[GTALUG] wierd usb problem: refuses to mount rw

[Walter Dnes]

On Thu, Oct 23, 2014 at 08:30:18PM -0400, Matt Price wrote
> In what appears to be a recent and spontaneous change, teh Ubuntu box I use
> to run our PVR has stopped mounting USB keys rw.  THis is on Ubuntu -- when
> Ifirst noticed the problem I was still running 13.10, but am now updated to
> 14.10.
> 
> WHen I plug in a key, it will sometimes (but not always!) appear to mount
> as usul to /media/matt/something , opening up a nautilus window.  but any
> attempt to write to the disk will fail due to lack of write permission.
> 
> Attempts to remount also fail:
> 
> ~$ sudo mount -o rw,remount /media/matt/Linux\ Mint\ 17\ Xfce\ 32-bit/
> mount: cannot remount /dev/sdb1 read-write, is write-protected

[...deletia...]

> this happens with all usb keys, all of which I am able to mount on my
> laptop, which runs arch linux.
> 
> Any htoughts on how to proceed?

  See if the instructions at...
http://askubuntu.com/questions/247475/automounted-usb-devices-are-read-only
fix your problem.

-- 
Walter Dnes <waltdnes at waltdnes.org>