vncviewer works as expected in one direction, but fails when invoked in the other:
karl@3400g:~> LANG=C vncviewer 10.0.0.16:0
TigerVNC Viewer v1.13.1
Copyright (C) 1999-2022 TigerVNC Team and many others (see README.rst)
See https://www.tigervnc.org for information on TigerVNC.
Thu Mar 28 07:37:39 2024
DecodeManager: Detected 8 CPU core(s)
DecodeManager: Creating 4 decoder thread(s)
CConn: Connected to host 10.0.0.16 port 5900
CConnection: Server supports RFB protocol version 3.8
CConnection: Using RFB protocol version 3.8
CConnection: Choosing security type VeNCrypt(19)
CVeNCrypt: Choosing security type TLSNone (257)
CConn: Using pixel format depth 24 (32bpp) little-endian rgb888
CConnection: Enabling continuous updates
Thu Mar 28 07:38:19 2024
DecodeManager: raw: 7 rects, 1.84 kpixels
DecodeManager: 7.26953 KiB (1:1 ratio)
DecodeManager: Tight: 320 rects, 7.40232 Mpixels
DecodeManager: 1.63651 MiB (1:17.257 ratio)
DecodeManager: Total: 327 rects, 7.40416 Mpixels
DecodeManager: 1.64361 MiB (1:17.1868 ratio)
karl@3400g:~> LANG=C vncviewer 10.0.0.16:0
TigerVNC Viewer v1.13.1
Copyright (C) 1999-2022 TigerVNC Team and many others (see README.rst)
See https://www.tigervnc.org for information on TigerVNC.
Thu Mar 28 07:38:29 2024
DecodeManager: Detected 8 CPU core(s)
DecodeManager: Creating 4 decoder thread(s)
CConn: Connected to host 10.0.0.16 port 5900
CConnection: Server supports RFB protocol version 3.8
CConnection: Using RFB protocol version 3.8
CConnection: Choosing security type VeNCrypt(19)
CVeNCrypt: Choosing security type TLSNone (257)
DesktopWindow: Reducing window size to fit on current monitor
CConn: Using pixel format depth 24 (32bpp) little-endian rgb888
CConnection: Enabling continuous updates
CConn: SetDesktopSize failed: 3
Thu Mar 28 07:38:30 2024
CConn: SetDesktopSize failed: 3
Thu Mar 28 07:39:11 2024
DecodeManager: raw: 9 rects, 2.576 kpixels
DecodeManager: 10.168 KiB (1:1 ratio)
DecodeManager: Tight: 565 rects, 12.0817 Mpixels
DecodeManager: 2.66403 MiB (1:17.3025 ratio)
DecodeManager: Total: 574 rects, 12.0843 Mpixels
DecodeManager: 2.67396 MiB (1:17.242 ratio)
karl@3400g:~>
Both hosts thinkbook and 3400g run Tumbleweed 20240326. vncviewer works fine when invoked on notebook . On 3400g it fails with the above error. Any idea?