Unreal Engine Issues

Crash may occur if Actor is selected on the outliner and then discarded

Discarding Actor while it is selected on the outliner may cause a crash. This may be caused by operations from C++ not being listed in the UNDO list, which may refer to unreferenced objects during ...

Crash when adding a spawnable volume to a Level Sequence when Draw Brush Polys is enabled in the level editor

Crash when adding foliage instances to unloaded IFA

Ran into a crash when trying to programmatically add foliage to a large WP level with some unloaded IFAs.  ...

Struct with a single unaltered element will remove the element from the struct on compile

If used inside a UMG Blueprint, a struct that has only one element will remove the element from the struct after compiling the blueprint. If the element is edited or a second element is added then ...

Crash on level change when "Use Single Process" is false and "Play as Client"

When "Use Single Process" is off (unchecked/false) and "Play as Client" is selected, using the console command "Open [LevelName]" causes the editor to crash Regression: No - same behavior occurs in ...

Crash when loading the tutorials for 'Landscape Painting Mode' and 'Landscape Sculpting Mode'

A crash occurs when starting either the Landscape Painting Mode or Landscape Sculpting Mode tutorials. It crashes even if a landscape is already in the level. This is similar to [Link Removed], h ...

Chaos : Crash when destroying part of Geometry collections clustered by AnchorField

Here's a workaround void DestroyParticle(TGeometryParticleHandle<T, d>* Particle) { auto PBDRigid = Particle->CastToRigidParticle(); if(PBDRigid) { RemoveFromMapAndArray(PBDRigid, Ac ...

[CrashReport] UnrealEditor-Engine!UStaticMeshComponent::BuildTextureStreamingDataImpl

Generated from CrashReporter ...

Physics Asset ignoring Root Bone Rotation collision in Skeletal Mesh.

**Physics collision ignores Capsule Collision, When Skeletal mesh root bone orientation is rotated in the Z-Axis, resulting in unexpected collision behavior.   Screen shot has been attached to de ...

Moving a saved duplicate of an OpenWorld level crashes the Editor

Moving a saved duplicate of an OpenWorld level crashes the Editor. The act of moving the duplicated OpenWorld level crashes the Editor the moment the engine tries to delete the original level, so it ...