FTPEx: Unexpected reply codeSecurity mechanism not supported

Hi Experts,

Hope all are doing well. My scenario is File - To- FTP (without ESR). In receiver side we are using the PGP Encryption and I have tested locally PGP encryption is working fine. We have installed the all 3 client certificates. But I'm getting the below errors.

1: FTPS (FTP using SSL/TLS) For Control and Data Connection:-

2: FTPS (FTP using SSL/TLS) For Control Connection:-

can any one help me out.

Regards,

Prabhakar.A