Epson P700 (EU) and Piezo DN

[lithprinter]

I think I have solved it. It is a permissions issue in MacOS. See this old post:

PiezoDn producing positives

I’m getting an unexpected result from printing a PiezoDn negative for linearizing a new printer. I’m getting a positive on the film when printing a target with the 2nd iteration .quad. I first printed a 129 step target negative last week with a .quad that was linearized for my old printer. The negative came out as expected (as a negative). I printed the negative in the lab and read the resulting positive with my i1. I put the measurements into the Pro tool and saw (in the Home tab) that the tar…

I changed the permissions to read and write for everyone in the library and curves folders and now it is printing a negative.

Regards,
Mark