DrawDebugString display wrong position in PIE when changed display scale

Tools - Sep 16, 2020

The display position of the text in DrawDebugString is affected by the scale of the display. Should refer to the Project() of DebugCanvas (not Canvas). -  Suggest Code void AHUD::DrawDebugTextL ...

Missing SmallOSAlloc/Free memory tracking with LLM on iOS

UE - Platform - Mobile - Dec 11, 2020

Licensee reports missing memory tracking for LLM on iOS: In Engine/Source/Runtime/Core/Private/HAL/MallocBinned.cpp in SmallOSAlloc, there is a compiler define for IOS and within it there is an LLM ...

AutoReceiveInput get incorrect controller on the Listen server at SeamlessTravel

AutoReceiveInput get incorrect controller (previous controller on previous level) on the Listen server at SeamlessTravel. In the process of SeamlessTravel, player controller is changed for new leve ...

Editor Crashes When Reopened Project's Level that Contains Vertex Painted Asset is Opened

Tools - Apr 17, 2018

Editor crashes when asset is imported in as a skeletal mesh, brought into a level, vertex painted using the paint tab under modes, all assets are saved, project is reopened, then level is reopened. ...

Physics Constraint doesn't hold if one Component is used for constraint

UE - Simulation - Physics - Jul 22, 2015

Physics Constraint doesn't hold if one Component is used for constraint User Description: Hello, I recently updated the project from 4.7.6 to 4.8.2 and the physics constraint don't seem to work an ...

UnrealVS: Compile Single File no longer working after upgrading to 5.3

UE - Foundation - Cpp Tools - UnrealVS - Oct 2, 2023

After installing the UnrealVS version that arrived with 5.3. I can no longer use CompileSingleFile. It does however work on the Lyra project. One difference I notived, however, is that Lyra seems to ...

Chaos Cache : Event tracks are not saved second or subsequent geometry collection recordings

UE - Simulation - Physics - Destruction - Jul 23, 2024

After the second recording time, the event listener registration in FGeometryCollectionCacheAdapter::InitializeForRecord is skipped. Here is a workaround :// We only need to register event handlers ...

Blueprint Function Library functions created in the Content Browser cannot be used in Object derived Blueprint classes

UE - Gameplay - Blueprint - Nov 13, 2015

I was noticing that functions you define in a Blueprint Function Library created in the content browser are only usable from blueprint classes that derive from Actor, but not from blueprint classes ...

Ensure caused by edits to nested structs

UE - Gameplay - Blueprint - Dec 27, 2016

Edits made to a struct that is a member of another struct can cause the parent struct to no longer compile and cause save errors. ...

[CrashReport] FBlueprintEditor::OnRemoveExecutionPin()

UE - Gameplay - Blueprint Editor - Jul 14, 2017

This is a common crash affecting users on Mac and Windows. User Descriptionsremoving empty execution pins from sequence node Source Context 3952 void FBlueprintEditor::OnRemoveExecution ...