Interop.Shortcut.ErrorCode err = Interop.Shortcut.SetShortcutDeleteCallback(shortcutDeleteCallback, IntPtr.Zero);
if (err != Interop.Shortcut.ErrorCode.None)
{
Interop.Shortcut.ErrorCode err = Interop.Shortcut.SetShortcutDeleteCallback(shortcutDeleteCallback, IntPtr.Zero);
if (err != Interop.Shortcut.ErrorCode.None)
{