[MCM-987] Nintendo Switch, world freezes after creating Sky Upgrade Mash-up

Partner Rank:

Partner Team Reporting:

Mythicus

Verification builds and Platforms:

None listed by partner, assuming R14

Summary:The content can't be loaded on Nintendo switch devices, while loading the content the world freezes while creating the world or joining the world.
Title freezes and crashes after creating "Sky Upgrade Mash-up" on Nintendo Switch.

Impact:
The content can't be played on Nintendo Switch devices therefore is failing certification and can't be released.
Repro Steps:

1. Create "Sky Upgrade Mash-up" world on Nintendo Switch.
2.Join the game

Observed Results:
Title crashes either while loading into the world after creating it or when the world is being generated by the device. Both instances freezes and crashes the device.

Expected Results:
The player is able to play after creating world on every platform.

Screenshots/Videos attached: Yes/No
Yes, see below.

Regression Builds:
none found

Notes #1
This video was a test by QA -The map doesn't work on this test.
https://www.youtube.com/watch?v=Qk27Dwcxe08&feature=youtu.be

Notes #2
We added a changelog provided by Chris Sky_freeze_switch.txt

Notes #3
This video is Mythicus testing the map - The map workes on this test.
https://www.youtube.com/watch?v=LxpFwFuSWIg&feature=youtu.be