[Blocking] Ghast fireballs crash the game

Verification builds: 1.2.11 (686814)

Summary: When a Ghast tries to hurl a fireball at the player, the game crashes. Tested with no resource/behavior packs applied.

Impact: Game crashes

Repro Steps:

1. Spawn a Ghast
2. Wait for it to shoot a fireball
3. Crash

Observed Results: The game crashes.

Expected Results: The game should not crash.

Screenshots/Videos attached: No