Authenticate/Decrypt packet error: packet HMAC authentication failed

[auroracomputers]

hello i've this error in my log of ovpn:
openvpn[461]: www.xxx.yyy.zzz:7573 Authenticate/Decrypt packet error: packet HMAC authentication failed
openvpn[461]: www.xxx.yyy.zzz:7573 TLS Error: incoming packet authentication failed from www.xxx.yyy.zzz:7573
openvpn[461]: www.xxx.yyy.zzz:7573 Fatal TLS error (check_tls_errors_co), restarting

www.xxx.yyy.zzz is the remote client, I have another remote client that is connected and with no problems, anyone have some suggestions? thank you very much