diff --git a/src/SIL.Machine.AspNetCore/Models/ClearMLTask.cs b/src/SIL.Machine.AspNetCore/Models/ClearMLTask.cs
index ba2feadcf..1c7adf3a9 100644
--- a/src/SIL.Machine.AspNetCore/Models/ClearMLTask.cs
+++ b/src/SIL.Machine.AspNetCore/Models/ClearMLTask.cs
@@ -20,11 +20,11 @@ public record ClearMLTask
     public required string Name { get; init; }
     public required ClearMLProject Project { get; init; }
     public required ClearMLTaskStatus Status { get; init; }
-    public required string StatusReason { get; init; }
-    public required string StatusMessage { get; init; }
+    public string? StatusReason { get; init; }
+    public string? StatusMessage { get; init; }
     public required DateTime Created { get; init; }
-    public required int LastIteration { get; init; }
-    public required int ActiveDuration { get; init; }
+    public int? LastIteration { get; init; }
+    public int ActiveDuration { get; init; }
     public required IReadOnlyDictionary<
         string,
         IReadOnlyDictionary<string, ClearMLMetricsEvent>
diff --git a/src/SIL.Machine.AspNetCore/Services/ClearMLMonitorService.cs b/src/SIL.Machine.AspNetCore/Services/ClearMLMonitorService.cs
index 58b537494..f166dabaf 100644
--- a/src/SIL.Machine.AspNetCore/Services/ClearMLMonitorService.cs
+++ b/src/SIL.Machine.AspNetCore/Services/ClearMLMonitorService.cs
@@ -110,7 +110,7 @@ await UpdateTrainJobStatus(
                                 platformService,
                                 engine.CurrentBuild.BuildId,
                                 new ProgressStatus(
-                                    task.LastIteration,
+                                    task.LastIteration ?? 0,
                                     percentCompleted: GetMetric(task, SummaryMetric, ProgressVariant)
                                 ),
                                 0,
@@ -122,7 +122,7 @@ await UpdateTrainJobStatus(
                             await UpdateTrainJobStatus(
                                 platformService,
                                 engine.CurrentBuild.BuildId,
-                                new ProgressStatus(task.LastIteration, percentCompleted: 1.0),
+                                new ProgressStatus(task.LastIteration ?? 0, percentCompleted: 1.0),
                                 0,
                                 cancellationToken
                             );