Java Edition 17w17bShare article feedback

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
◄◄  1.11.2 1.12 1.12.1 ►► ◄  17w17a 17w17b 17w18a ►

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    "title": "Minecraft 17w17b",
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    "footer": "<table style=\"margin: auto; word-break: break-word;\">\n<tr style=\"background: inherit;\">\n<td style=\"padding: 0.4em\" >[[Java Edition  1.11.2|<span style=\"margin-right:-0.35em\">◄</span>◄   1.11.2]]</td>\n<td style=\"padding: 0.4em\">'''[[Java Edition 1.12|1.12]]'''</td>\n<td style=\"padding: 0.4em\" >[[Java Edition  1.12.1|  1.12.1 <span style=\"margin-right:-0.35em\">►</span>►]]</td>\n</tr>\n<tr style=\"background: inherit;\">\n<td style=\"padding: 0.4em\">\n[[Java Edition  17w17a|◄   17w17a]]\n</td>\n<td style=\"padding: 0.4em\">''' 17w17b'''</td>\n<td style=\"padding: 0.4em\">\n[[Java Edition  17w18a|  17w18a ►]]\n</td>\n</tr>\n</table>"
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17w17b is the ninth snapshot for Java Edition 1.12, released on April 27, 2017.

Additions

General

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

Mobs

Illusioners

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

General

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

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

Video

Video made by slicedlime:

Trivia

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