Managed backup not working

Managed Backup not working, getting "Other kind of backup" error

Snapshot logs:

[snapshot][2017-04-23 07:21:15][Error] Error processing manual backup: unknown:unknown
[snapshot][2017-04-23 07:46:18][Warning] There was an error processing the files
[snapshot][2017-04-23 07:46:24][Error] Error processing manual backup: unknown:unknown
[Remote][2017-04-23 08:37:18][Info] Use non-expired local token
[Remote][2017-04-23 08:37:18][Info] Successful remote response for register-settings
[snapshot][2017-04-23 08:37:28][Info] Starting backup
[snapshot][2017-04-23 08:37:29][Info] Created the backup and added the queues
[Queue][2017-04-23 08:37:32][Notice] Fetching [250] files as chunk 1
[snapshot][2017-04-23 08:37:33][Info] Successfully processed backup files chunk
[Queue][2017-04-23 08:37:36][Notice] Fetching [250] files as chunk 2
[snapshot][2017-04-23 08:37:37][Info] Successfully processed backup files chunk

Debug log, attached below in the Notes section of chat, FTP/WP Admin login has been provided.