Printer Problem

[Peter]

On 25/01/17 20:07, Nils Kassube wrote:
> Peter wrote (in two mails):
>> On 24/01/17 17:58, Nils Kassube wrote:
>>> Maybe you should tell us the printer type - is it a combined printer
>>> / scanner? Or do you have a separate scanner, like Peter Silva
>>> presumed? If it is a combined device, it would be a bit strange if
>>> you can see the scanner and not the printer because they would
>>> share the USB ID.
>>> But if the VM isn't running, the USB ID of the printer is
>>> assinged to the host, so the printer should be visible in Ubuntu.
>>> Please check it with the command
>>>
>>> lsusb
>>>
>>> in a terminal, with and without the VM running.
>> I tries lusb with and without the virtual machine running and got
>> exactly the same result in both cases.
> OK, then the printer is not assinged to the VM.
>
>> By the way the scanner is visible to both the ubuntu machine and the
>> virtual machine.
>> Pth printer is a brother hl-w2130 and works perfectly with ubuntu and
>> virtual machines on two other lenovo laptops.
> There seems to be no HL-W2130, only a HL-2130 which is only a printer,
> so everything about the scanner would be unrelated.
>
>> Is it worth recreating Uubuntu  then adding in the virtual machine
>> aqfer checking the prointer and scanners work in Ubuntu.  The cups
>> program on the problem machine does not detect any printers including
>> a networked samsung CLP-320N. All the other laptops can find and
>> install this printer.
>> It is only the cups program that is unable to printers, either usb or
>> network. I don't have a wifi printer so I can't check whether the cups
>> program would be able to pick it up.
> Of course reinstalling would be an option - don't forget to backup your
> valuable data if you decide to go that path. But probably it is only a
> problem with a missing package or a bad configuration, especially if you
> can't find ANY printer. Which Ubuntu version are you running and is it
> the same on all the machines?
>
>> So my question is simple: Is there any other progrqm apart from cups
>> which can be used to run printers in Ubuntu?
> I'm not sure if there is another program apart from CUPS. But maybe the
> automatic printer detection fails for some reason, so you could try to
> start the CUPS user interface at <http://localhost:631/admin>.  There
> you could install a new printer and you should be able to find your
> network printer (samsung CLP-320N). It will ask for username and
> password - use the credentials which you use to login to the machine.
>
> See also <https://help.ubuntu.com/community/Printers> and
> <https://help.ubuntu.com/community/PrintingCupsWebInterface>.
>
>
> Nils
>
>

I am running ubuntu 16.04 on all my laptops. So far as I know the 
installations should be identical as I started them all fro the DVD.

They all have the same software installed  - libre office , virtual 
machine running Windows XP, firefox, thunderbird etc.


Regards

Peter Goggin