Safepoints on external My Passport Ultra connected to My Book Live Duo

Hello, check if you have the latest My Book Live Duo firmware update and also try running a DLG test to the Passport, this will rule out any possible hardware damage.

How to test a drive for problems using Data Lifeguard Diagnostics for Windows

Product update for My Book Live Duo

http://www.wd.com/wdproducts/updates/?family=wdfmb_liveduo