Has been working with us. I've tested it on a server with several plugins installed and here is a video from running the event on a test server.
It has been working on our end so I would have to suggest some testing on your end, unloading other plugins.
You might also consider a fresh install, but it is odd that the card reader is there, lit, and not responding.
We have been unable to reproduce so at the moment we can't find the cause in your situation.