Epson 9600, Odd Problem with Photoshop

Hello, and thank you for the time.

I am running an old Epson 9600 Stylus Pro, mainly printing on 13x19 sheet paper from photoshop and experiencing no issues.

Then the weird part.

I load a 44 in x 50 ft roll of Canson Baryta paper, run a nozzle check and every thing looked good from my test print. I go to print a 30x36inch image from photoshop, the print head moves left to right, but no ink is laid down.

I try to print this same image from Mac Preview, and it prints just fine but I am not...

Epson 9600, Odd Problem with Photoshop