceBoardSafetyService.cs
+++ b/WeiCloud.Fusion/ThirdPartyServices/ThirdPartyServices.DomainService/ShenZhouShengAn/SunPalaceBoardSafetyService.cs
@@ -30,7 +30,7 @@ namespace ThirdPartyServices.DomainService.ShenZhouShengAn
         /// <exception cref="NotImplementedException"></exception>
         public async Task<ApiResult<FloorResDto>> GetListFloor()
         {
-            ApiResult<FloorResDto> result = new ApiResult<FloorResDto>() { Code = 200, Msg = "接口调用成功", Data = null };
+            ApiResult<FloorResDto> result = new ApiResult<FloorResDto>() { Code = 200, Msg = "接口调用成功", Data = new() };
 
             try
             {
@@ -244,7 +244,7 @@ namespace ThirdPartyServices.DomainService.ShenZhouShengAn
         /// <returns></returns>
         public async Task<ApiResult<RootReqDto>> GetRiskMapInfo(int floorId)
         {
-            ApiResult<RootReqDto> result = new ApiResult<RootReqDto>() { Code = 200, Msg = "接口调用成功", Data = null };
+            ApiResult<RootReqDto> result = new ApiResult<RootReqDto>() { Code = 200, Msg = "接口调用成功", Data = new() };
 
             try
             {
@@ -300,7 +300,7 @@ namespace ThirdPartyServices.DomainService.ShenZhouShengAn
         /// <exception cref="NotImplementedException"></exception>
         public async Task<ApiResult<LedgerDto>> GetLedger(WorkTaskQueryParamsDto dto)
         {
-            ApiResult<LedgerDto> result = new ApiResult<LedgerDto>() { Code = 200, Msg = "接口调用成功", Data = null };
+            ApiResult<LedgerDto> result = new ApiResult<LedgerDto>() { Code = 200, Msg = "接口调用成功", Data = new() };
 
             try
             {
@@ -361,7 +361,7 @@ namespace ThirdPartyServices.DomainService.ShenZhouShengAn
         /// <exception cref="NotImplementedException"></exception>
         public async Task<ApiResult<HazardDataDto>> GetDangerDetail(DangerDetailReqDto dto)
         {
-            ApiResult<HazardDataDto> result = new ApiResult<HazardDataDto>() { Code = 200, Msg = "接口调用成功", Data = null };
+            ApiResult<HazardDataDto> result = new ApiResult<HazardDataDto>() { Code = 200, Msg = "接口调用成功", Data = new() };
 
             try
             {
@@ -403,7 +403,7 @@ namespace ThirdPartyServices.DomainService.ShenZhouShengAn
         /// <exception cref="NotImplementedException"></exception>
         public async Task<ApiResult<List<InjureResDto>>> GetInjureInfo()
         {
-            ApiResult<List<InjureResDto>> result = new ApiResult<List<InjureResDto>>() { Code = 200, Msg = "接口调用成功", Data = null };
+            ApiResult<List<InjureResDto>> result = new ApiResult<List<InjureResDto>>() { Code = 200, Msg = "接口调用成功", Data = [] };
 
             try
             {
@@ -458,7 +458,7 @@ namespace ThirdPartyServices.DomainService.ShenZhouShengAn
         /// <exception cref="NotImplementedException"></exception>
         public async Task<ApiResult<RegionStructureRootDto>> GetRegionRootInfo(RegionRootInfoReqDto dto)
         {
-            ApiResult<RegionStructureRootDto> result = new ApiResult<RegionStructureRootDto>() { Code = 200, Msg = "接口调用成功", Data = null };
+            ApiResult<RegionStructureRootDto> result = new ApiResult<RegionStructureRootDto>() { Code = 200, Msg = "接口调用成功", Data = new() };
 
