Could not connect to XRDP

[givik]

Hello. Please help me to fix following errors. I could not connect to XRDP

systemctl status xrdp

ubuntu@app-server:~$ sudo systemctl status xrdp
● xrdp.service - xrdp daemon
     Loaded: loaded (/lib/systemd/system/xrdp.service; enabled; vendor preset: enabled)
     Active: active (running) since Thu 2025-02-06 09:17:08 UTC; 5s ago
       Docs: man:xrdp(8)
             man:xrdp.ini(5)
    Process: 223513 ExecStartPre=/bin/sh /usr/share/xrdp/socksetup (code=exited, status=0/SUCCESS)
    Process: 223521 ExecStart=/usr/sbin/xrdp $XRDP_OPTIONS (code=exited, status=0/SUCCESS)
   Main PID: 223522 (xrdp)
      Tasks: 1 (limit: 28682)
     Memory: 820.0K
        CPU: 21ms
     CGroup: /system.slice/xrdp.service
             └─223522 /usr/sbin/xrdp

Feb 06 09:17:13 app-server xrdp[223785]: [INFO ] Using default X.509 key file: /etc/xrdp/key.pem
Feb 06 09:17:13 app-server xrdp[223785]: [ERROR] Cannot read private key file /etc/xrdp/key.pem: Permission denied
Feb 06 09:17:13 app-server xrdp[223785]: [ERROR] libxrdp_force_read: header read error
Feb 06 09:17:13 app-server xrdp[223785]: [ERROR] Processing [ITU-T T.125] Connect-Initial failed
Feb 06 09:17:13 app-server xrdp[223785]: [ERROR] [MCS Connection Sequence] receive connection request failed
Feb 06 09:17:13 app-server xrdp[223785]: [ERROR] xrdp_sec_incoming: xrdp_mcs_incoming failed
Feb 06 09:17:13 app-server xrdp[223785]: [ERROR] xrdp_rdp_incoming: xrdp_sec_incoming failed
Feb 06 09:17:13 app-server xrdp[223785]: [ERROR] xrdp_process_main_loop: libxrdp_process_incoming failed
Feb 06 09:17:13 app-server xrdp[223785]: [ERROR] xrdp_iso_send: trans_write_copy_s failed
Feb 06 09:17:13 app-server xrdp[223785]: [ERROR] Sending [ITU T.125] DisconnectProviderUltimatum failed

Thank you

[metalefty]

Feb 06 09:17:13 app-server xrdp[223785]: [INFO ] Using default X.509 key file: /etc/xrdp/key.pem
Feb 06 09:17:13 app-server xrdp[223785]: [ERROR] Cannot read private key file /etc/xrdp/key.pem: Permission denied

Here it is.

[givik]

Thanks