MC-227483 - root_system feature config’s codec uses a wrong field.MC-227435 - Lag when placing heads of non-existent players when on servers.MC-227387 - World gen datapacks will likely crash or softlock the game.MC-226948 - Withers are now affected by potion effects.MC-226926 - Emerald ore generates too often.MC-226512 - Goats do not use the damage of held items when ramming entities.MC-226505 - Goat’s long jump is not affected by the jump boost effect.

MC-226461 - Logs can be replaced with stone near lava pools.

MC-225816 - Hanging Roots appear large when an item entity.

MC-224894 - Light tickets are released too early.

MC-223368 - Strength and weakness potions / custom attack damage attributes does not change damage from goats.

MC-223350 - Loaded chunks sometimes don’t render until the player moves their head slightly.

MC-222731 - Captured axolotl constantly tries to leave water.

MC-221656 - Creative mode obtained Bucket of Axolotl/Tropical Fish only spawns one kind axolotl/tropical fish.

MC-219290 - Calcite is too quiet compared to other blocks.

MC-219018 - Ghost items can be created using /item (server doesn’t update client inventory correctly).

MC-213986 - Pistons and dispensers can be used to create ghost blocks using powder snow.

MC-196999 - U+1FEC is wrong in Minecraft’s font.

MC-194736 - Duplicate text mapping for U+00B7.

MC-156155 - Turkish lira sign (₺) appears as □ in the game.

MC-131290 - “Enchantments are saved as shorts, but are loaded as and function with integer values”.MC-123654 - “Sun, moon, and/or clouds are not showing if render distance is below 4”.In case of DNS-based redirection, the client will send the hostname actually used to connect (this restores the pre-1.17 behaviour).Zombies, Zombie Villagers, Husks and Drowned will no longer pick up glow ink sacs.Powder snow now fills cauldrons 2 times faster than before (still pretty slowly, though!).Raised the drop rate for copper ingots from Drowned to 11% + 2% per level of looting.Status effects on goats now also apply when the goat is jumping or ramming.Non-screaming goats now have a rare chance to produce a screaming goat when bred.Blue axolotls can now only be obtained through breeding.This release changes some behaviours of the features added in Caves & Cliffs: Part I, and it also fixes a few bugs and critical issues. We’re now releasing Minecraft: Java Edition 1.17.1.

Minecraft 1.1o launcher jar