             try
             {
@@ -510,7 +510,7 @@ namespace ThirdPartyServices.DomainService.ShenZhouShengAn
         /// <exception cref="NotImplementedException"></exception>
         public async Task<ApiResult<List<StatisticsInfoDto>>> GetStatistics(WorkTaskQueryParamsDto dto)
         {
-            ApiResult<List<StatisticsInfoDto>> result = new ApiResult<List<StatisticsInfoDto>>() { Code = 200, Msg = "接口调用成功", Data = null };
+            ApiResult<List<StatisticsInfoDto>> result = new ApiResult<List<StatisticsInfoDto>>() { Code = 200, Msg = "接口调用成功", Data = new() };
 
             try
             {
@@ -653,7 +653,7 @@ namespace ThirdPartyServices.DomainService.ShenZhouShengAn
 
         public async Task<ApiResult<List<DangerHomeResDto>>> GetDangerHome()
         {
-            ApiResult<List<DangerHomeResDto>> result = new ApiResult<List<DangerHomeResDto>>() { Code = 200, Msg = "接口调用成功", Data = null };
+            ApiResult<List<DangerHomeResDto>> result = new ApiResult<List<DangerHomeResDto>>() { Code = 200, Msg = "接口调用成功", Data = [] };
 
             try
             {
diff --git a/WeiCloud.Fusion/ThirdPartyServices/ThirdPartyServices.DomainService/ShenZhouShengAn/ThirdPartyProviderService.cs b/WeiCloud.Fusion/ThirdPartyServices/ThirdPartyServices.DomainService/ShenZhouShengAn/ThirdPartyProviderService.cs
index 21fa02a..9bc8dd6 100644
--- a/WeiCloud.Fusion/ThirdPartyServices/ThirdPartyServices.DomainService/ShenZhouShengAn/ThirdPartyProviderService.cs
+++ b/WeiCloud.Fusion/ThirdPartyServices/ThirdPartyServices.DomainService/ShenZhouShengAn/ThirdPartyProviderService.cs
@@ -74,7 +74,7 @@ namespace ThirdPartyServices.DomainService.ShenZhouShengAn
             result = await SendAndParseAsync<HttpClientResult<LoginUsersConfiguration>>(
          "https://zrh.szdunan.cn/v1/api/users",
          token,
-         HttpMethod.Post);
+         HttpMethod.Post) ?? new();
 
             return result;
         }
diff --git a/WeiCloud.Fusion/VideoService/Video.Application/IdentityClientConfig.cs b/WeiCloud.Fusion/VideoService/Video.Application/IdentityClientConfig.cs
index 15f74ba..530b4fd 100644
--- a/WeiCloud.Fusion/VideoService/Video.Application/IdentityClientConfig.cs
+++ b/WeiCloud.Fusion/VideoService/Video.Application/IdentityClientConfig.cs
@@ -6,27 +6,27 @@ namespace Video.Application
 {
     public class IdentityClientConfig
     {
-        public string Scheme { get; set; }
-        public string Authority { get; set; }
+        public string Scheme { get; set; } = string.Empty;
+        public string Authority { get; set; } = string.Empty;
         public bool RequireHttpsMetadata { get; set; }
-        public string ApiName { get; set; }
-        public string[] CorsWithOrigins { get; set; }
-        public string ClientSecret { get; set; }
-        public string ClientId { get; set; }
-        public string Scope { get; set; }
-        public string GrantType { get; set; }
+        public string ApiName { get; set; } = string.Empty;
+        public string[] CorsWithOrigins { get; set; } = [];
+        public string ClientSecret { get; set; } = string.Empty;
+        public string ClientId { get; set; } = string.Empty;
+        public string Scope { get; set; } = string.Empty;
+        public string GrantType { get; set; } = string.Empty;
     }
 
     public class IdentityClientConfigV4
     {
-        public string PolicyScheme { get; set; }
-        public List<IdentityClientConfigItemV4> Items { get; set; }
+        public string PolicyScheme { get; set; } = string.Empty;
+        public List<IdentityClientConfigItemV4> Items { get; set; } = [];
     }
 
