Review of old cards stopped

[hotboi123]

This plugin has been working great so far but yesterday that changed. I haven't created new prompts in a while, but I have a stack of older ones I still want to review:

But when I click review, it loads for a moment and returns this outcome:

I haven't made any changes to the settings, script, etc. The only change I've done is to my roam theme, but the problem persists when I disable it and use the default theme.