Crash/ensure when linking anim layers from animation update

OLD - Anim - Mar 12, 2020

Originally reported here: https://udn.unrealengine.com/questions/562047/linked-layer-animation-blueprint-proxy-missing-ske.html When linking an anim layer during update, we get either an ensure or ...

Compiling blueprints with a reroute node attached to a class variable to a "Spawn for gameplay task" causes the pin to "instigator" to disconnect

UE - Gameplay - Mar 20, 2020

Creating a reroute node between a class variable and a "Spawn actor for gameplay task's" class pin will cause the variable attached to the instigator pin to disconnect. ...

Support for import/reimport of mesh LODs is unavailable in Blueprint and python

UE - Editor - Content Pipeline - Import and Export - Mar 31, 2020

The missing API prevent clients to do good scripted import pipeline tools. there is two UDN thread that can be solve by this JIRA https://udn.unrealengine.com/questions/566538/how-to-add-a-custom- ...

Ensures in ChaosExamples_fracture map in ChaosDestructionDemo

UE - Simulation - Physics - Destruction - Jun 4, 2019

Ensures trigger when playing in the ChaosExamples_fracture map in the ChaosDestructionDemo project. The ensures seem to happen during different parts. A couple occurrences were when I triggered th ...

Exception Crash When Moving Files

Tools - Apr 8, 2020

Moving files to a sub-folder crashes the editor. ...

Crash in Anim Budget Allocator when adding fifth budgeted component to the scene in packaged builds when Niagara is enabled

OLD - Anim - Apr 9, 2020

The setup is fairly simple: Each time the button is pressed, we spawn an actor with a USkeletalMeshComponentBudgeted component whose skeletal mesh is DefaultSkeletalMesh. When the fifth actor is ad ...

Vislog can store an incorrect Owner location

UE - AI - Apr 14, 2020

In some circumstances a vislog entry can end up with it's location not set up to owner's location. ...

K2Node_CallParentFunction has incorrect tooltip when duplicating a BP

UE - Gameplay - Blueprint - Apr 23, 2020

The code executes correctly at runtime, but the tooltip is incorrect. There is logic applied in CallFunctionHandler.cpp that handles the runtime execution, but that logic is missing the the tooltip. ...

Changing WidgetComponent's Background Color doesn't update the widget's background color

UE - Editor - UI Systems - Apr 29, 2020

It appears that changing the Background Color of a widget component doesn't immediately update the widget's render target. Toggling "Draw at Desired Size", however, does get the changes to reflect i ...

FLowLevelMemTracker::GetTagAmountForTracker with CustomProjectTag returns 0 always

UE - Foundation - Core - May 7, 2020

FLowLevelMemTracker::GetTagAmountForTracker with CustomProjectTag returns 0 always. Because of FLLMTracker::FLLMThreadState::GetFrameStatTotals don't amount to about CustomTags. Following code will ...