     public class IdentityClientConfigItemV4
     {
-        public string Scheme { get; set; }
-        public string Authority { get; set; }
+        public string Scheme { get; set; } = string.Empty;
+        public string Authority { get; set; } = string.Empty;
         public bool RequireHttpsMetadata { get; set; }
     }
 }
\ No newline at end of file
diff --git a/WeiCloud.Fusion/VideoService/Video.DomainService/Dahvision/DahuaGeneralCtlService.cs b/WeiCloud.Fusion/VideoService/Video.DomainService/Dahvision/DahuaGeneralCtlService.cs
index 2f6f6a9..4d5c52c 100644
--- a/WeiCloud.Fusion/VideoService/Video.DomainService/Dahvision/DahuaGeneralCtlService.cs
+++ b/WeiCloud.Fusion/VideoService/Video.DomainService/Dahvision/DahuaGeneralCtlService.cs
@@ -316,7 +316,7 @@ namespace Video.DomainService
 
                 var result = await resp.Content.ReadFromJsonAsync<DaHApiResult<object>>();
 
-                if (!result.Success || result.Code != "0")
+                if (result != null && (result.Success || result.Code != "0"))
                 {
                     result.Success = false;
                     result.Code = "1011";
@@ -339,7 +339,6 @@ namespace Video.DomainService
 
         /// <summary>
         /// rtsp录像回放
-        /// TODO：后续增加一个调用视频信息接口，去得到里面recordType=多少
         /// (播放命令：ffplay  -rtsp_transport tcp -i  "rtsp://demo.weienergy.cn:15210/dss/monitor/param/cameraid=1000021%24104%26substream=1?token=430")强制走tcp
         /// </summary>
         /// <param name="dto"></param>
@@ -546,7 +545,7 @@ namespace Video.DomainService
         /// <exception cref="NotImplementedException"></exception>
         public async Task<DaHApiResult<SnapshotResDto>> InvokeSnapshot(string deviceCode, long id, int channelId)
         {
-            DaHApiResult<SnapshotResDto> apiResult = new DaHApiResult<SnapshotResDto>() { Code = "200", Msg = "接口调用成功", Data = new SnapshotResDto() };
+            DaHApiResult<SnapshotResDto> apiResult = new DaHApiResult<SnapshotResDto>() { Code = "200", Msg = "接口调用成功", Data = new SnapshotResDto(), Success = true };
             var clientId = _configuration["DahuaAuth:ClientId"];
             var token = await _tokenProviderService.GetTokenAsync(clientId!);
 
@@ -610,7 +609,7 @@ namespace Video.DomainService
         /// <exception cref="NotImplementedException"></exception>
         public async Task<DaHApiResult<CameraControlResDto>> OperateCameraAsync(CameraControlReqDto dto)
         {
-            DaHApiResult<CameraControlResDto> apiResult = new DaHApiResult<CameraControlResDto>() { Code = "200", Msg = "接口调用成功" };
+            DaHApiResult<CameraControlResDto> apiResult = new DaHApiResult<CameraControlResDto>() { Code = "200", Msg = "接口调用成功", Success = true };
             var clientId = _configuration["DahuaAuth:ClientId"];
             var token = await _tokenProviderService.GetTokenAsync(clientId!);
 
@@ -670,7 +669,7 @@ namespace Video.DomainService
         /// <exception cref="NotImplementedException"></exception>
         public async Task<DaHApiResult<CameraControlResDto>> OperateDirectAsync(CameraDirectionControlReqDto dto)
         {
-            DaHApiResult<CameraControlResDto> apiResult = new DaHApiResult<CameraControlResDto>() { Code = "200", Msg = "接口调用成功" };
+            DaHApiResult<CameraControlResDto> apiResult = new DaHApiResult<CameraControlResDto>() { Code = "200", Msg = "接口调用成功", Success = true };
             var clientId = _configuration["DahuaAuth:ClientId"];
             var token = await _tokenProviderService.GetTokenAsync(clientId!);
 
