Extreme Lag when placing wallpaper on walls
This bug was fixed in Patch 1.44.88.
Lags and Freezes – Patch 1.24.102
This specific issue was fixed in Patch 1.24.112
The game is freezing frequently. While the Sim is frozen, time goes on until it unfreezes and then resets itself to before the freezing occurred. It's most visible if you speed up your time.