On Wed, 12 Dec 2018 at 09:14, Jerry Geis <jerry.geis at gmail.com> wrote: > > >Do you have any "history" with the adapter you connected them to? If not > consider it as a possibility as well > >(from bad experience of total filesystem/partition corruption on two hard > drives only to discover it was >something on the motherboard). > > Actually yes I used them many times back on C7.5 Both the motherboard and > USB adapter. > Thanks, What kind of solid state 2 TB drive is this and how is it 'powered'? It is looking like the drives aren't getting completely written to before being removed as the ext4 error is a 'oh wait this drive doesn't have everything I expected too late to give up aaaaaaaaaah' type oops. -- Stephen J Smoogen.