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Java Edition 17w17b

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This page covers a development version that has a major issue under certain conditions.
 
The dedicated server for this version has a security vulnerability in the Log4j library that could be used to perform a remote code execution exploit. It can be addressed by appending a certain JVM argument to the server startup command line.[1]
Minecraft 17w17b
Edition Java Edition
Release date April 27, 2017
Type Snapshot
Snapshot for 1.12
Downloads Client (.json)
Server
Protocol version 325
Data version 1129
Resource pack format 3
Minimum Java version Java SE 8
β—„β—„  1.11.2 1.12 1.12.1 β–Ίβ–Ί

β—„  17w17a

17w17b

17w18a β–Ί

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17w17b is the ninth snapshot for Java Edition 1.12, released on April 27, 2017.[2]

Additions

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General

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NBT format

  • [Long] LoveCauseLeast, [Long] LoveCauseMost for breedable entities.
    • Together these record the UUID of the entity that caused a given animal to breed.

Advancements

  • Added a new number display to track progress while completing certain advancements (as of this version, only Monsters Hunted and Adventuring Time).
  • Added the changed_dimension trigger.
    • Takes two optional conditions: to and from, both being strings that accept "overworld", "the_nether", or "the_end".
    • Without the conditions, you can check if the player travels to any dimension from any dimension.
  • The "location" shared object has a new dimension string (same values as above).

Changes

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Illusioners

  • The regional difficulty requirement for them to cast their Blindness spell is decreased from 3 to 2.

General

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Advancements

  • The default advancements now all receive their titles and descriptions from the localization files.
  • "We Need to Go Deeper", "The End?", "Nether" and "The End" advancements use the new changed_dimension trigger.

Fixes

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15 issues fixed

From released versions before 1.12

  • MC-108175 – Villagers sent through an end gateway portal in a minecart lose their AI.

From the 1.12 development versions

  • MC-114971 – Missing usage translation for /advancement test command
  • MC-115392 – Only host can unlock advancements on LAN
  • MC-115505 – Advancement background does not find texture from resources.zip embedded in world folder
  • MC-115710 – Rapidly pressing jump while riding a vehicle will make the parrot on your shoulder invisible
  • MC-116143 – Don't have to enter the Nether to get the "Nether" advancement
  • MC-116616 – The bred_animals trigger doesn't work when saving & re-entering after breeding
  • MC-116683 – The @s selector not mentioned in command block interface

From the previous development version

  • MC-116654 – "Spooky Scary Skeleton" (nether/get_wither_skull.json) advancement tests for blaze rod instead of wither skull
  • MC-116656 – Closing world during ender dragon respawn and reopening it causes crash
  • MC-116661 – Long advancement titles are cut off in toasts
  • MC-116665 – Recipe command tab completes string representation of recipe objects
  • MC-116671 – The "durability" option for item-based triggers fails for items with durability
  • MC-116676 – Parrots don't imitate illusioners
  • MC-116700 – "The End" is granted to the player when they step on the portal

Videos

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Video made by slicedlime:

Trivia

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  • 17w17b was previously removed from the launcher for some time, but was added back in September 2018.

References

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Navigation

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