Destructobot 5000 crashes on load

Build: 418100
Summary:
Loading Destructobot5000 crashes the client when trying to play the world.
Impact:
BLOCKING bug makes it unplayable
Repro Steps:
1.Download Destructobot 5000
2.Create World
3. Play it
Observed Results: Crashed
Expected Results: not crashed and working
Screenshots/Videos attached: no