diff --git a/PKHeX.WinForms/MainWindow/Main.cs b/PKHeX.WinForms/MainWindow/Main.cs
index ac302241e98..f74ce1074e0 100644
--- a/PKHeX.WinForms/MainWindow/Main.cs
+++ b/PKHeX.WinForms/MainWindow/Main.cs
@@ -691,7 +691,9 @@ private void openQuick(string path, bool force = false)
             string ext = Path.GetExtension(path);
             FileInfo fi = new FileInfo(path);
             if (fi.Length > 0x10009C && fi.Length != 0x380000)
-                WinFormsUtil.Error("Input file is too large.", path);
+                WinFormsUtil.Error("Input file is too large." + Environment.NewLine + $"Size: {fi.Length} bytes", path);
+            else if (fi.Length < 32)
+                WinFormsUtil.Error("Input file is too small." + Environment.NewLine + $"Size: {fi.Length} bytes", path);
             else
             {
                 byte[] input; try { input = File.ReadAllBytes(path); }