Replace with child on subtree of the NamedSlot is broken after reloading a widget.

UE - Editor - UI Systems - Apr 5, 2021

"Replace with child" does not work well with the NamedSlot widget after reloading the widget blueprint in Contents Browser. ...

Matinee doesn't display animated SkeletalMesh if its origin is out of view

UE - Anim - Sequencer - Jan 23, 2015

From 8/17/16 Tools sync: This is probably also happening in Sequencer. Think Sequencer should just auto-set this flag. ----------------------------------- If a SkeletalMesh actor is placed beyond v ...

Deferred and DBuffer Decals Normals are altered when adjusting the X Size/Scale

UE - Graphics Features - Dec 17, 2015

Adjusting the X Size of a Decal is causing the normals to distort [Image Removed] Reproduced in 4.11-Releases-CL-2804793 Reproduced in DevRendering-CL-2806984 ...

Regression for UPROPERTY specifier causing crash ("Template Mismatch during attachment") during PIE

UE - Foundation - Core - Jun 19, 2015

If the UPROPERTY() specifier "VisibleDefaultsOnly" or "EditDefaultsOnly" is used on a component reference that is attached to the root component selecting the actor with this component in the world ...

Changing transforms to absolute in parent blueprint does not propagate to child blueprints in the level

UE - Gameplay - Blueprint - Oct 26, 2015

If the transforms for a blueprint component are changed to "absolute" location and/or rotation, new child blueprints created will correctly show the absolute location/rotation changes, but the child ...

Hot Reload crash with Scene Component tied to Actor class

UE - Foundation - Core - Feb 19, 2015

After creating a Scene Component code class and an Actor code class, creating a reference to the SceneComponent in the Actor class constructor will cause a crash on hot reload in the editor. ...

Crouching/Uncrouching while standing on a physics object will cause the object to behave erratically

UE - Gameplay - Sep 7, 2016

Crouching/Uncrouching while standing on a physics object will cause the object to behave erratically. Even if the CharacterMovement component has Physics Interaction disabled, it will still effect t ...

[CrashReport] UObjectBaseUtility::IsA | UObjectProperty::SerializeItem

UE - Gameplay - Aug 15, 2017

This is a trending crash coming out of the 4.17 release. Update: also occurring in 4.18 User DescriptionsCompiled after Refreshing Blueprint node after changine its namePressed compile after creat ...

Crash when setting Project to only use Windows and DX11 with texture compression as BC7

UE - Graphics Features - Jan 11, 2016

When user sets their texture compression to BC7 while the project settings are set for Platform to only be Windows and use only DX11 this will cause any textures with this set to cause a crash when ...

Audio Components ignoring Start Time set by Play node on Android

UE - Audio - Jul 15, 2015

Setting the start time within the Play node for an audio component does not function when deploying to Android. The set up works fine when playing on the PC, and the sound functions on the Android ...