Components stop reporting overlap after a certain amount of actors are attached

UE - Simulation - Physics - Jun 5, 2017

Components stop reporting overlap after a certain amount of actors are attached Warning Trying to simulate physics on ''/Game/UEDPIE_0_Level1.Level1:PersistentLevel.Cube7.StaticMeshComponent0'' but ...

[CrashReport] UE4Editor_UnrealEd!UEditorEngine::FinishDestroy() [editorengine.cpp:857]

Tools - Mar 28, 2016

Error message: Assertion failed: PlayWorld == NULL [Link Removed] [Line: 854] Source Context:842 void UEditorEngine::BroadcastObjectReimported(UObject* InObject) 843 { 844 ...

Render in Movie Render Queue with High Resolution Tiling Overlap causes dark pixels

UE - Anim - Sequencer - MRQ - Jun 13, 2024

From UDN: thanks for your reply. I have attached a very basic scene with a MRQ settings preset. The only thing I have changed in the scene is that I've set the Camera Exposure to manual, as it do ...

[CrashReport] UE4Editor_VisualStudioSourceCodeAccess!TComPtr<IDispatch>::operator->() [compointer.h:107]

Tools - Mar 27, 2017

*This Jira was created from CrashReports submitted by the public due to the high number of occurrences. Descriptions from users are provided below. Error message: Assertion failed: RawPointer != n ...

Horde server fails to build Docker image

UE - Foundation - Horde - Server - Apr 1, 2025

If you attempt to build the Horde server Docker image right now it fails unless you have some of the layers cached or a nuget proxy/cache that has cached some packages. JetBrains have renamed their ...

[CrashReport] Assertion failed: IsValid() - UE4Editor_SlateCore!FWeakWidgetPath::GetLastWidget()

UE - Editor - UI Systems - Slate - Jun 22, 2017

This is a common crash occurring among users in the 4.16 release. Users have not provided any descriptions when they crash, so additional information is not currently available. log file attache ...

[CrashReport] UE4Editor_PropertyEditor!SDetailSingleItemRow::OnArrayDrop() [sdetailsingleitemrow.cpp:172]

Tools - Oct 10, 2017

This is a trending crash coming out of the 4.18 previews. Users have not provided any descriptions of their actions when the crash occurred. The callstack shares similarities to [Link Removed] whi ...

BlendSpace DeltaTimeRecord.Delta can incorrectly be set to zero

UE - Anim - Runtime - Apr 19, 2024

It's possible for blendspaces to end up with an invalid delta time record because of how UBlendSpace::TickAssetPlayer modifies the time record.  This only seems to happen with specific settings:Axis ...

[CrashReporter] Crash in FClassExclusionData::IsExcluded() (infinite loop)

UE - Gameplay - Aug 10, 2017

This Jira was created from CrashReports submitted by the public due to the high number of occurrences. Descriptions from users are provided below. Note: This appears to be a Commandlet crash. Erro ...

Reversed Animations don't play properly using Skeletal Mesh Pose and animations with Keep State in Sequencer

UE - Anim - Sequencer - Nov 26, 2018

The bug seems to only reproduce when setting animations in sequencer and only if the animations are set to "Keep state". Setting them to "restore default" makes the reversed animation play correctly ...