diff --git a/Tools/CacheConverter/Program.cs b/Tools/CacheConverter/Program.cs
index d5878b0..46a6633 100644
--- a/Tools/CacheConverter/Program.cs
+++ b/Tools/CacheConverter/Program.cs
@@ -74,7 +74,14 @@ foreach (var jsonFile in jsonFiles)
 }
 
 Console.WriteLine();
-Console.WriteLine($"Total: {totalOriginalSize:N0} -> {totalNewSize:N0} bytes ({(double)totalNewSize / totalOriginalSize * 100:F1}%)");
+if (totalOriginalSize > 0)
+{
+    Console.WriteLine($"Total: {totalOriginalSize:N0} -> {totalNewSize:N0} bytes ({(double)totalNewSize / totalOriginalSize * 100:F1}%)");
+}
+else
+{
+    Console.WriteLine("No files were converted.");
+}
 return 0;
 
 static DataTable CreateDataTable(List<Dictionary<string, JsonElement>> records)
@@ -112,6 +119,7 @@ static DataTable CreateDataTable(List<Dictionary<string, JsonElement>> records)
 
 static Type InferType(JsonElement element) => element.ValueKind switch
 {
+    JsonValueKind.String when element.GetString() is string s && DateTime.TryParse(s, out _) => typeof(DateTime),
     JsonValueKind.String => typeof(string),
     JsonValueKind.Number when element.TryGetInt64(out _) => typeof(long),
     JsonValueKind.Number => typeof(decimal),
@@ -126,12 +134,14 @@ static object ConvertValue(JsonElement element, Type targetType)
         return DBNull.Value;
 
     if (targetType == typeof(string))
+        return (object?)element.GetString() ?? DBNull.Value;
+
+    if (targetType == typeof(DateTime))
     {
         var str = element.GetString();
-        // Try to parse as DateTime if it looks like one
         if (str != null && DateTime.TryParse(str, out var dt))
             return dt;
-        return (object?)str ?? DBNull.Value;
+        return DBNull.Value;
     }
 
     if (targetType == typeof(long))