[ubuntu-uk] External drive is stuck at read-only.

[Daniel Davies]

Andrew Jenkins wrote:
> <div class="moz-text-flowed" style="font-family: -moz-fixed">I've 
> recently been playing with a NAS drive. To set
> it up I had it connected as an external USB drive.
> All was going well, fdisk, mkfs, etc. and I moved a
> couple of Gb of files to it.
>
> After I disconnected it and plugged it back into my
> machine it suddenly decided to be a read-only file
> system.  I remember a pen-drive of mine doing the
> same thing and I ended up having to redo the mkfs to
> cure it.  This isn't a problem with a 512Mb pen
> drive but with a 500Gb drive with over 100Gb of files
> already on there it's not really an option.
>
> Any other answers?  I'm using Ubuntu 7.10 (Gnome).
>
> Andy Jenkins.
>
>
> </div>
This could be to do with unmounting. Did you unmount the drives properly 
before disconnecting them?
Right click; Unmount device or Eject.
Daniel Davies