Originally Posted by Nitnoid
Having said that, I may have found a solution. I have not been playing online but decided to make sure I had the most up to date version in everything. I went online and had to download the Beach Bum Pack and the Capture pack. I then tooled around a bit online and went back to my game. It started saving and loading properly after that. I can even load up a previous save from weeks ago. I'm heading over to R* support site and complete my ticket on the problem.
Thanks a bunch for posting this. My screen was locking up every time, but after doing this it's been working perfectly. I did not play online, just downloaded the two updates.