Re: Blue line through words
@TeachMuggles99 I'd guess the issue is a mod that affects the user interface, e.g. UI Cheats. If you don't have any UI mods, you can use the 50/50 method to test the ones you do have.
https://modthesims.info/wiki.php?title=Game_Help:Finding_Problem_Custom_Content#The_50.25_Method
Delete localthumbcache.package each time you remove a mod as well.