Apparently when you hold a map in the latest beta, your hand(s) isn't visible, even when the map is in your offhand. This also relates to the fact that your hand movement did not sync with the map in previous versions.
MCPE-64552
Hand(s) invisible while holding a map
Resolved
Duplicate
0
Thank you for your report!
We're actually already tracking this issue at MCPE-63094, so I resolved and linked 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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