Crash in Skeletal Editor due to null ActorFactory reference

OLD - Anim - Feb 1, 2017

When a material is dragged/dropped into a skeletal editor's bone hierarchy, the editor will crash due to null ActorFactory Regression: Yes - Crash does not occur in 4.13.2 binary (CL 3172292) ...

[CrashReport] UE4Editor_WorldBrowser!FMulticastDelegateBase<FWeakObjectPtr>::RemoveAll() [multicastdelegatebase.h:81]

UE - World Creation - Worldbuilding Tools - World Composition - Nov 2, 2017

This is a trending crash coming out of 4.18 and may be a regression. Users have not provided any descriptions of their actions when the crash occurred. Source Context 72 /** 73 ...

Crash When Selecting Actor in the World Outliner That is Using ColorGradingMode

Tools - Jun 2, 2017

When selecting an actor in the World Outliner that is using the ColorGradingMode specifier (ColorGradingMode = "saturation"), the editor crashes. This did not occur in 4.15.3. This is a regression ...

Crash When Executing RestartLevel When GameInstance Contains a Reference to an Actor in a Streamed Level That is Loaded But Not Visible

UE - Gameplay - Nov 29, 2016

The editor is crashing when attempting to use the RestartLevel command if the GameInstance contains a reference to an actor that is in a streaming level. The streaming level must be loaded, but not ...

[CrashReport] UE4Editor_Engine!FStaticMeshVertexBuffer::BindLightMapVertexBuffer() [staticmeshvertexbuffer.cpp:495]

UE - Graphics Features - Mar 20, 2018

User comment from crash group:reimporting fbx 491 void FStaticMeshVertexBuffer::BindLightMapVertexBuffer(const FVertexFactory* VertexFactory, FStaticMeshDataType& Data, int LightMapCoordinate ...

Stationary Lights are causing shadowing errors with Movable Objects

UE - Graphics Features - Feb 11, 2015

Stationary Lights are generating shadows with flickering black square and vanish shadows altogether on movable objects in the Preview of 4.7p6 and in the newest Release Branch of 4.7 (2439472). The ...

Editor will crash while instancing nested AIPerception component template subobjects in an AIController-based Blueprint class during compile-on-load.

UE - Gameplay - Blueprint - Mar 23, 2018

User report of an assertion that fires on editor reload during an attempt to reload an AIController-based Blueprint class with a dependency on a child Blueprint class, both created in a previous edi ...

tvOS/IOS: Fails to Build with dSYM Options Enabled Due to DsymExporter Erroring Out

UE - Platform - Mobile - Jan 22, 2019

When attempting to package for tvOS or iOS with the generate dSYM options enabled, numerous instances of the following errors occur:[2019.01.21-20.53.35:739][138]UATHelper: Packaging (tvOS): [2019 ...

SunTemple crash on load on some iOS devices

UE - Platform - Mobile - Jun 8, 2018

This does not occur when attempting to repro using a template code project; testing on the same device. This crash occurred on an iPhone 6, v11.4 (A8) It did not occur on an iPhone X, v11.4 (A11 B ...

[CrashReport] UE4Editor_CoreUObject!FLinkerPlaceholderObjectImpl::FindRawPlaceholderContainer() [linkerplaceholderbase.cpp:161]

UE - Gameplay - Blueprint - Sep 27, 2017

This is currently among the top 10 crashes coming out of the 4.17.2 hotfix, affecting a few unique users, and this specific callstack does not appear to have occurred in 4.17.1. This may be a regres ...