Unreal Engine Issues

Stationary Sky Light has double lighting contributions to StaticMeshActor on MobilePlatform

Linux Native Toolchain depends on libninfo5 which is not bundled

libtinfo.so.5 => /lib/x86_64-linux-gnu/libtinfo.so.5 (0x00007fc27cf4d000) bschaefer@bschaefer-Precision-T7600:bin$ ldd ./clang linux-vdso.so.1 => (0x00007ffceefe3000) libpthread.so.0 => /lib/ ...

Creating a Blueprintable Struct that contains a Tmap results in Editor Crash

Any blueprint with a TArray of a struct containing a TMap crashes the editor when adding elements ...

After adding MovieSceneObjectPropertyTrack from BP or Python, clicking the pull down of the added track occurs crash

When MovieSceneObjectPropertyTrack is added from BP or Python, PropertyClass of UMovieSceneObjectPropertyTrack becomes null, so it crashes with the following processing of SPropertyMenuAssetPicker : ...

Collisions aren't disabled by UPhysicsConstraintComponent in non-blocking streaming levels

When using a constraint to disable collision between the constrained bodies, collisions are not ignored if the constraint is part of a streamed in sub level that does not block on load. This also oc ...

Reimport broken from uDatasmith when moving from 4.22 to 4.23 project

UAnimInstance::GetInstanceTransitionTimeElapsed returning 0 in non-editor builds

In non-editor builds UAnimInstance::GetInstanceTransitionTimeElapsed always returns 0.0f. This is caused within FAnimNode_StateMachine::Update_AnyThread due to: #if WITH_EDITORONLY_DATA NewTra ...

Crash when enabling Forward Shading and restarting editor

Crash occurs when enabling Forward Shading and restarting the editor when prompted. The editor continues to crash with every attempt to open after this point as well.  ...

Exporting Camera Anims from Sequencer does not copy over tangents correctly

This appears to be tied to the integer time conversion. Converting in MovieSceneToolHelpers::CopyKeyDataToMoveAxis does not account for frame rate when converting tangents. I tested multiplying the ...

Exported Morph target Animation sequences behaves differently in Max or Maya vs in UE4

After invested, noticed that the exported morph target animation generated two separated Morph Modifier for each individual Morph Target in Max to achieve the final result instead of using only one ...