server/AyaNova/models/dto/RequestTrial.cs

@@ -7,7 +7,7 @@ namespace AyaNova.Models
     {
         public RequestTrial()
         {
-            DbId = string.Empty;//default this because it's coming from the client without a dbid as the server will set it before forwarding it on
+            DbId = "-";//default this because it's coming from the client without a dbid as the server will set it before forwarding it on
         }
         [Required]
         public string DbId { get; set; }