The marketplace still works(e.g. unlocking creeper hoodie),The skin edit option are working now.The "Marketplace" button crashes the game.Here's three steps I made:
1.Open the skin editor
2.Download creeper hoodie(And works)
3.Click "Marketplace"
And the game crashed
Linked issues
duplicates
Comments

Thank you for your report!
We're actually already tracking this issue at MCPE-68973, so we will resolve and link this ticket as a duplicate.
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Same here