1 files changed, 6 insertions, 1 deletions
diff --git a/Jellyfin.Server/Migrations/Routines/MigrateUserDb.cs b/Jellyfin.Server/Migrations/Routines/MigrateUserDb.cs
index 274e6ab73..6cd6d1f82 100644
--- a/Jellyfin.Server/Migrations/Routines/MigrateUserDb.cs
+++ b/Jellyfin.Server/Migrations/Routines/MigrateUserDb.cs
@@ -74,7 +74,12 @@ namespace Jellyfin.Server.Migrations.Routines
 
                 foreach (var entry in queryResult)
                 {
-                    UserMockup mockup = JsonSerializer.Deserialize<UserMockup>(entry[2].ToBlob(), JsonDefaults.GetOptions());
+                    UserMockup? mockup = JsonSerializer.Deserialize<UserMockup>(entry[2].ToBlob(), JsonDefaults.GetOptions());
+                    if (mockup is null)
+                    {
+                        continue;
+                    }
+
                     var userDataDir = Path.Combine(_paths.UserConfigurationDirectoryPath, mockup.Name);
 
                     var config = File.Exists(Path.Combine(userDataDir, "config.xml"))