修改

IRaCIS.Core.Domain/Reading/ReadModule.cs

@@ -75,20 +75,20 @@ namespace IRaCIS.Core.Domain.Models
 		/// 对应
 		/// </summary>
 		[ForeignKey("ReadModuleId")]
-		public ReadModule ReadModuleModel { get; set; } = new ReadModule();
+		public ReadModule ReadModuleModel { get; set; }
 
 		/// <summary>
 		/// 阅片期配置
 		/// </summary>
 		[ForeignKey("ReadingPeriodSetId")] 
-		public ReadingPeriodSet ReadingPeriodSet { get; set; } = new ReadingPeriodSet();
+		public ReadingPeriodSet ReadingPeriodSet { get; set; } 
 
 
 		/// <summary>
 		/// 访视
 		/// </summary>
 		[ForeignKey("SubjectVisitId")]
-		public SubjectVisit SubjectVisit { get; set; } = new SubjectVisit();
+		public SubjectVisit SubjectVisit { get; set; }
 
 
 
@@ -96,7 +96,7 @@ namespace IRaCIS.Core.Domain.Models
 		/// 访视
 		/// </summary>
 		[ForeignKey("LastVisitIdSetId")]
-		public SubjectVisit LastSubjectVisit { get; set; } = new SubjectVisit();
+		public SubjectVisit LastSubjectVisit { get; set; }
 
 	}