Teleporting an entity does not preserve motion
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Description
Expected behavior
calling entity.teleportAsync(destination, PlayerTeleportEvent.TeleportCause.PLUGIN, TeleportFlag.Relative.values()) should preserve the entity's motion after teleportation
Observed/Actual behavior
motion is not preserved
Steps/models to reproduce
- teleport an entity with relative teleport flags specified
entity.teleportAsync(destination, PlayerTeleportEvent.TeleportCause.PLUGIN, TeleportFlag.Relative.values()) - motion is reset…
Plugin and Datapack List
unrelated
Folia version
[18:01:37 INFO]: Checking version, please wait...
[18:01:37 INFO]: This server is running Folia version 1.21.11-11-ver/1.21.11@e112b00 (2026-01-20T18:53:05Z) (Implementing API version 1.21.11-R0.1-SNAPSHOT)
You are running the latest version
Previous version: 1.21.11-100-4873e3f (MC: 1.21.11)
Other
No response
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First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start at the entity.teleportAsync entry point and trace how TeleportFlag.Relative.values() is handled during teleportation. Reproduce the issue with the call shown in the report, then verify that the entity's motion is retained when relative teleport flags are supplied.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- java
- Domain
- game-dev
- Issue type
- Bug
- Difficulty
- 3/5
- Estimated time
- 1-2 days
- Activity status
- Stale
- Clarity
- Mostly clear
- Newbie friendliness
- 45/100