Crash on applying animation modifier for some assets

OLD - Anim - Oct 29, 2019

When removing curves on some assets, a crash can occur. This seems to be due to const FSmartNameMapping* CurveMapping being null and dereferenced within UAnimationBlueprintLibrary::RetrieveContainer ...

Opening a Niagara asset that references a disabled plugin (Chaos Niagara) can crash the editor

UE - Niagara - Jan 18, 2024

Opening a module with references to a disabled plugin can crash the editor.  ...

SceneTexture:WorldNormal causes decal to ignore Emissive Color

UE - Rendering Architecture - Materials - Mar 11, 2022

SceneTexture:WorldNormal causes decal to ignore Emissive Color.  ...

Crash when attempting to revert a Child blueprint from overriding its parent's function while it also has a child of its own

Tools - Dec 4, 2017

When reverting the change of overriding a function from a blueprint's parent, the editor will crash if that blueprint has a child of its own. Regression?: No This also occurred in 4.16 ...

Attempting to generate abstract class from blueprint crashes editor on compile

UE - Gameplay - Blueprint - Sep 22, 2016

Attempting to generate abstract class from blueprint crashes editor on compile. Frequency: 4/4 ...

If a Blueprint made from a class using PostLoad is saved immediately before and after PIE, a crash can occur

UE - Gameplay - Blueprint - Dec 14, 2015

Using PostLoad in a class that has a Blueprint derived from it can result in a crash if the Blueprint is saved immediately before and after PIE. CrashReporter Link: [Link Removed] ...

Editor crashed on exporting a skeletal mesh twice after garbage collection occurs

Tools - Sep 21, 2017

Issue was occurring with wildly varying repro steps, after speaking to Jurre and enabling gc.CollectGarbageEveryFrame 1 it was easy to conistenty reproduce this issue. note: I was getting this iss ...

Editor crash on blueprint compile that contains edited BP Struct

UE - Gameplay - Blueprint - Sep 11, 2017

When a blueprint graph contains a "Make Struct" node for a blueprinted Struct, changing any pin's type causes the editor to crash when the blueprint is compiled. Regression: No - same behavior occu ...

Editor crashes when selecting compile after copying a Custom event to another blueprint

UE - Gameplay - Blueprint - Jul 28, 2016

User will hit an ensure first when pasting a copied custom event, and will crash after compiling. ...

Movie Render Queue Console Variables settings do not apply to existing jobs when preset is saved.

UE - Anim - Sequencer - Oct 6, 2020

Console Variables settings will not update existing jobs when saved to a preset that they both use. ...