Java Edition 19w12a

19w12a is the twenty-seventh snapshot released for Java Edition 1.14, which added two new slabs.

Blocks

 * Slab
 * Added cut sandstone and cut red sandstone slabs.
 * Crafted from cut sandstone and cut red sandstone.
 * Can no longer make regular sandstone slabs out of cut sandstone.

General

 * Splash
 * Added " IS YOU"

Blocks

 * Banners
 * Illager banners can no longer be copied using a loom or crafting table.


 * Glass
 * Now acts more like most solid blocks.
 * Redstone dust and torches can now be placed on top of glass.
 * Mobs now suffocate inside glass.


 * Grass Path, Mycelium, and Podzol
 * Now have random orientations when placed, in-line with grass blocks.


 * Sandstone
 * Cut sandstone and cut red sandstone are now available through stonecutters.

Items

 * Totem of Undying
 * The texture and model of the totem shown when used now has the same value as the item.
 * Resource packs which use this tag thus now have the correct model when activated.

Mobs

 * Iron Golem
 * Tweaked spawning in villages.
 * Will also only spawn now if villagers in a village have worked and slept before a meeting.


 * Villager
 * Improved AI.
 * Baby villagers will now play in villages.
 * Nitwit and unemployed variations of villagers for snowy and zombie snowy villages changed.


 * General
 * Updated hitboxes and eye positions of many entities.
 * Player height while sneaking is now 1.5 meters.

Gameplay

 * Advancements
 * Two by Two
 * Now also requires foxes.


 * Sneaking
 * Now reduces the player's height to 1.5 blocks, allowing them to walk through 1.5-block-tall gaps.


 * Trading
 * General improvements.
 * Trades are now locked from 6–8 trades instead of just 4.

General

 * Creative inventory
 * Wall blocks are now found in the "Decoration Blocks" tab.


 * Sounds
 * Rewrote sound system.
 * Reduced stuttering when playing sounds.


 * Splash
 * Removed "Hobo humping slobo babe!"


 * World creation
 * Worlds with names already being used will now prepend a number in parentheses to the folder name instead of adding hyphens.
 * For example, instead of.

Fixes
{{fixes|fixedin=19w12a }}
 * old
 * 41113|{{cmd|clear}} turns items held by mouse into ghost items
 * 50367|Bad hit boxes and eye positions
 * 113251|Invalid sound files freeze the game
 * 122885|Attempting to backup a world with a path longer than 260 results in a crash
 * dev
 * 137725|Advancements not updated in 1.14 snapshots
 * 137761|Loom model and placement is incorrect
 * 138220|Random ticks occur while player is in spectator mode
 * 138491|Crash when rendering a sign with the vanilla datapack disabled
 * 138580|Adventure mode does not prevent dyeing signs
 * 138659|Totem of Undying death animation model doesn't match with {{cd|CustomModelData}}
 * 139440|Illager banners can be copied
 * 139458|Horse texture is sometimes translucent
 * 140354|Evokers continue attacking nothing after target dies
 * 140409|Scaffolding texture is wrong
 * 141286|Teleporting big distance freezes the server
 * 142466|Book page flipping sound seems to only play on left or right channel depending on player's position
 * 143390|Non-existing {cd|CatType}} summons an invisible cat
 * 143412|Trader llamas do not join llama caravan unless a trader llama is the leader
 * 143736|Trader llama actively attacks the zombie pigmen
 * 144501|Horses drops two leather armor when killed
 * 144612|Ender dragon fly incorrectly
 * 145668|Front facing camera up/down directions are reversed in F5/third person
 * 145689|Villagers never stop running after being attacked by a zombie
 * 145712|Some villagers do not go to bed at night
 * 145732|Villager trade experience changes based on what trade your looking at
 * 145787|When entering a bed from the block next to it or while standing on it, the camera moves too far into the player model
 * 145802|Enderman never attacking again once you put on creative mode and back to survival
 * 145817|Villager lost their levels after becoming a zombie and getting cured
 * 145857|Farmer villagers don't farm
 * 145872|Villagers walk around their job site blocks and bell
 * 146005|Suspicious stews sold by farmers have an extremely short effect
 * previous
 * 145868|POI never registered crash not fixed.
 * 145925|Realms button crash
 * 145956|Breaking doors with villagers crashes the game
 * 145994|Watching Server (Native Method)

Video
Video made by slicedlime: