SolusVM AutoFTP Backup does not work even though it is possible to connect to FTP server manually from the affected node:
CONFIG_TEXT: Connecting <FTP server> to failed
FTP password contains
SolusVM bug with ID SVM-3019 which is planned to be fixed in future product updates.
Change password for FTP user on FTP server.
Login to SolusVM Administrator interface.
Update FTP password in Nodes > affected Node > AutoFTP Backup > Password.