diff --git a/WeiCloud.Fusion/VideoService/Video.DomainService/Dahvision/RootVideoPlaybackService.cs b/WeiCloud.Fusion/VideoService/Video.DomainService/Dahvision/RootVideoPlaybackService.cs
index 1008408..0de8435 100644
--- a/WeiCloud.Fusion/VideoService/Video.DomainService/Dahvision/RootVideoPlaybackService.cs
+++ b/WeiCloud.Fusion/VideoService/Video.DomainService/Dahvision/RootVideoPlaybackService.cs
@@ -2,6 +2,7 @@
 using Common.Shared.Application.DaHua;
 using Microsoft.Extensions.Configuration;
 using Microsoft.Extensions.Logging;
+using WeiCloud.Utils.FileTools;
 
 namespace Video.DomainService
 {
@@ -43,11 +44,11 @@ namespace Video.DomainService
             if (!urlReult.Success)
             {
                 result.Code = 500;
-                result.Msg = urlReult.Msg;
-                _logger.LogWarning("大华录像回放接口调用失败：{Msg}", urlReult.Msg);
+                result.Msg = urlReult.Msg ?? "" ?? "";
+                _logger.LogWarning("大华录像回放接口调用失败：{Msg}", urlReult.Msg ?? "");
             }
 
-            result.Data = urlReult.Data;
+            result.Data = urlReult.Data ?? new();
 
             return result;
         }
@@ -65,10 +66,10 @@ namespace Video.DomainService
             if (!urlReult.Success)
             {
                 result.Code = 500;
-                result.Msg = urlReult.Msg;
-                _logger.LogWarning("大华实时视频接口调用失败：{Msg}", urlReult.Msg);
+                result.Msg = urlReult.Msg ?? "";
+                _logger.LogWarning("大华实时视频接口调用失败：{Msg}", urlReult.Msg ?? "");
             }
-            result.Data = urlReult.Data;
+            result.Data = urlReult.Data ?? new();
             return result;
         }
 
@@ -84,10 +85,10 @@ namespace Video.DomainService
             if (!pageResult.Success)
             {
                 result.Code = 500;
-                result.Msg = pageResult.Msg;
+                result.Msg = pageResult.Msg ?? "";
                 _logger.LogWarning("大华设备通道分页查询接口调用失败：{Msg}", pageResult.Msg);
             }
-            result.Data = pageResult.Data;
+            result.Data = pageResult.Data ?? new();
             return result;
         }
 
@@ -106,7 +107,7 @@ namespace Video.DomainService
             if (!logoutResult.Success)
             {
                 result.Code = 500;
-                result.Msg = logoutResult.Msg;
+                result.Msg = logoutResult.Msg ?? "";
                 _logger.LogWarning("大华登出接口调用失败：{Msg}", logoutResult.Msg);
             }
             else
@@ -130,10 +131,10 @@ namespace Video.DomainService
             if (!urlReult.Success)
             {
                 result.Code = 500;
-                result.Msg = urlReult.Msg;
-                _logger.LogWarning("大华实时视频接口调用失败：{Msg}", urlReult.Msg);
+                result.Msg = urlReult.Msg ?? "";
+                _logger.LogWarning("大华实时视频接口调用失败：{Msg}", urlReult.Msg ?? "");
             }
-            result.Data = urlReult.Data;
+            result.Data = urlReult.Data ?? new();
             return result;
         }
 
@@ -150,11 +151,11 @@ namespace Video.DomainService
             if (!urlReult.Success)
             {
                 result.Code = 500;
-                result.Msg = urlReult.Msg;
-                _logger.LogWarning("大华录像回放接口调用失败：{Msg}", urlReult.Msg);
+                result.Msg = urlReult.Msg ?? "";
+                _logger.LogWarning("大华录像回放接口调用失败：{Msg}", urlReult.Msg ?? "");
             }
 
-            result.Data = urlReult.Data;
+            result.Data = urlReult.Data ?? new();
 
             return result;
         }