SSL Error: TLSV1_ALERT_PROTOCOL_VERSION

Certificate:
    Data:
        Version: 3 (0x2)
        Serial Number:
            03:e0:e6:38:20:eb:9f:32:c1:ae:e6:fc:e5:69:53:eb:de:86
        Signature Algorithm: ecdsa-with-SHA384
        Issuer: C=US, O=Let's Encrypt, CN=E1
        Validity
            Not Before: Mar 17 16:04:54 2024 GMT
            Not After : Jun 15 16:04:53 2024 GMT
        Subject: CN=www.britishpatientcapital.co.uk
        Subject Public Key Info:
            Public Key Algorithm: id-ecPublicKey
                Public-Key: (256 bit)
                pub:
                    04:12:b0:18:80:38:c3:c4:ec:ff:53:be:86:78:f7:
                    26:2d:f4:d6:f1:7a:1b:2b:c5:18:72:bf:bf:cf:a3:
                    ef:30:03:0f:35:81:e4:ee:79:b5:60:99:58:82:45:
                    35:eb:c5:bd:81:64:b4:54:a8:77:31:a5:68:fe:4f:
                    81:04:33:1b:0f
                ASN1 OID: prime256v1
                NIST CURVE: P-256
        X509v3 extensions:
            X509v3 Key Usage: critical
                Digital Signature
            X509v3 Extended Key Usage: 
                TLS Web Server Authentication, TLS Web Client Authentication
            X509v3 Basic Constraints: critical
                CA:FALSE
            X509v3 Subject Key Identifier: 
                A7:EC:BA:52:4C:7B:1A:42:FC:61:0B:57:B7:99:F5:8D:F9:AF:0F:6B
            X509v3 Authority Key Identifier: 
                5A:F3:ED:2B:FC:36:C2:37:79:B9:52:30:EA:54:6F:CF:55:CB:2E:AC
            Authority Information Access: 
                OCSP - URI:http://e1.o.lencr.org
                CA Issuers - URI:http://e1.i.lencr.org/
            X509v3 Subject Alternative Name: 
                DNS:www.britishpatientcapital.co.uk
            X509v3 Certificate Policies: 
                Policy: 2.23.140.1.2.1
            CT Precertificate SCTs: 
                Signed Certificate Timestamp:
                    Version   : v1 (0x0)
                    Log ID    : 48:B0:E3:6B:DA:A6:47:34:0F:E5:6A:02:FA:9D:30:EB:
                                1C:52:01:CB:56:DD:2C:81:D9:BB:BF:AB:39:D8:84:73
                    Timestamp : Mar 17 17:04:54.880 2024 GMT
                    Extensions: none
                    Signature : ecdsa-with-SHA256
                                30:45:02:21:00:B3:40:0A:5B:22:89:B9:A6:95:15:02:
                                A9:C9:29:3B:A1:C1:EC:7E:6F:C8:7F:A8:BC:C1:E7:3F:
                                28:29:17:34:7F:02:20:75:7B:E2:61:3D:9F:92:DD:F6:
                                3A:53:32:1F:27:41:54:BB:FB:F4:44:83:B9:F3:69:13:
                                14:FA:C2:58:17:34:04
                Signed Certificate Timestamp:
                    Version   : v1 (0x0)
                    Log ID    : 3B:53:77:75:3E:2D:B9:80:4E:8B:30:5B:06:FE:40:3B:
                                67:D8:4F:C3:F4:C7:BD:00:0D:2D:72:6F:E1:FA:D4:17
                    Timestamp : Mar 17 17:04:54.888 2024 GMT
                    Extensions: none
                    Signature : ecdsa-with-SHA256
                                30:45:02:20:7F:8E:8E:38:86:C3:A4:48:B5:CE:00:53:
                                61:48:67:05:B2:FC:25:8A:FE:26:D7:A1:AB:DC:52:0C:
                                FC:67:A2:1E:02:21:00:F9:F2:A3:F3:50:4B:54:49:CC:
                                80:EC:EC:14:7E:69:61:B8:B5:FD:60:CF:30:39:A7:43:
                                15:73:9B:7E:C0:F5:FA
    Signature Algorithm: ecdsa-with-SHA384
    Signature Value:
        30:64:02:30:41:19:24:d5:a7:27:e5:2e:9c:08:95:a1:8b:25:
        98:d8:a4:34:2c:32:1a:10:cc:3c:9a:21:bf:e5:71:17:c3:f5:
        f2:ca:77:aa:08:ee:64:fa:99:2a:00:d8:a1:bf:c0:2f:02:30:
        46:a0:79:51:e4:73:15:05:df:4f:9e:1b:8d:8d:77:5e:7b:e4:
        5d:cc:15:6f:b1:32:22:8b:db:43:4e:37:cd:be:f0:2d:00:75:
        0a:1b:ab:ea:50:f6:4b:8d:14:e5:91:24