diff --git a/Metadata/Models/Stateless/Exif.cs b/Metadata/Models/Stateless/Exif.cs
index 3353013..5555023 100644
--- a/Metadata/Models/Stateless/Exif.cs
+++ b/Metadata/Models/Stateless/Exif.cs
@@ -520,8 +520,12 @@ internal abstract class Exif
 
     internal static Shared.Models.ExifDirectory GetExifDirectory(Shared.Models.FilePath filePath, Shared.Models.DeterministicHashCode deterministicHashCode)
     {
-        Shared.Models.ExifDirectory? result;
-        System.Drawing.Size? size = Dimensions.GetDimensions(filePath.FullName);
+        Shared.Models.ExifDirectory result;
+        System.Drawing.Size? size;
+        try
+        { size = Dimensions.GetDimensions(filePath.FullName); }
+        catch (Exception)
+        { size = null; }
         IReadOnlyList<MetadataExtractor.Directory> directories = ImageMetadataReader.ReadMetadata(filePath.FullName);
         result = Covert(filePath, deterministicHashCode, size, directories);
         return result;
diff --git a/Rename/Models/Binder/RenameConfiguration.cs b/Rename/Models/Binder/RenameConfiguration.cs
index c972136..d31cdd8 100644
--- a/Rename/Models/Binder/RenameConfiguration.cs
+++ b/Rename/Models/Binder/RenameConfiguration.cs
@@ -10,6 +10,7 @@ public class RenameConfiguration
     public string? DefaultMaker { get; set; }
     public bool? ForceNewId { get; set; }
     public string[]? IgnoreExtensions { get; set; }
+    public bool? OnlySaveIdentifiersToDisk { get; set; }
     public string? RelativePropertyCollectionFile { get; set; }
     public string[]? SidecarExtensions { get; set; }
     public bool? SkipIdFiles { get; set; }
@@ -53,6 +54,7 @@ public class RenameConfiguration
         if (configuration.DefaultMaker is null) throw new NullReferenceException(nameof(configuration.DefaultMaker));
         if (configuration.ForceNewId is null) throw new NullReferenceException(nameof(configuration.ForceNewId));
         if (configuration.IgnoreExtensions is null) throw new NullReferenceException(nameof(configuration.IgnoreExtensions));
+        if (configuration.OnlySaveIdentifiersToDisk is null) throw new NullReferenceException(nameof(configuration.OnlySaveIdentifiersToDisk));
         if (configuration.RelativePropertyCollectionFile is null) throw new NullReferenceException(nameof(configuration.RelativePropertyCollectionFile));
         if (configuration.SidecarExtensions is null) throw new NullReferenceException(nameof(configuration.SidecarExtensions));
         if (configuration.SkipIdFiles is null) throw new NullReferenceException(nameof(configuration.SkipIdFiles));
@@ -63,6 +65,7 @@ public class RenameConfiguration
                      configuration.DefaultMaker,
                      configuration.ForceNewId.Value,
                      configuration.IgnoreExtensions,
+                     configuration.OnlySaveIdentifiersToDisk.Value,
                      configuration.RelativePropertyCollectionFile,
                      configuration.SidecarExtensions,
                      configuration.SkipIdFiles.Value,
diff --git a/Rename/Models/Identifier.cs b/Rename/Models/Identifier.cs
index 69941f9..6da5c06 100644
--- a/Rename/Models/Identifier.cs
+++ b/Rename/Models/Identifier.cs
@@ -3,7 +3,7 @@ using System.Text.Json.Serialization;
 
 namespace View_by_Distance.Rename.Models;
 
-internal sealed record Identifier(int Id, string PaddedId)
+internal sealed record Identifier(int Id, long Length, string PaddedId, long Ticks)
 {
 
     public override string ToString()
diff --git a/Rename/Models/RenameConfiguration.cs b/Rename/Models/RenameConfiguration.cs
index 5ddc92c..eb7d329 100644
--- a/Rename/Models/RenameConfiguration.cs
+++ b/Rename/Models/RenameConfiguration.cs
@@ -8,6 +8,7 @@ public record RenameConfiguration(Shared.Models.MetadataConfiguration MetadataCo
                                   string DefaultMaker,
                                   bool ForceNewId,
                                   string[] IgnoreExtensions,
+                                  bool OnlySaveIdentifiersToDisk,
                                   string RelativePropertyCollectionFile,
                                   string[] SidecarExtensions,
                                   bool SkipIdFiles,
diff --git a/Rename/Rename.cs b/Rename/Rename.cs
index 26511cb..3df4ed8 100644
--- a/Rename/Rename.cs
+++ b/Rename/Rename.cs
@@ -439,7 +439,7 @@ public partial class Rename : IRename, IDisposable
             if (record.ExifDirectory.Id is null)
                 continue;
             paddedId = IId.GetPaddedId(renameConfiguration.MetadataConfiguration, record.ExifDirectory.Id.Value, record.FilePath.IsIgnore, index: null);
-            identifiers.Add(new(record.ExifDirectory.Id.Value, paddedId));
+            identifiers.Add(new(record.ExifDirectory.Id.Value, record.FilePath.Length, paddedId, record.DateTime.Ticks));
         }
         string json = JsonSerializer.Serialize(identifiers.OrderBy(l => l.PaddedId).ToArray(), IdentifierCollectionSourceGenerationContext.Default.IdentifierArray);
         _ = IPath.WriteAllText(Path.Combine(aMetadataCollectionDirectory, $"{ticks}.json"), json, updateDateWhenMatches: false, compareBeforeWrite: true, updateToWhenMatches: null);
@@ -457,12 +457,15 @@ public partial class Rename : IRename, IDisposable
         logger?.LogInformation("{Ticks} {RootDirectory}", ticks, directoryInfo.FullName);
         ReadOnlyCollection<RecordB> recordBCollection = GetRecordBCollection(rename, appSettings, renameConfiguration, directoryInfo);
         SaveIdentifiersToDisk(ticks, renameConfiguration, aMetadataCollectionDirectory, recordBCollection);
-        ReadOnlyCollection<ToDo> toDoCollection = GetToDoCollection(renameConfiguration, identifiers, recordBCollection);
-        ReadOnlyCollection<string> lines = RenameFilesInDirectories(toDoCollection);
-        if (lines.Count != 0)
+        if (!renameConfiguration.OnlySaveIdentifiersToDisk)
         {
-            File.WriteAllLines($"D:/Tmp/Phares/{DateTime.Now.Ticks}.tsv", lines);
-            _ = IPath.DeleteEmptyDirectories(directoryInfo.FullName);
+            ReadOnlyCollection<ToDo> toDoCollection = GetToDoCollection(renameConfiguration, identifiers, recordBCollection);
+            ReadOnlyCollection<string> lines = RenameFilesInDirectories(toDoCollection);
+            if (lines.Count != 0)
+            {
+                File.WriteAllLines($"D:/Tmp/Phares/{DateTime.Now.Ticks}.tsv", lines);
+                _ = IPath.DeleteEmptyDirectories(directoryInfo.FullName);
+            }
         }
     }