If you're experiencing issues with Battlefield 4 on your PlayStation 4, never fear, a patch is near. EA has just pushed an update out for BF4 on the PS4, which should fix those crashing issues.
The PS4 version has had issues from the get-go, but this new patch should hopefully fix things up. The updated BF4 should also include a fix for the issues involving the single-player campaign save file corruption problems, and a connection bug that involved PlayStation Plus. Aren't you glad you own a console? Where you never have issues and problems, like those troublesome PCs?