Even if a zombie is names with a name tag or holding an item, they will despawn if you unload the chunk they are in.
MC-174905
Zombies despawn in Mushroom Islands
Resolved
Duplicate
0
Thank you for your report!
We're actually already tracking this issue in MC-27535, so I've 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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