After creating a map,no matter what name it is,put it into a chest or shulker box and then rejoin the game ,open the chest and see the name of the map is always "unknown map" until it is put into the inventory.
MCPE-134498
Map name problem
Resolved
Duplicate
0
SK-1
(Unassigned)
Unconfirmed
Windows
1.17.2 Hotfix
Retrieved
Thank you for your report!
We're tracking this issue in MCPE-37740, so this ticket is being resolved and linked as a duplicate.
If you would like to add a vote and any extra information to the main ticket it would be appreciated.
If you haven't already, you might like to make use of the search feature to see if the issue has already been mentioned.
Quick Links:
📓 Bug Tracker Guidelines – 💬 Community Support – 📧 Mojang Support
📓 Project Summary – ✍️ Feedback and Suggestions – 📖 Game Wiki