我的 TightVNC 服务器似乎被我本周应用的最新 Lubuntu 20.04 更新破坏了。当我尝试连接客户端时，我收到：“连接失败”
关于如何诊断/解决有什么想法吗？
日志文件是：
01/07/23 14:26:16 Xvnc version TightVNC-1.3.10
01/07/23 14:26:16 Copyright (C) 2000-2009 TightVNC Group
01/07/23 14:26:16 Copyright (C) 1999 AT&T Laboratories Cambridge
01/07/23 14:26:16 All Rights Reserved.
01/07/23 14:26:16 See http://www.tightvnc.com/ for information on TightVNC
01/07/23 14:26:16 Desktop name 'X' (HP-MICROSERVER:2)
01/07/23 14:26:16 Protocol versions supported: 3.3, 3.7, 3.8, 3.7t, 3.8t
01/07/23 14:26:16 Listening for VNC connections on TCP port 5902
Font directory '/usr/share/fonts/X11/75dpi/' not found - ignoring
Font directory '/usr/share/fonts/X11/100dpi/' not found - ignoring
/home/myuser/.vnc/xstartup: 8: autocutsel-fork: not found
** Message: 14:26:17.901: main.vala:102: Session is Lubuntu
** Message: 14:26:17.901: main.vala:103: DE is (null)
** Message: 14:26:17.901: main.vala:113: No desktop environnement set, fallback to LXDE
Xlib: extension "RANDR" missing on display ":2".
** Message: 14:26:17.923: main.vala:134: log directory: /home/myuser/.cache/lxsession/Lubuntu
** Message: 14:26:17.923: main.vala:135: log path: /home/myuser/.cache/lxsession/Lubuntu/run.log
Obt-Message: XKB extension is not present on the server or too old
Obt-Message: Xinerama extension is not present on the server
Obt-Message: XRandR extension is not present on the server
Xlib: extension "XInputExtension" missing on display ":2".
Openbox-Message: Requested key "Print" does not exist on the display
Openbox-Message: Requested key "Print" does not exist on the display
Openbox-Message: Unable to find a valid menu file "/var/lib/openbox/debian-menu.xml"
AUDIT: Sat Jul 1 14:26:19 2023: 425147 Xtightvnc: client 10 rejected from local host
AUDIT: Sat Jul 1 14:26:19 2023: 425147 Xtightvnc: client 10 rejected from local host