@@ -178,7 +178,7 @@ protected override Task Load()
                 .ToBackground(events =>
                 {
                     Events = events;
-                    Participants = events.Select(x => x.Actor.Login).Distinct().Count();
+                    Participants = events.Select(x => x.Actor?.Login).Distinct().Count();
                 });
 
             _applicationService
 
@@ -180,7 +180,7 @@ public async Task RenderComments()
 
             var events = ViewModel
                 .Events
-                .Select(x => new Comment(x.Actor.AvatarUrl, x.Actor.Login, CreateEventBody(x.Event.StringValue, x.CommitId), x.CreatedAt));
+                .Select(x => new Comment(x.Actor?.AvatarUrl, x.Actor?.Login, CreateEventBody(x.Event.StringValue, x.CommitId), x.CreatedAt));
 
             var items = comments
                 .Concat(events)
Original file line number	Diff line number	Diff line change
`@@ -178,7 +178,7 @@ protected override Task Load()`
`178`	`178`	`.ToBackground(events =>`
`179`	`179`	`{`
`180`	`180`	`Events = events;`
`181`		`- Participants = events.Select(x => x.Actor.Login).Distinct().Count();`
	`181`	`+ Participants = events.Select(x => x.Actor?.Login).Distinct().Count();`
`182`	`182`	`});`
`183`	`183`
`184`	`184`	`_applicationService`