Unreal Engine Issues
Unreal Engine Issues
In editor, sub level instance's streaming state persists incorrectly after toggling Level Behavior without saving
UE - World Creation - Worldbuilding Tools - Level Instances - Jun 11, 2025When adding a sub level with world partition streaming to a main level where the streaming is also enabled, setting* Level Behavior* of the sub level to Standalone, and saving the result, in the fir ...
Static lights become stationary after toggling visiblity of level in packaged build
UE - Graphics Features - Jun 11, 2025In 5.5, there is a regression with baked lighting where static lights become stationary lights when a level is hidden and then made visible again. This happens in packaged builds and shows up as sta ...
Missing scripting TextChannel and TextKey
UE - Anim - Sequencer - Jun 10, 2025While working with MovieSceneTextTrack plugin we are missing an option to edit channels or keys via blueprint or python. Basically we are missing implementation for MovieSceneScriptingTextChannel an ...
Interchange Framework - Missing References on Animation Import with Python Pipelines
UE - Editor - Content Pipeline - Import and Export - Jun 10, 2025Hello, I'm using Interchange in a UE5.5.4 project with my Pipeline Stack containing a copy of the DefaultAssetPipeline and a custom Python Pipeline. When importing my Animation with only the Defau ...
Copying a Folder that contains the space character from the Outliner does not enclose the Folder name on Double Quotes. Because of that, later Pasting will only handle the first word of the Folder name.
UE - World Creation - Worldbuilding Tools - Jun 10, 2025Copying a Folder that contains the space character from the Outliner does not enclose the Folder name on Double Quotes. Because of that, later Pasting will only handle the first word of the Folder n ...
Interchange Runtime .glb Import Crash When Packaged
UE - Editor - Content Pipeline - Import and Export - Jun 10, 2025The runtime import process works fine in editor, but fatal error when trying to do so with packaged build of project. My function that calls ImportAsset():bool UMeshLoader::RequestMeshLoad(FString ...
[UDN-19505621] Hide Selected At Startup Issue
UE - Editor - Workflow Systems - Jun 10, 2025From [Link Removed]: 你好，我发现这里的选项有一些工作逻辑不一致，提一个改进建议： 当手动隐藏Actor小眼睛图标的时候，设置Hide Selected At Startup 是无效的，这具有很大的误导性，而其他任何情况下，工作都是正常的，比如： 1.小眼睛隐藏+Show All At Startup 2.小眼睛隐藏+Show Selected At Startup ...
Dynamically Spawned Level Instance Actors do not have their sub actors world partition stream in PIE starting level
UE - World Creation - Worldbuilding Tools - Level Instances - Jun 10, 2025We are building levels where we spawn in Level Instance actors at runtime that have World Partition enabled into a Persistent level that also has World Partition enabled. What we have noticed though ...
Incorrect NiagaraSystem passed to KillUnusedComponents in ReclaimWorldParticleSystem
UE - Niagara - Jun 10, 2025In UNiagaraComponentPool::ReclaimWorldParticleSystem, the cleanup loop for WorldParticleSystemPools calls KillUnusedComponents with the reclaimed component's NiagaraSystem (Asset) instead of the sys ...
Staging a patch does not copy pak signatures when staging
UE - Foundation - Jun 10, 2025When creating a patch with pak signing enabled the created output folder contains the pak files from the base release but does not contain the .sig files, even if they were enabled when creating the ...