Nothing is logged with the experimental launcher.

Old Furnace Load Crash

Particles do not get unloaded when they are not rendered/visible

Large dx, dy, and dz selections will cause a excessive lag

Repeatedly clicking on a clickEvent that runs a command will cause a disconnect.spam kick

Teleporting a Vehicle will Kick off its Passengers

Unloaded entities lose their scoreboard data

"replace" property in sounds.json for resource packs is ignored

"/xp -<amount>" doesnt not work, but "/xp -<amount>L" does

Cauldrons still show Water Texture while Underwater

There is no stat.killEntity.Snowman or stat.killEntity.VillagerGolem

Server Spawn Protection is 80x16 instead of 64x64

"stat.mineBlock.minecraft.bed" does not exist

Creeper's {Fuse} Data Tag doesn't Change Naturally

Operators get teleported back when they have "moved too quickly!"

Server Console is Spammed with "Using" Messages

Fishing Statistics are Broken

Slime Passengers always Direct their Mounts Towards (0, 0)

Splash Potion Particles are Offset

Rain Doesn't Fill Cauldrons (or Fills too Slowly)

Using /entitydata on a Player-thrown Potion will Edit Player's Inventory

When the "glowing" effect finishes on an entity it un-renders things for one frame

powered_comparator is unused, and unpowered_comparator can become powered

Clear Command doesn't Clear Off-Hand Slot

Twitch Disabling

Summon FallingSand Despawns

Anvils have no step sound

Hoppers not working