2 references to ERROR_CLASS_ALREADY_EXISTS
System.Windows.Forms (2)
winforms\Managed\System\WinForms\NativeWindow.cs (2)
1628
if (err == NativeMethods.
ERROR_CLASS_ALREADY_EXISTS
) {
1659
} while (atom == 0 && Marshal.GetLastWin32Error() == NativeMethods.
ERROR_CLASS_ALREADY_EXISTS
);