[cups.general] Changes to filters in 1.4

[Michael Sweet]

This is an Ubuntu issue, not CUPS...

On Jul 26, 2010, at 6:48 PM, Matt LaPlante wrote:

> I'm attempting to upgrade an existing server from 1.3 to 1.4 (Ubuntu
> versions).
> 
> The problem I've run into is that printing to any of the existing
> printers results in cups throwing an error that the type is unknown
> (postscript or raw).  This used to just work, and the
> mime.types/mime.convs do have application/vnd.cups-raw etc
> uncommented.
> 
> I re-created one of the existing printer configs using the UI, and I
> noticed that now it's inserting Filter directives in printers.conf
> where there were not previously any.  This indeed seems to fix the
> problem of unknown types.  But why is it necessary, and where is it
> documented that this changed?  The release notes don't mention it (at
> least in a way that's apparent to me).  Why isn't having these types
> in mime.* enough anymore?
> 
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________________________________________________________________________
Michael Sweet, Senior Printing System Engineer, PWG Chair