The bug only happens on one save game. The save is 233mb in size and when I save and exit it shows a picture of my last location on the save icon but when launch it I am reverted to one previous instance earlier in my game.
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Thank you for your report!
However, this issue is a Duplicate of MCPE-30862.
If you have additional information, please add it to that report.
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Same problem as in MCPE-30862