End Whell, (Return Portal), Duplication and not present end cystalls

After creating an end crystall - command block powered player launcher, that launches players to a certain height, where there is an command created end portal, with an hole in the middle, and a mechanism to push players into the portal, afterwards, when i loaded the end, for the first time, the whell in the middle of the island, was dublicated. In addition, all the cystalls were not existant.

World State:

Generated in Minecraft Bedrock Edition 1.19.0

Seed:  -7960889255886692498

Gamemode: Creative

Difficulty: Easy

Addons:

• None                                   

Images:

Attached!

World file:

link: https://drive.google.com/file/d/10sxpanxfiurvDqVjyON4cMrhGxis4PMI/view?usp=sharing

Note: You cannot copy or publish any of the buildings/mechanisms, without my permission, and bubplishing them, as yours. Also, this world is only for de-bugging purporses. 

Coordinates of mechanism:

(Overworld) 145, 81, -809

Structure file of the mechanism:

https://drive.google.com/file/d/181udPAqFgOyOoCOOj_uUfp4rV8SZ2h_r/view?usp=sharing

 

Note: You cannot copy or publish any of the buildings/mechanisms, without my permission, and bubplishing them, as yours. Also, this world is only for de-bugging purporses.