Simburbia is unplayable

Partner Rank:
1

Partner Team Reporting:
Jigarbov Productions

Verification builds:
1.20.50.20_RC0

Summary:
Simburbia is unplayable.

Expected Results:
The game should start when button pressed. Coins should appear on the ground when the coins clicked.

Regression Build:
1.20.40.24_RC0

Screenshots / Videos Attached:

Fail to launch: https://youtu.be/yt_4I4PV2wY
The coin disappears but the item does not spawn: https://youtu.be/JOvv1uN65Yk 

Notes:
This content error log appears, it is likely that some items and entities are failing and as a result all the functions are failing. (txt file attached)
When you click a coin to pick it up you get an assert:

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Assert Failure - ctrl+C to copy this message to the clipboard!
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Assertion failed: This block id is not in MCPE
Condition is false: false
Function: ItemActor::_validateItem in D:\a_work\1\s\handheld\src\common\world\actor\item\ItemActor.cpp @ 336

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Abort   Retry   Ignore   
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