BP - Exclusive nativization will fail at cook time if an Actor BP class enabled for nativization includes a Component BP that's not enabled for nativization in its component list.

UE - Gameplay - Blueprint - Apr 26, 2017

This happens because the Blueprinted component is not also enabled for nativization, but the nativized Actor BP tries to use it as a native class type. Current workaround: Ensure that the Blueprint ...

[CrashReport] UE4Editor_LandscapeEditor!TSharedPtr<SWidget,0>::ToSharedRef() [sharedpointer.h:794]

UE - LD & Modeling - Terrain - Landscape - Jul 13, 2017

This is a common crash affecting users in 4.16. Additional information is not currently available. User DescriptionsAt the time I was using the landspace sculpt tool with fairly normal settings. ...

[CrashReport] UE4Editor_Persona!TSharedPtr<IEditableSkeleton,0>::ToSharedRef() [sharedpointer.h:794]

OLD - Anim - Jul 13, 2017

This is a common crash affecting users in 4.16. User DescriptionsHit undo a bunch of times after re-opening a skeletal mesh where I was trying out painting cloth max distances. Source Context ...

[CrashReport] UE4Editor_Core!rml::internal::ExtMemoryPool::initTLS()

UE - Gameplay - Blueprint - Aug 15, 2017

This is a trending crash coming out of the 4.17.0 release. Users have not provided any descriptions of their actions when the crash occurred. The callstack shares some similarities to an older 4.14 ...

[CrashReport] UE4Editor_Landscape!ULandscapeInfo::UpdateLayerInfoMap() [landscape.cpp:1459]

UE - LD & Modeling - Terrain - Landscape - Aug 22, 2017

This is an intermittent crash occurring in the 4.17 release. Users have not provided any descriptions of their actions when the crashes occur. Source Context 1444 LayerSettings.bVa ...

[CrashReport] UE4Editor_DetailCustomizations!`FBrushDetails::CustomizeDetails'::`2'::Local::OnClassPicked() [brushdetails.cpp:172]

Tools - Aug 29, 2017

This is a common crash that has occurred since at least 4.15 and affected more than 100 users. The callstack shares some similarities to [Link Removed], which was not resolved. User DescriptionsGo ...

Editor Crashes After Building Lighting with Blueprint Set to Native Parent Class: Light

UE - Graphics Features - Oct 26, 2017

Whenever a Blueprint set to Native Parent Class: Light is placed into a level, Editor crashes after building lighting. The Blueprint does not need to contain an actual light component to crash the e ...

ZenGarden or project with MSAA enabled crashes on iPhone 6 and 6+

UE - Platform - Mobile - Jul 19, 2017

Zen Garden crashes on the iPhone 6+ before anything appears onscreen. Occurred on: iPhone 6+ on 10.3.2 Didn't occur on: iPhone 6S on 10.3.2 ...

Mutable references MetaHumans heads directly, but DNA Assets are private

UE - Anim - Mutable - Sep 18, 2025

When we switched our project to 5.6.1 This error appeared on build. The compilation of the Mutable assets in the editor is not reporting any issue. ...

[CrashReport] UE4Editor_LevelEditor!FLevelEditorActionCallbacks::Paste_CanExecute() [leveleditoractions.cpp:1662]

Tools - Jul 19, 2017

This is a common crash affecting users in 4.16, and has occurred since at least 4.14. User DescriptionsI was copying and pasting a Geometry Box and then the client just crashed.I was trying some st ...