Hi @ninawh94,
You need to modify the “Rename files” node if you want use it for a list of pdf files.
I revised also the “Print PDF” node to work with a list of pdf names and various sizes of paper.
So I no longer need the “Rename files” node.
You can find it in the “GeniusLoci” package.
https://forum.dynamobim.com/t/dynamo-exporting-pdf-by-adobe-pdf/18706/7