Try to reproduce saga analyzer issue

samples/saga/simple/Core_9/Sample/MySaga.cs

@@ -0,0 +1,47 @@
+using System;
+using System.Collections.Generic;
+using System.Threading.Tasks;
+using NServiceBus;
+
+public class MySaga : Saga<RenewalSagaData>, IAmStartedByMessages<IRenewalSagaCommand>
+{
+    protected override void ConfigureHowToFindSaga(SagaPropertyMapper<RenewalSagaData> mapper)
+    {
+        mapper.MapSaga(saga => saga.PolicyHolderIdentifier)
+            .ToMessage<IRenewalSagaCommand>(m => m.CustomerNumber);
+    }
+    public Task Handle(IRenewalSagaCommand message, IMessageHandlerContext context) => throw new NotImplementedException();
+}
+
+public class RenewalSagaData : CustomerBasedBaseSagaData{}
+
+public abstract class CustomerBasedBaseSagaData : BaseSagaData
+{
+    public string PolicyHolderIdentifier { get; set; }
+}
+
+public abstract class BaseSagaData : ContainSagaData
+{
+    protected BaseSagaData()
+    {
+        SagaStartDate = DateTime.UtcNow;
+        SagaLastModifiedDate = DateTime.UtcNow;
+        PoliciesToHandle = new HashSet<string>();
+    }
+    public DateTime SagaStartDate { get; set; }
+    public DateTime SagaLastModifiedDate { get; set; }
+    public HashSet<string> PoliciesToHandle { get; set; }
+    public bool TimeoutRequested { get; set; }
+    public DateTime TimeoutTriggerTime { get; set; }
+}
+public interface IRenewalSagaCommand : ICustomerBasedBaseSagaCommand{}
+
+public interface ICustomerBasedBaseSagaCommand : IBaseSagaCommand
+{
+    string CustomerNumber { get; set; }
+}
+
+public interface IBaseSagaCommand : ICommand
+{
+    string PolicyId { get; set; }
+}