I have contacted TMD hosting support and they also reproduced the error.
They are providing the following login details:
rotocol SFTP - SSH File Transfer Protocol. On the port, please set <removed> and enter the following information below:
Logon type: Normal
Username: ftp username
Password: ftp password
And we keep receiving the following error:
[10:11:17] FlashFXP 5.4.0 (build 3960)
[10:11:17] Support Forums https://www.flashfxp.com/forum/
[10:11:17] Winsock 2.2 -- OpenSSL 1.1.0e 16 Feb 2017
[10:16:21] [R] Connecting to mexiadesign -> DNS=<removed> IP=<removed> PORT=<removed>
[10:16:21] [R] Connected to mexiadesign
[10:16:21] [R] Host key algorithm ecdsa-sha2-nistp256, size 192 bits.
[10:16:21] [R] Fingerprint (SHA256): Vjlhmk99+CoKnNhZCCarEt0LoiZGDj09mxMudj/ZDtc=
[10:16:21] [R] Key exchange: email@example.com
. Session encryption: firstname.lastname@example.org
, MAC: <implicit>, compression: none.
[10:16:22] [R] Connection failed
And they answered this:
Thank you for your patience.
We have downloaded FlashFXP 5.4.0 (build 3960) and we were unable to connect as well using SFTP connection. We are not able to provide you with any information regarding the error, further investigation must be carried with their support team. We recommend using FileZilla for e.g:
Why is this happening? Can you please fix it?