Subscription Error

Since upgrading Ghost to version 4.37.0 users can no longer subscribe to my blogs. Any new user gets a “Please enter a valid email address” message. Email is still sent via Mailgun however.

[2022-03-25 15:49:31] ERROR Failed to send email. Reason: 22657567659904:error:1408F10B:SSL routines:ssl3_get_record:wrong version number:../deps/openssl/openssl/ssl/record/ssl3_record.c:332:
.

Failed to send email. Reason: 22657567659904:error:1408F10B:SSL routines:ssl3_get_record:wrong version number:../deps/openssl/openssl/ssl/record/ssl3_record.c:332:
.

"Please see https://ghost.org/docs/config/#mail for instructions on configuring email."

Error ID:
    2941e490-ac53-11ec-be30-cbd0bb52c79b

Error Code: 
    ESOCKET

----------------------------------------

Error: 22657567659904:error:1408F10B:SSL routines:ssl3_get_record:wrong version number:../deps/openssl/openssl/ssl/record/ssl3_record.c:332:
.


[2022-03-25 15:49:31] INFO "POST /members/api/send-magic-link/" 500 137ms