Cannot mount USB Mass Storage Device in Canon Compact Camera and USB External Harddisks in Ubuntu 14.04 LTS

[Colin Law]

On 16 September 2014 20:30, Teo En Ming
<singapore.mr.teo.en.ming at gmail.com> wrote:
> Hi,
>
> Recently I helped my friend assemble his desktop computer. His motherboard
> is the Asus H97 Pro. I installed Ubuntu 14.04 LTS on his desktop computer.
>
> Then I tried to plug in his Canon compact camera using a USB cable.
> Executing "dmesg" shows that the Canon compact camera was detected. But
> Ubuntu is unable to mount the USB mass storage device in the Canon compact
> camera.
>
> Subsequently, I tried to plug in his USB external harddisk. Executing
> "dmesg" again shows that the USB external harddisk was detected, but Ubuntu
> cannot mount the USB mass storage device.
>
> Is this a Ubuntu 14.04 LTS bug? Because my friend told me he can mount the
> Canon compact camera and USB external harddisk in Ubuntu 12.04 LTS.

Post what you see in dmesg for the two devices.

Colin