Fix xrdp_mm_chansrv_connect: error in trans_connect chan

xrdp_error_in_trans_connect chan.md

xrdp_mm_chansrv_connect: error in trans_connect chan

Client PC - freerdp error message:

user@client-pc ➜  ~ wlfreerdp /dynamic-resolution /disp +auto-reconnect +clipboard /timeout:5000 /bpp:16 /network:auto /v:host-pc /u:"user" /p:"password"
[19:06:32:142] [18472:18472] [WARN][com.freerdp.crypto] - Certificate verification failure 'self signed certificate (18)' at stack position 0
[19:06:32:142] [18472:18472] [WARN][com.freerdp.crypto] - C = US, ST = CA, L = Sunnyvale, O = xrdp, CN = www.xrdp.org
[19:06:33:245] [18472:18472] [INFO][com.freerdp.gdi] - Local framebuffer format  PIXEL_FORMAT_BGRA32
[19:06:33:245] [18472:18472] [INFO][com.freerdp.gdi] - Remote framebuffer format PIXEL_FORMAT_BGRA32
[19:06:33:250] [18472:18472] [INFO][com.freerdp.channels.rdpsnd.client] - [static] Loaded fake backend for rdpsnd
[19:06:33:250] [18472:18472] [INFO][com.freerdp.channels.drdynvc.client] - Loading Dynamic Virtual Channel rdpgfx
[19:06:33:250] [18472:18472] [INFO][com.freerdp.channels.drdynvc.client] - Loading Dynamic Virtual Channel disp
[19:06:50:459] [18472:18472] [INFO][com.freerdp.core] - ERRINFO_LOGOFF_BY_USER (0x0000000C):The disconnection was initiated by the user logging off their session on the server.
[19:06:50:459] [18472:18472] [ERROR][com.freerdp.core] - rdp_set_error_info:freerdp_set_last_error_ex ERRINFO_LOGOFF_BY_USER [0x0001000C]

Host PC - xrdp error message:

user@host-pc ➜  ~ systemctl status xrdp.service
● xrdp.service - xrdp daemon
    Loaded: loaded (/usr/lib/systemd/system/xrdp.service; enabled; preset: disabled)
    Active: active (running) since Sat 2022-08-13 19:06:23 CEST; 2min 23s ago
    Docs: man:xrdp(8)
            man:xrdp.ini(5)
    Process: 409 ExecStart=/usr/bin/xrdp (code=exited, status=0/SUCCESS)
Main PID: 421 (xrdp)
    Tasks: 1 (limit: 9370)
    Memory: 9.2M
        CPU: 59ms
    CGroup: /system.slice/xrdp.service
            └─421 /usr/bin/xrdp

avg 13 19:06:34 host-pc xrdp[541]: [INFO ] loaded module 'libxup.so' ok, interface size 10296, version 4
avg 13 19:06:34 host-pc xrdp[541]: [INFO ] started connecting
avg 13 19:06:34 host-pc xrdp[541]: [INFO ] lib_mod_connect: connecting via UNIX socket
avg 13 19:06:34 host-pc xrdp[541]: [INFO ] lib_mod_log_peer: xrdp_pid=541 connected to X11rdp_pid=544 X11rdp_uid=1000 X11rdp_gid=1000 client_ip=::ffff:192.168.238.154 client_port=54918
avg 13 19:06:34 host-pc xrdp[541]: [INFO ] connected ok
avg 13 19:06:38 host-pc xrdp[541]: [WARN ] xrdp_mm_chansrv_connect: connect failed trying again...
avg 13 19:06:42 host-pc xrdp[541]: [WARN ] xrdp_mm_chansrv_connect: connect failed trying again...
avg 13 19:06:46 host-pc xrdp[541]: [WARN ] xrdp_mm_chansrv_connect: connect failed trying again...
avg 13 19:06:50 host-pc xrdp[541]: [WARN ] xrdp_mm_chansrv_connect: connect failed trying again...
avg 13 19:06:50 host-pc xrdp[541]: [ERROR] xrdp_mm_chansrv_connect: error in trans_connect chan

Solution:

On host pc - remove /usr/lib/ccache/bin/ from the $PATH variable :

sudo nano /etc/environment;

Remove:

export PATH="/usr/lib/ccache/bin/:$PATH"

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