Unreal Engine Issues

Chinese Characters causing the Editor to crash when using them in a blueprint

When using Chinese characters in Blueprints, it will almost always see a crash when saving the project and PIE. This only occurs in the 4.6 release build. It does not occur in Main. Crash Report: ...

Very difficult to drag off of nodes on touch screen laptops.

When using a touch screen laptop, it is very difficult to drag off the exec of nodes. I was able to drag off of a node 2 times after trying around 25 times. I was using a ComPat touch Screen laptop ...

Ctrl+z while playing in the blueprint editor will undo history

When pressing play within the blueprint editor, if you use control & z, it'll revert your changes you've made to the blueprint. Which could cause people to lose their progress in their blueprint tem ...

Closing Chunk Parameters tabs with chunk selected and reopening Destructible will cause crash

When opening a DM selecting any chunk, even the unfractured mesh, closing the chunk parameters tab and reopening the DM will result in a crash. If that DM is opened and clicked in the viewport it ...

Upgrading Project After Disabling Light PropagationVolume Plugin Causes Crash

Attempting to upgrade a project from 4.10 to 4.11, or 4.11 to 4.12 with the LightPropagationVolume plugin disabled causes it to crash. Found in converting a 4.10 project to 4.11, and reproduced con ...

SingleSampleShadowFromStationaryLights does not work in UE5 (when GPU-Scene is used)

The flag is not propagated in FPrimitiveSceneShaderData::FPrimitiveSceneShaderData and so is missing in GPU-Scene primitive data. Need to add: .UseSingleSampleShadowFromStationaryLights(Proxy->UseS ...

World Partition Editor minimap build failed

The issue was reproduced when building a minimap for an open world level with no Actors with "Is Spatially Loaded" enabled. Placing additional Actors with "Is Spatially Loaded" enabled in the level ...

Scale with Width on Landscape Splines offsets plane mesh on Z axis

If "Scale with Width" is set on a landscape spline with a plane mesh, the plane will offset on the Z axis. In most other cases, scaling along the z axis does not affect planes. ...

Spawned skeletal animations don't animate

Calling RegisterComponent in the PreInitializeComponents of an Actor will cause child components of its components to not be initialized

Calling RegisterComponent in the PreInitializeComponents of an Actor will cause child components of its components to be ignored because the Actor is still being initialized. My understanding is tha ...