Minecraft: Java Edition has launched Release Candidate 1 for the rapidly approaching 'Caves and Cliffs Update' Part One. As long as there are no major issues or lingering flaws, this snapshot could be the 'Caves and Cliffs Update' Part One.
Mojang Studios shows no signs of slowing down, and is already releasing yet another Pre-Release snapshot for the imminent 'Caves and Cliffs Update' arriving early next week. One new tweak and a handful of new bug fixes arrive with Pre-Release 4.
Mojang Studios is already releasing Pre-Release 3 for the 'Caves and Cliffs Update,' following yesterday's Minecraft: Java Edition snapshot. This one includes additional bug fixes and some minor tweaks.
Lag spike while loading player head textures / player skins
End crystals placed on exit portals generated before 1.9 do not respawn the ender dragon
Credits background jitters
Structure block data length limited to 12
Intersecting structures can create corrupted block entities (spawner / chest)
Shifting around servers in the server list crashes the game (
ArrayIndexOutOfBoundsException)
Leaves change to stone near Lava Pool (Recurrence of MC-48340)
End Portal Frames change to Stone near Lava Pool
Angering passive mobs in new nether chunks very far away from previously generated chunks, then entering a nether portal causes server to completely freeze
Setting the weight in Template Pool to high values will lag world and can cause out of memory error.