Unreal Engine Issues
Unreal Engine Issues
Second controller input doesn't work in fullscreen mode on PIE.
UE - AI Workflows - UI Systems - Jun 29, 2020When two controllers connected, player2 input is disabled in full screen mode in PIE. This doesn't appear to be in focus. If seeing the any focusing widget, player1 focused on SViewport, but player ...
Delay does not tick when game is paused
UE - Gameplay - Blueprint - Jan 4, 2021Delay nodes no longer fire within a paused actor even if that actor has been set to 'Tick Even when Paused' Removing the delay node from the equation allows the print node to continue firing while ...
TitleProperty does not work with VisibleAnywhere properties
UE - Editor - Verse Class Editor - Aug 15, 2023In: [Editor\PropertyEditor\Private\PropertyEditorHelpers.cpp:118] function SPropertyValueWidget::ConstructPropertyEditorWidget checks what type of widget to create. In: [Editor\PropertyEditor\ ...
CreateD3D12Texture causes the Low Level Memory system to register two allocations for the same pointer on the same track channel
UE - Rendering - Architecture - RHI - Oct 31, 2024CreateD3D12Texture causes two OnLowLevelAllocs in LLM to be called with the same pointer and the same channel, leading to a warning. LLM WARNING: Replacing allocation in tracking map. Alloc/Free Mi ...
UAnimInstance::GetInstanceTransitionTimeElapsed does NOT consider TransitionIndex
UE - Runtime - Animation - Nov 29, 2021GetInstanceTransitionTimeElapsed doesn't use TransitionIndex. float UAnimInstance::GetInstanceTransitionTimeElapsed(int32 MachineIndex, int32 TransitionIndex) { // Just an alias for readabili ...
Log message in ExclusiveLoadPackageTimeTracker is written incorrectly and means the opposite
UE - Foundation - Core - Oct 20, 2016A licensee has pointed out that a log message in ExclusiveLoadPackageTimeTracker at line 191 is saying the opposite of what it means. This is the line in question:UE_LOG(LogLoad, Log, TEXT(" ... ...
Sequencer Crash (GC Leak) in Editor
UE - ACT Character - Sequencer - Aug 31, 2026A GC leak, similar to the one fixed by 44483919 but for Level Sequences in Level Instances rather than ones with Widgets. A Level Sequence Actor in a Level Instance points to a Level Sequence Asset ...
Advanced Vechicle Template throws warning about no default skeleton when opening the physics asset
Docs - Samples - Dec 3, 2014DESCRIPTION: If you try to open the physics asset for the Advanced Vehicle template will throw a warning that the physics asset has no default skeleton and that it will be replaced with the default ...
Crash when exporting static mesh actor to FBX (Array index out of bounds)
UE - Editor - Content Pipeline - FBX - Apr 25, 2025I set the Forced LOD Model on the mesh component > 1, then tried to export, this is what causes the crash. Here is my suggested fix, we just don't use Git or I'd do a PR: In the else() branch of FF ...
Importing folder with a period in its name causes crash
UE - Editor - Content Pipeline - Import and Export - May 15, 2018Folders with periods in the name will crash when attempting to import them. ...