VPN connection faild by 80%

Hey =)    Unfortunately, I have problem with my VPN configuration.  Error Forticlient stopt by 80% I have already implemented all the suggested solutions including Internet Explorer Settings or configuration enabled TLSv1.1 etc. it says in the log "diag debug app fnbamd -1". invalid auth params for user 'vpn_test'. The user "vpn_test" is a local user and I didn't add any SSO or PKI or Domain My Forti is a FGT60D v6.0.13 build0443 (GA) FortiClient is 6.2.0 Who can help me please, I am at the end of my knowledge