[ARCHIVED] Sims/Pets age up multiple times in a row

Product: The Sims 4
Platform:PC
Which language are you playing the game in? English
How often does the bug occur? Every time (100%)
What is your current game version number? 1.108.335.1020 DX9
What expansions, game packs, and stuff packs do you have installed? Cottage Living, Snowy Escape, Eco Lifestyle, Discover University, Island Living, Seasons, Cats and Dogs, City Living, Werewolves, Dream Home Decorator, Parenthood, Vampires, Outdoor Retreat, Tiny Living, My First Pet, Backyard
Steps: How can we find the bug ourselves? Naturally age up a sim (not using a cake)
What happens when the bug occurs? When Sims age up, they age up multiple times resulting in the Sim skipping a life stage or three. (Ex. My infant became a young adult in one birthday)
What do you expect to see? When the Sim has reached the end of their life stage, they naturally age up on their own to the next stage have a sad moodlet from a missed birthday.
Have you installed any customization with the game, e.g. Custom Content or Mods? Never used.
Did this issue appear after a specific patch or change you made to your system? Neutral/Not Sure 

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Recently, this bug has been happening every time my sims age up. It started after the most recent update. This Sims will perform the age up action multiple times in succession. I am playing with Normal lifespan.