Steps to replicate the issue (include links if applicable):

• Upload images to Commons via the Wizard.
• We see a list of our successful uploads.
• Click on one of the links in that list.

What happens?:
We see "Not Found
Key "1c73qnovow5w.tgvwi5.38812.jpg" not found in stash."

What should have happened instead?:

It should act like https://commons.wikimedia.org/w/index.php?title=Special:ListFiles/Jidanni&ilshowall=1 which thankfully is not affected.