diff --git a/Src/Dlhis.ScheduledTask/DeviceUploadLog/Services/Implements/DeviceUploadLogService.cs b/Src/Dlhis.ScheduledTask/DeviceUploadLog/Services/Implements/DeviceUploadLogService.cs
index 06930b8a..f34a4d9f 100644
--- a/Src/Dlhis.ScheduledTask/DeviceUploadLog/Services/Implements/DeviceUploadLogService.cs
+++ b/Src/Dlhis.ScheduledTask/DeviceUploadLog/Services/Implements/DeviceUploadLogService.cs
@@ -64,6 +64,7 @@ public class DeviceUploadLogService : IDeviceUploadLogService
             .LeftJoin<GainfoEntity>((deviceUp, device, ga) => deviceUp.UserUniqueNo == ga.Code)
             .Where((deviceUp, device) => deviceUp.Type == type)
             .WhereIF(request.Sync.HasValue, deviceUp => deviceUp.Sync == request.Sync)
+            .Where(deviceUp => !SqlFunc.IsNullOrEmpty(deviceUp.UserUniqueNo))
             .WhereIF(request.SearchDateTimePeriod.HasValue(), deviceUp => deviceUp.RaiseDateTime >= request.SearchDateTimePeriod.Start && deviceUp.RaiseDateTime <= request.SearchDateTimePeriod.End)
             .WhereIF(request.IsOutSource.HasValue && request.IsOutSource.Value, deviceUp => SqlFunc.Subqueryable<OutsourceEntity>().Where(x => x.Code == deviceUp.UserUniqueNo).Any())
             .WhereIF(request.IsOutSource.HasValue && !request.IsOutSource.Value, deviceUp => SqlFunc.Subqueryable<OutsourceEntity>().Where(x => x.Code == deviceUp.UserUniqueNo).NotAny())