From ulrich.sibiller@gmail.com  Wed Mar 13 10:05:10 2019
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From: Ulrich Sibiller <uli42@gmx.de>
Date: Wed, 13 Mar 2019 10:04:36 +0100
Message-ID: <CANVnVYJOZ+jfWXykOxBAmVCUKj5mKvrqqvUKRSAva8=_Myun2w@mail.gmail.com>
Subject: Re: [X2Go-Dev] Bug#1369: Keys do not release when using Emacs in X2GO Client
To: Yan Zhang <kriszhyan@gmail.com>
Cc: 1369@bugs.x2go.org, submit@bugs.x2go.org
Content-Type: text/plain; charset="UTF-8"

On Wed, Mar 13, 2019 at 9:10 AM Yan Zhang <kriszhyan@gmail.com> wrote:

>> > I am using Emacs 24.5.1 with x2go client version 4.1.2.0 in Windows 10. My server OS is Ubuntu 16.04 and the x2goserver comes from the PPA repo.

You could try updating your nx-libs to nightly and retry:
https://sunweavers.net/blog/node/20

> The difference is whether I start mark region (by hitting "ctrl+space") before moving cursor. The client will only stuck if I first start mark region and then hold cursor-moving keys like "ctrl+n" or "ctrl+p" for a few seconds.

Ok, understood. But still not replicable for me.

>  I tried "xev -event keyboard" in a XFCE session and did not observe any missing keystrokes.

Nor did I. So maybe this is bug in emacs. I tested with 24.3.1, can
you downgrade?

Uli