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

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### What behaviour is expected: Remove unused PlayerChunk objects from PlayerChunkMap ### What behaviour is observed: PlayerChunk objects are permamently loaded into map causing server starving to die in few...

type: bug
version: 1.16

### Is your feature request related to a problem? The BukkitScheduler's async thread pool [doesn't have a maximum thread limit](https://github.com/PaperMC/Paper/blob/41647af74caed955c1fd5b38d458ee59298ae5d4/patches/server/0183-Improved-Async-Task-Scheduler.patch#L80) which can easily lead to `java.lang.OutOfMemoryError: unable to create native...

type: feature
status: needs triage

Correct some legacy/typo in javadoc Most important changes is the deprecation of the setSwimming method for all entities, the cancellation of the EntityToggleSwimEvent, ~the ocelot_baby spawn reason and the shouldGenerateBedrock~...

### Expected behavior No exception ### Observed/Actual behavior ``` [21:58:52] [Profile Lookup Executor #0/FATAL]: Uncaught exception in thread Profile Lookup Executor #0 java.util.ConcurrentModificationException: null at com.google.common.collect.LinkedHashMultimap$ValueSet$1.checkForComodification(LinkedHashMultimap.java:376) ~[patched_1.17.1.jar:git-Paper-278] at com.google.common.collect.LinkedHashMultimap$ValueSet$1.hasNext(LinkedHashMultimap.java:382) ~[patched_1.17.1.jar:git-Paper-278]...

type: bug
status: waiting on reporter

Passing null into the vanilla method returns the anger level towards whatever entity it has the highest anger

### Is your feature request related to a problem? I want to be able to get a player's PDC container, offline or online. ### Describe the solution you'd like. either...

type: feature
status: accepted
priority: low

Closes https://github.com/PaperMC/Paper/issues/7288 Old description Plugin can now gets the offline persistent data of a player. ~The current behavior is like the Machine's Advancement PR: All setters re-save the data directly...

Reduce the impact from EAR on hopper minecart based unloaders by making them immune to EAR while pulling objects. The EAR is still active outside misc activation range when the...

This adds the getDrops and isPreferredTool methods to BlockState, as only Block had these methods before. It was not possible to get the drops of a BlockState before. The getDrops...