Game crashes

Sims 4 ,since the 24th July,  after update and downloading Lovestruck my game crashes and will not reload,  keep getting the game failed to load  error code 123:ca87cde3:9334dda9 . It is recommended that you relaunch the game , ive done that several times ,restarted the computer, I've cleared the cash, no mods, will have to come out of the game ,turn off the computer and wait before I restart,  I'm currently playing Discover University . Can anyone please help .