[cups] Trying to work around Canon MF743cdw driver bugs on MacOS Catalina

[andrew cook]

I got rid of my Canon printer, I swapped to hp. If you follow Caroline dunns video on YouTube, it works fine

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________________________________
From: Helge Blischke <helgeblischke at web.de>
Sent: Friday, May 15, 2020 11:36:37 PM
To: The CUPS user discussion list. <cups at cups.org>
Subject: Re: [cups] Trying to work around Canon MF743cdw driver bugs on MacOS Catalina



> Am 15.05.2020 um 23:55 schrieb Brian Demsky <bdemsky at gmail.com>:
>
> Different issue.   Below is all the output (on both stdout and stderr).  If I look at the cups logging during normal printing of the same file, it passes a ton of options into the capdftopdl and has a much longer environmental variable setup.
>
> cupsfilter -P /etc/cups/ppd/Canon_MF741C_743C__cb_df_25___25___cb_df_25___2___cb_df_25___2_.ppd -m printer/foo -e oopsla2019-lapor.pdf &> log
>
> Brian
>
> cupsfilter: File <E2><80><9C>/Library/Printers/Canon/CUPS_Printer/Bins/capdftopdl<E2><80><9D> permissions OK
> (040755/uid=0/gid=80).
> cupsfilter: File <E2><80><9C>/Library/Printers/Canon/CUPS_Printer/Bins/commandfilefilter<E2><80><9D> permissi
> ons OK (040755/uid=0/gid=80).
> DEBUG: argv[0]="cupsfilter"
> DEBUG: argv[1]="1"
> DEBUG: argv[2]="root"
> DEBUG: argv[3]="oopsla2019-lapor.pdf"
> DEBUG: argv[4]="1"
> DEBUG: argv[5]=""
> DEBUG: argv[6]="oopsla2019-lapor.pdf"
> DEBUG: envp[0]="<CFProcessPath>"
> DEBUG: envp[1]="CONTENT_TYPE=application/pdf"
> DEBUG: envp[2]="CUPS_DATADIR=/usr/share/cups"
> DEBUG: envp[3]="CUPS_FONTPATH=/usr/share/cups/fonts"
> DEBUG: envp[4]="CUPS_SERVERBIN=/usr/libexec/cups"
> DEBUG: envp[5]="CUPS_SERVERROOT=/private/etc/cups"
> DEBUG: envp[6]="LANG=en_US.UTF8"
> DEBUG: envp[7]="PATH=/usr/libexec/cups/filter:/usr/bin:/usr/sbin:/bin:/usr/bin"
> DEBUG: envp[8]="PPD=/etc/cups/ppd/Canon_MF741C_743C__cb_df_25___25___cb_df_25___2___cb_df_25___2_.ppd"
> DEBUG: envp[9]="PRINTER_INFO=cupsfilter"
> DEBUG: envp[10]="PRINTER_LOCATION=Unknown"
> DEBUG: envp[11]="PRINTER=cupsfilter"
> DEBUG: envp[12]="RIP_MAX_CACHE=128m"
> DEBUG: envp[13]="USER=root"
> DEBUG: envp[14]="CHARSET=utf-8"
> INFO: /Library/Printers/Canon/CUPS_Printer/Bins/capdftopdl (PID 6463) started.
> DEBUG: capdftopdl start.
> ERROR: /Library/Printers/Canon/CUPS_Printer/Bins/capdftopdl (PID 6463) stopped with status 1
>
That’s strange. What about the file "log“? Is it empty?
Anyway, I think I need to install the Canon driver package and really set up a fake printer to analyse the final output.
Please send mt the input PDF so that we both deal with the same issue.

Helge

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