server/AyaNova/models/PartInventory.cs

@@ -25,10 +25,10 @@ namespace AyaNova.Models
         public long PartId { get; set; }
         [Required]
         public long PartWarehouseId { get; set; }
-        [Required]
-        public long SourceId { get; set; }
-        [Required]
-        public AyaType SourceType { get; set; }
+       
+        public long? SourceId { get; set; }       
+        public AyaType? SourceType { get; set; }
+        
         [Required]
         public decimal Quantity { get; set; }
         [Required]
@@ -39,9 +39,7 @@ namespace AyaNova.Models
 
         public PartInventory()
         {
-            EntryDate = DateTime.UtcNow;
-            SourceId = 0;
-            SourceType = AyaType.NoType;
+            EntryDate = DateTime.UtcNow;           
         }