Error 0500-400B

[JonRaymond]

Seems very similar to this issue.

Can no longer print from Printing History

Hi there, As I run a small online print business in my spare time part of my workflow is just printing the same dozen or so prints over and over and I have always done so from the printing history of the Babu Handy app. However a couple of days ago it just stopped working. I have 2 P1S printers each with an AMS and it stopped working with both at the same time. It goes through the motions of sending the jobs and starts to download them but then says “There was a problem downloading a file. Ple…