[cups.general] /usr/libexec/cups/backend/usb failed

Michael Sweet msweet at apple.com
Sun Sep 9 09:28:24 PDT 2012


Grant,

On 2012-09-09, at 5:05 AM, Grant <emailgrant at gmail.com> wrote:
> ...
> files fine, but there is a 10-second delay between ZPL labels with a
> Zebra LP2844-Z when there was no delay with the client and server on
> cups-1.5.2.  The ZPL label is printed like this:
> 
> system(qq{/bin/echo "^XA
> ^MNN
> ^LL235
> ^FO290,60^A0N,125,70^FD$sku^FS
> ^XZ" | /usr/bin/lpr -l -P Zebra_LP_2844-Z_4x1});
> 
> There is nothing in the cups error_log.  Can I debug this?


How is the Zebra printer configured? (raw, ZPL label printer driver from CUPS, ???)

Running "cupsctl --debug-logging" will tell you more about what is happening...

__________________________________________________
Michael Sweet, Senior Printing System Engineer, PWG Chair





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