i found out that the backup file which generate from DA is follow by the username.
I suggest that to add on date at the backup files in stead of every times the backup file with the same name and replace every times.
eg: backup-6.15.2008_05-06-13_miunplug.tar.gz
this is the idea from cPanel
I suggest that to add on date at the backup files in stead of every times the backup file with the same name and replace every times.
eg: backup-6.15.2008_05-06-13_miunplug.tar.gz
this is the idea from cPanel