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The most widely used, high performance Minecraft server that aims to fix gameplay and mechanics inconsistencies

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This enables listing, unlisting and updating any of [latyncy, gamemode, displayname] for PlayerProfiles in the tablist. Burden of tracking those listings is on the caller. Extends the ClientboundPlayerInfoUpdatePacket class and...

type: feature

Serializing multiple items to bytes isn't trivial, so often beginners fall into the trap of using output IO streams and Bukkit serialization instead, so these provide helpful extra methods to...

type: feature

### Expected behavior Don't send packet if client not really set item in slot. ### Observed/Actual behavior [Video](https://www.youtube.com/watch?v=X9XO0OxudvQ) ### Steps/models to reproduce Listen to ClientboundContainerSetSlotPacket and fast click item in...

type: bug
resolution: awaiting response
version: 1.20.4

### Stack trace https://paste.gg/p/anonymous/86b2e3a03c464c0ca3536a398ca806e3 ### Plugin and Datapack List Here's my class that extends BiomeProvider and is causing the server to crash. The crash happens in the getBiome(...) method because...

status: needs triage
version: 1.20.4

### Expected behavior Bees are exiting the hive basing on their `ticksInHive` value (it has to be greater than 2400). When we skip ticks, let's say 2400, the `ticksInHive` should...

type: bug
status: needs triage
version: 1.20.4

### Timings or Profile link https://spark.lucko.me/yEwDSXG6Yk ### Description of issue After placing the fourth end crystal when respawning the ender dragon on the latest version of paper with only spark...

type: performance
status: needs triage
version: 1.20.4

### Expected behavior Be able to load the serialized ItemStack from yaml ### Observed/Actual behavior The following exception: https://cpaste.de/xisomajoto.sql ### Steps/models to reproduce The ItemStack is modified like this: ```...

type: bug
status: accepted
upstream: bukkit
version: 1.19

### Expected behavior With this following code used for randomizing value between 1-3 `{ "type": "minecraft:empty", "pools": [ { "rolls": { "min": 1, "max": 3 }, "entries": [ { "type":...

type: bug
status: accepted
upstream: spigot
upstream: bukkit
version: 1.20.5
version: 1.20.4

### Expected behavior Cancelling a player's command would cancel the command being run The player would be able to chat as intended ### Observed/Actual behavior After a player's command is...

type: bug
status: accepted
upstream: spigot
upstream: bukkit

### Expected behavior This settings should work and ignore duplicate UUID instead of deleting entity ```yaml duplicate-uuid: mode: silent safe-regen-delete-range: 0 ``` `(also tested safe-regen-delete-range: 1)` ### Observed/Actual behavior When...

type: bug
status: needs triage
version: 1.20.4