pressing comma while editing text brings up the error below

[vs9138620]

We've encountered an unexpected problem. Try refreshing the page or return back to home. UUID: 145acd6e-dba5-4452-893e-397bd1dfeafa

[Ameliawashere]

I have this same exact issue except when I use a period. It's really frustrating, especially since I'm using express for a school project that I'm halfway done with, which is due this coming monday. I've tried looking this up and nothing comes up, please fix this adobe.