I have this world with 11 texture packs and 10 addons. When i made the world i forgot to turn experimental mode. When i realised i tried to copy it with experimental mode on but it loads 40% then i get a popup that it failed to copy.
the world is 25.1 MB.
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Thank you for your report!
We're actually already tracking this issue at MCPE-32709, so I will resolve and link this ticket as a duplicate.
If you would like to add a vote and any extra information to the main ticket it would be appreciated.
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