How to connect with Openvpn CloudConnexa?

I want to connect to cloudconnexa but I receive an error message on the dashboard of cloudconnexa saying "The Client does not support web authentication."

Are you using OpenWRT?

yes I use Openvpn package on OpenWRT and load file *.ovpn.

the please post the output of the ubus call system board command.

root@OpenWrt:~# ubus call system board
{
"kernel": "5.15.167",
"hostname": "OpenWrt",
"system": "ARMv8 Processor rev 3",
"model": "Raspberry Pi 4 Model B Rev 1.5",
"board_name": "raspberrypi,4-model-b",
"rootfs_type": "squashfs",
"release": {
"distribution": "OpenWrt",
"version": "23.05.5",
"revision": "r24106-10cc5fcd00",
"target": "bcm27xx/bcm2711",
"description": "OpenWrt 23.05.5 r24106-10cc5fcd00"
}
}

Can you connect openvpn server with their generated ovpn file?

Yes i can connect with openvpn windows client and IOS.

What errors come out of OpenWRT, not from some web panel?

Mon Dec 16 15:12:26 2024 daemon.notice openvpn(CloudConnexaPeng2)[19398]: AUTH: Received control message: AUTH_FAILED
Mon Dec 16 15:12:26 2024 daemon.notice openvpn(CloudConnexaPeng2)[19398]: SIGTERM[soft,auth-failure] received, process exiting

How to install Openvpn client3 on OpenWrt?
OpenWrt firmware use openvpn v.2.5.8 is not support web authen.

Does not exist.