Sever to Server Transfer

Trying to transfer a file from server to server fails with the following log:

[21:14:59] Resolving path "/var/www/html/live/include/logs/homepage".
[21:14:59] Path successfully resolved.
[21:14:59] Getting attributes of "/var/www/html/live/include/logs/homepage/cloud_image_.log".
[21:14:59] Attributes successfully obtained.
[21:14:59] Resolving path "/var/www/html/live/include/logs/homepage".
[21:14:59] Path successfully resolved.
[21:14:59] Getting attributes of "/var/www/html/live/include/logs/homepage/cloud_image_.log".
[21:15:00] Attributes successfully obtained.
[21:15:00] Setting attributes of "/var/www/html/live/include/logs/homepage/cloud_image_.log".
[21:15:00] Attributes successfully set.
[21:15:00] Transfer failed.

and

[21:15:54] Resolving path "/var/www/html/live/include/logs/homepage".
[21:15:54] Path successfully resolved.
[21:15:54] Getting attributes of "/var/www/html/live/include/logs/homepage/cloud_image_0.log".
[21:15:54] Attributes successfully obtained.
[21:15:54] Resolving path "/var/www/html/live/include/logs/homepage".
[21:15:54] Path successfully resolved.
[21:15:54] Getting attributes of "/var/www/html/live/include/logs/homepage/cloud_image_0.log".
[21:15:54] 2 No such file
[21:15:54] Setting attributes of "/var/www/html/live/include/logs/homepage/cloud_image_0.log".
[21:15:54] Attributes successfully set.
[21:15:54] Transfer failed.

The username and password are the same on both servers. Is there any other reason why the transfer would fail?

Server to server transfers do not work with SFTP.

Regards,
Mat