When trying to download the back-up by clicking on the "Download"-button (I know you recommend using FTP) nothing happens. This appeared after the upgrade to 2.1.0.b1, no problem with previous versions.
|WordPress version (in x.y.z format)||4.7.3|
|PHP version (in x.y.z format)||7.0.16|
|Akeeba Backup version (x.y.z format)||2.1.0.b1|