Public bug reported:

SERVER - 24.04.1 LTS - Gnome
Desktop Sharing and Remote Control enabled, and Remote Login is disabled.

CLIENT - 24.04.1 LTS - Gnome
remmina fails to connect, but xfreerdp client works fine (details below).
other Windows clients can connect fine.

CONNECTION FAILURE
When attempting connection using remmina - username / password is challenged, 
but connection fails.

tailing /var/log/syslog gives:

root@ubuntusvr1:/var/log# 2024-09-18T12:37:46.989465+10:00 ubuntusvr1 
snmpd[1859]: systemstats_linux: unexpected header length in /proc/net/snmp. 237 
!= 224
2024-09-18T12:38:10.688273+10:00 ubuntusvr1 gnome-remote-de[4397]: [RDP] Client 
did not advertise support for the Graphics Pipeline, closing connection
2024-09-18T12:38:10.689177+10:00 ubuntusvr1 gnome-remote-desktop-daemon[4397]: 
[12:38:10:888] [4397:00048e0c] [ERROR][com.freerdp.core.peer] - 
[rdp_peer_handle_state_demand_active]: 
[CONNECTION_STATE_CAPABILITIES_EXCHANGE_DEMAND_ACTIVE] 
freerdp_peer::Capabilities() callback failed
2024-09-18T12:38:10.690084+10:00 ubuntusvr1 gnome-remote-desktop-daemon[4397]: 
[12:38:10:888] [4397:00048e0c] [ERROR][com.freerdp.core.transport] - 
[transport_check_fds]: transport_check_fds: transport->ReceiveCallback() - 
STATE_RUN_FAILED [-1]
2024-09-18T12:38:10.690347+10:00 ubuntusvr1 gnome-remote-de[4397]: [RDP] 
Network or intentional disconnect, stopping session

PREVIOUSLY
remmina client connection using RDP worked reliably for many months on 22.04 
LTS.


REMMINA VERSION

SERVER
dpkg -l | grep remmina
ii  remmina                                       1.4.35+dfsg-0ubuntu5          
             amd64        GTK+ Remote Desktop Client
ii  remmina-common                                1.4.35+dfsg-0ubuntu5          
             all          Common files for Remmina
ii  remmina-plugin-rdp:amd64                      1.4.35+dfsg-0ubuntu5          
             amd64        RDP plugin for Remmina
ii  remmina-plugin-secret:amd64                   1.4.35+dfsg-0ubuntu5          
             amd64        Secret plugin for Remmina
ii  remmina-plugin-vnc:amd64                      1.4.35+dfsg-0ubuntu5          
             amd64        VNC plugin for Remmina


CLIENT
dpkg -l | grep remmina
ii  remmina                                         1.4.35+dfsg-0ubuntu5        
               amd64        GTK+ Remote Desktop Client
ii  remmina-common                                  1.4.35+dfsg-0ubuntu5        
               all          Common files for Remmina
ii  remmina-plugin-rdp:amd64                        1.4.35+dfsg-0ubuntu5        
               amd64        RDP plugin for Remmina
ii  remmina-plugin-secret:amd64                     1.4.35+dfsg-0ubuntu5        
               amd64        Secret plugin for Remmina
ii  remmina-plugin-vnc:amd64                        1.4.35+dfsg-0ubuntu5        
               amd64        VNC plugin for Remmina

ProblemType: Bug
DistroRelease: Ubuntu 24.04
Package: remmina-plugin-rdp 1.4.35+dfsg-0ubuntu5
ProcVersionSignature: Ubuntu 6.8.0-41.41-generic 6.8.12
Uname: Linux 6.8.0-41-generic x86_64
NonfreeKernelModules: nvidia_modeset nvidia zfs
ApportVersion: 2.28.1-0ubuntu3.1
Architecture: amd64
CasperMD5CheckResult: pass
CurrentDesktop: ubuntu:GNOME
Date: Wed Sep 18 12:36:04 2024
InstallationDate: Installed on 2023-02-16 (580 days ago)
InstallationMedia: Ubuntu 22.04.1 LTS "Jammy Jellyfish" - Release amd64 
(20220809.1)
RebootRequiredPkgs: Error: path contained symlinks.
SourcePackage: remmina
UpgradeStatus: No upgrade log present (probably fresh install)
modified.conffile..etc.init.d.apport: [modified]
mtime.conffile..etc.init.d.apport: 2024-07-23T00:59:07

** Affects: remmina (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-bug noble wayland-session

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https://bugs.launchpad.net/bugs/2081002

Title:
  remmina client fails to connect to server recently upgraded to 24.04.1

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