diff --git a/embroideryReader/frmMain.cs b/embroideryReader/frmMain.cs
index 05d1455..f863796 100644
--- a/embroideryReader/frmMain.cs
+++ b/embroideryReader/frmMain.cs
@@ -142,11 +142,12 @@ namespace embroideryReader
                     blueByte = Convert.ToByte(blue);
                     retval = true;
                 }
-                catch (Exception ex)
+                catch (FormatException /* ex */)
+                {
+                    retval = false;
+                }
+                catch (OverflowException /* ex */)
                 {
-#if DEBUG
-                    Console.WriteLine(ex.Message);
-#endif
                     retval = false;
                 }
             }