Unreal Engine Issues

Struct array variables interpret multiple Structs as the same if they have the same values

Struct array variables interpret multiple Structs as the same if they have the same values. This does not occur if the values in the Structs added to the array are different. Test project in 4.8.1 ...

Using Tortoise SVN causes the engine's source control to be inconsistent

If a user decides to use Tortoise SVN, the error messages given for needing to have things checked out is inconsistent. If there is a blueprint which references another blueprint, and the reference ...

Converting a modular character to a static mesh can result in a crash or in an asset with corrupted data

Destructible Mesh component doesn't show in bp viewport until the bp is reopened

Destructible Mesh component doesn't show in bp viewport until the bp is reopened User Description: Mesh dont appears in viewport after add DestructibleComponent and set "Destructible Mesh". After ...

Custom Time Dilation causes PhAT bodies to hover

Custom Time Dilation causes PhAT bodies to hover This is not only happening with vehicles like the original bug described. This is also happening with PhAT skeletal meshes that are moving. https:/ ...

Lumen Global Distance Field Trace Leaking due to Surface Cache Sampling

At specific distances from a thin wall, surfaces inside of a sealed chamber can receive indirect lighting from outside, leaking light into the chamber. This appears to be due to how SWRT handles sa ...

Play Media Player Node Causes Blueprint Functions to be Uncallable

This only occurs in standalone or a packaged game Having a Play Media Player node in a blueprint causes all of that blueprint's functions to become uncallable. Found in 4.11 Preview 5. Reproduced ...

Setting a parent and child static mesh scale to negative effects the rotation on child when Snapped To Floor

Setting a parent and child static mesh scale to negative effects the rotation on child when Snapped To Floor Looks to be directly related to this JIRA: https://jira.ol.epicgames.net/browse/UE-3152 ...

Division by zero in FAnimNode_StrideWarping::EvaluateSkeletalControl_AnyThread

When an Actor's CustomTimeDilation is 0.0, functions FActorTickFunction::ExecuteTick() and FActorComponentTickFunction::ExecuteTickHelper() will call AActor::TickActor() and UActorComponent::TickCom ...

Blueprint with instance static mesh from construction script will cause crash when using the build then build geometry

When using a BP with component instance static mesh that is added via the construction script, when using the build button in the toolbar to build lighitng and geometry everything will work correctl ...