First, i just purchased the Creeper Shirt, and then exited the game. After that, my Minecraft logged out, then i tried to Login again into my Microsoft Account, But when i Opened the Marketplace, it just closed my game, then reopened my game, reopened Marketplace, and the same.
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Thank you for your report!
We're actually already tracking this issue at MCPE-68973, 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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