The vnc viewer displays a grey screen after setting up TightVNC on Ubuntu Ubuntu 20.04.1 LTS.

Hi All,

The vnc viewer displays a grey screen after setting up TightVNC on Ubuntu Ubuntu 20.04.1 LTS.
I use the method in this article and its solution to the grey screen doesn't work:
https://www.smarthomebeginner.com/setup-vnc-server-on-ubuntu-linux/
[https://www.smarthomebeginner.com/images/2017/07/How-to-setup-VNC-server-on-Ubuntu-for-Remote-Desktop-Access.jpg]<https://www.smarthomebeginner.com/setup-vnc-server-on-ubuntu-linux/>
Setup VNC Server on Ubuntu: Complete Ubuntu Remote Desktop Guide - SmartHomeBeginner<https://www.smarthomebeginner.com/setup-vnc-server-on-ubuntu-linux/>
This post shows how to setup VNC Server on Ubuntu Linux to add a remote desktop to your home server. Tight VNC Server for Linux is an awesome option for this purpose. Let's take a look at how to install TightVNC server on Ubuntu, as well as learn how to use VNC Viewer to access your server remotely.
www.smarthomebeginner.com

$ cat xstartup
#!/bin/sh

xrdb $HOME/.Xresources
xsetroot -solid grey
#x-terminal-emulator -geometry 80x24+10+10 -ls -title "$VNCDESKTOP Desktop" &
#x-window-manager &
# Fix to make GNOME work
export XKL_XMODMAP_DISABLE=1
/etc/X11/Xsession


the related log:
22/02/21 14:50:03 Copyright (C) 1999 AT&T Laboratories Cambridge
22/02/21 14:50:03 All Rights Reserved.
22/02/21 14:50:03 See http://www.tightvnc.com/ for information on TightVNC
22/02/21 14:50:03 Desktop name 'X' (VAN-913695-PC2:1)
22/02/21 14:50:03 Protocol versions supported: 3.3, 3.7, 3.8, 3.7t, 3.8t
22/02/21 14:50:03 Listening for VNC connections on TCP port 5901
Font directory '/usr/share/fonts/X11/75dpi/' not found - ignoring
Font directory '/usr/share/fonts/X11/100dpi/' not found - ignoring
xrdb: No such file or directory
xrdb: can't open file '/home/zma/.Xresources'



22/02/21 14:50:30 Got connection from client 172.16.198.253
22/02/21 14:50:30 Using protocol version 3.8
22/02/21 14:50:34 Full-control authentication passed by 172.16.198.253
22/02/21 14:50:34 Pixel format for client 172.16.198.253:
22/02/21 14:50:34   32 bpp, depth 24, little endian
22/02/21 14:50:34   true colour: max r 255 g 255 b 255, shift r 16 g 8 b 0
22/02/21 14:50:34   no translation needed
22/02/21 14:50:34 rfbProcessClientNormalMessage: ignoring unknown encoding 16
22/02/21 14:50:34 rfbProcessClientNormalMessage: ignoring unknown encoding 29
22/02/21 14:50:34 rfbProcessClientNormalMessage: ignoring unknown encoding 27
22/02/21 14:50:34 rfbProcessClientNormalMessage: ignoring unknown encoding 26
22/02/21 14:50:34 rfbProcessClientNormalMessage: ignoring unknown encoding 25
22/02/21 14:50:34 rfbProcessClientNormalMessage: ignoring unknown encoding 19
22/02/21 14:50:34 rfbProcessClientNormalMessage: ignoring unknown encoding 18
22/02/21 14:50:34 rfbProcessClientNormalMessage: ignoring unknown encoding 17
22/02/21 14:50:34 rfbProcessClientNormalMessage: ignoring unknown encoding 10
22/02/21 14:50:34 rfbProcessClientNormalMessage: ignoring unknown encoding 9
22/02/21 14:50:34 rfbProcessClientNormalMessage: ignoring unknown encoding 8
22/02/21 14:50:34 Using tight encoding for client 172.16.198.253
22/02/21 14:50:34 Using compression level 6 for client 172.16.198.253
22/02/21 14:50:34 Enabling full-color cursor updates for client 172.16.198.253
22/02/21 14:50:34 Enabling cursor position updates for client 172.16.198.253
22/02/21 14:50:34 Using image quality level 8 for client 172.16.198.253
22/02/21 14:50:34 rfbProcessClientNormalMessage: ignoring unknown encoding -65525
22/02/21 14:50:34 Enabling LastRect protocol extension for client 172.16.198.253
22/02/21 14:50:34 rfbProcessClientNormalMessage: ignoring unknown encoding -223
22/02/21 14:50:34 rfbProcessClientNormalMessage: ignoring unknown encoding -308
22/02/21 14:50:34 rfbProcessClientNormalMessage: ignoring unknown encoding -32768
22/02/21 14:50:34 rfbProcessClientNormalMessage: ignoring unknown encoding -32767
22/02/21 14:50:34 rfbProcessClientNormalMessage: ignoring unknown encoding -32764
22/02/21 14:50:34 rfbProcessClientNormalMessage: ignoring unknown encoding -32766
22/02/21 14:50:34 rfbProcessClientNormalMessage: ignoring unknown encoding -32765
22/02/21 14:50:34 rfbProcessClientNormalMessage: ignoring unknown encoding -1063131698


Best regards,
Allen

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