[cups] iOS will No longer print "...do not have permissions..."

[Ulisses Datasystem]

My Python application, prints to a thermal printer.
I managed to get around this by setting the root password, in RaspbarryPi

sudo -i
Enter password user
sudo passwd
Create password root
Exit

Hope this helps

Ulisses de Aguiar Viana
Datasystem | Gerente Técnico
(11) 96486-2689

Em qui, 24 de fev de 2022 06:58, Mark Dm <markosjal at gmail.com> escreveu:

> I have been running CUPS on Raspberry Pi for some time . I have used it for
> Windows machines , Android, and iOS devices when they come to visit or when
> I need to use it that way. I never had a problem, it always "just worked".
>
> I took the old Dell 1355 MFP off line  for a month or so. Then I re-
> installed it where It was but this time using wired network connection
> (which I have used before with the same configuration). I am certain that
> iOS  (iPad) updated during this time as well as some probable updates to
> the Pi's Raspbian OS.
>
> I have re-installed the printer several times now and get the same annoying
> message on iOS devices about not having permissions.
>
> I can print from Android 10 using default print service  or Mopria for
> Android
>
> Cups Version 2.2.1
>
> Full Message on pop-up window on iPad:
> "DELL Dell 1355CN Color MFP @raspberrrypi
> You do not have permission to use this printer"
>
> This is an old version of Raspbian
> Distributor ID: Raspbian
> Description:    Raspbian GNU/Linux 9.13 (stretch)
> Release:        9.13
> Codename:       stretchDistributor ID: Raspbian
> Description:    Raspbian GNU/Linux 9.13 (stretch)
> Release:        9.13
> Codename:       stretch
>
> Thanks for any help in advance
>
> Mark
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