1.16.5 is a minor update to Java Edition released on January 15, 2021,[1] which fixes issues related to server crashes. Servers running this version are compatible with 1.16.4 clients.


3 issues fixed
From 1.16.5
  • MC-203337 – java.lang.IllegalStateException: POI data mismatch: already registered.
  • Fixed two major stability issues.


Video by slicedlime:


  • This is the first time a Java Edition major update has had a fifth minor release since 1.8.5.
  • This is also the first minor version since 1.8.9 to be released during the snapshot process of the next major update, in this case 1.17.
  • This was the first full version released in 2021.


  1. "Minecraft Java 1.16.5 Released" – Minecraft.net, January 15, 2021
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