Nissan key recognition problem 2

https://extra-wiki.win/index.php/What_to_Do_When_You_See_a_Nissan_Key_Not_Recognized_Warning

I've been having this recurring issue with my Nissan where it sometimes doesn't recognize the key fob. It's not the battery—I replaced that. The car just won't detect it, leaving me standing in the parking lot pressing the unlock button like an idiot. Annoying when you're in a hurry.