Safepoint failure since FW upgrade

Hi, I was having the very same problem until I reverted back to V3 firmware, now everything is fine and working as it should do,

Take a look at this, this worked just fine for me

http://community.wd.com/t5/WD-My-Cloud/Easy-method-to-downgrade-to-previous-version-of-the-firmware/m-p/773073