I'd play my household for a bit, then the sims would be stuck sleeping or doing something. The clock also freezes at a certain time when trying to speedup through the night. I can't save or do anythi...
Ideas
Could you please also post your specs ?
Does your game run DX9 or DX11 ? You can find that next to the version number on the main menu.
Please also open the file called config.log (in your documents folder) and check if this part
=== Graphics device info ===
has your Nvidia card or your Intel chip listed.