Unsupported format 'application/vnd.cups-banner'!

[Silas Silva]

> What you'll need to do is set the LogLevel to debug2 with:
>
> 	cupsctl LogLevel=debug2
>
> and then run:
>
> 	grep add_printer_filter /var/log/cups/error_log
>
> I'm guessing that the drivers you are using are specifying filters that do not exist...

grep found nothing. Anyway, the entire log file (I reset it before setting LogLevel=debug2) is here: http://www.silas.net.br/spare/error_log

Are the drivers the PPD files?

Thanks.