This has happened to me many times along with Kobayashi cutting into my cpu and stopping the game. Unfortunately the only solution I could find was to keep retrying and saving frequently before parts that black out.
Fixer: "There's the core ship, sir."
Scorch: "Are you sure, 40? I mean, maybe there's another one around the corner."
―Delta Squad on Geonosis
"Late...way late. Like if Late was throwing a party and everyone expected him to be the last one to show up, you'd be there after him"
―auronp264 on SWTOR's Preorder Early Access Release Date