cygwin x11 doesn't start after windows 10 upgrade

[Steinar Bang]

>>>>> "Henry S. Thompson via Cygwin" <cygwin@cygwin.com>:

> Steinar Bang writes:
> [troubles with XWin]

> Have a look at what Windows shows as the processes that are running.

> I've had intermittent problems with XWin processes running without
> actually showing any windows.  You can see process information either
> with a special tool such as ProcExp or with the builtin Windows task
> manager, via Control-Alt-Delete.

> If you find XWin processes, let us know.

There were no XWin processes in the "Processes" tab of the task manager.

I couldn't see any XWin processes in sysinternals procexp64 either.  And
search for "xwin" in procexp gave no matches.