fix nre on updating thumbnails

2025-10-03 15:49:44 +02:00
parent 2bec513d2c
commit ec7ac44b87
1 changed files with 3 additions and 1 deletions
@@ -304,7 +304,9 @@ public class WinoMailCollection
            {
                foreach (var item in group)
                {
-                    if (item is MailItemViewModel mailItemViewModel && mailItemViewModel.MailCopy.FromAddress.Equals(address, StringComparison.OrdinalIgnoreCase))
+                    if (item is MailItemViewModel mailItemViewModel &&
+                    !string.IsNullOrEmpty(mailItemViewModel.MailCopy?.FromAddress) &&
+                    mailItemViewModel.MailCopy.FromAddress.Equals(address, StringComparison.OrdinalIgnoreCase))
                    {
                        mailItemViewModel.ThumbnailUpdatedEvent = !mailItemViewModel.ThumbnailUpdatedEvent;
                    }