Issue while using cyberghost openvpn

Hello mates,
I have an issue while im trying to my VPN(GhostVPN) in the router GL-MT3000N-V2

Here's the logs :

Expected Remote Options String (VER=V4): 'V4,dev-type tun,link-mtu 1569,tun-mtu 1500,proto UDPv4,cipher AES-256-CBC,auth SHA256,keysize 256,key-method 2,tls-server'

TCP/UDP: Preserving recently used remote address: [AF_INET]191.101.31.170:443

Socket Buffers: R=[163840->163840] S=[163840->163840]

UDP link local: (not bound)

UDP link remote: [AF_INET]191.101.31.170:443
[UNDEF] Inactivity timeout (--ping-exit), exiting

TCP/UDP: Closing socket

SIGTERM[soft,ping-exit] received, process exiting

VPN client failed to connect. This may be because of wrong configuration, unsupported parameters or terminated by the server. Please choose another VPN profile or abort the connection.

Here's the config of the openvpn

client
remote 87-1-fr.cg-dialup.net 443
dev tun
proto udp
auth-user-pass

resolv-retry infinite
redirect-gateway def1
persist-key
persist-tun
nobind
cipher AES-256-CBC
ncp-disable
auth SHA256
ping 5
ping-exit 60
ping-timer-rem
explicit-exit-notify 2
script-security 2
remote-cert-tls server
route-delay 5
verb 4

ca ca.crt

cert client.crt

key client.key

How did you get the ovpn file?

Can you follow this guide OpenVPN Client - GL.iNet Router Docs 4