I cannot create pdf from Quark using distiller. I get error and log only. This is error:

Error on completion of distiller on Quark ps document.

Distilling: Project1.ps

Start Time: Thursday, April 14, 2016 at 9:03 PM

Source: /Volumes/Photo Backup/Watched/Project1.ps

Destination: /Volumes/Photo Backup/Watched/Project1.pdf

Adobe PDF Settings: /Library/Application Support/Adobe/Adobe PDF/Settings/Standard.joboptions

%%[Error: The PostScript contains Transparency pdfmark, job aborted.]%%

%%[ /AllowTransparency is false in job option settings.]%%

%%[ Error: undefined; OffendingCommand: pdfmark; ErrorInfo: SetTransparency pdfmark ]%%

Stack:

/SetTransparency

true

/TK

/Normal

/BM

1

/CA

1

/ca

-dict-

%%[ Flushing: rest of job (to end-of-file) will be ignored ]%%

%%[ Warning: PostScript error. No PDF file produced. ] %%

Distill Time: 1 seconds (00:00:01)

**** End of Job ****

I do not know what settings need to change.  Any thoughts.  Thanks.

I am using Quark 2015 latest edition, Mac Pro with Yosemite