[Crash]-[Reimport] - Crash on reimporting CAD file with deleted light sources

UE - Editor - Content Pipeline - Datasmith - Importer - Jul 6, 2018

Adding a node or variable to a component referenced by another actor crashes editor

UE - Gameplay - Blueprint - Aug 3, 2015

If compile is pressed after adding a variable or node to a blueprint component that has a variable referenced within another blueprint actor, the editor immediately crashes. Frequency: 1/1 Crashr ...

Cancelling level save due to previous save crashes editor

UE - Foundation - Core - Sep 12, 2016

If a level has been saved as two different levels and a new save initiated, the editor will crash if the overwrite is cancelled. Frequency 3/3 Regression (Yes) issue (does not) occur in 4.12.5 ...

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 ...

Importing a t3d filetype will cause a crash

UE - Editor - Content Pipeline - Import and Export - Jun 15, 2016

!!! Changes between version 4.12 and 4.13 for importing these !!! 4.12 There is a crash when importing any t3d (legacy) file through File > Import Into Level using the t3d file option. 4.13 The ...

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. ...

Crash when adding an Event Write node to a Niagara Scratch Pad module

UE - Niagara - May 13, 2021

It seems that the crash is related to all of the "Write" events. I tested the Event ChaosDestruction Write, Event Float Write, and Event Bool Write and all 3 caused the crash, but their "Read" count ...

Crash setting actor rotation via details panel in VR editor

UE - Editor - Workflow Systems - Feb 3, 2017

Crash attempting to input value for Rot Y in a floating details panel. Found on //UE4/Release-4.15 CL-3283184. Reproduces in Binary and P4 versions of the editor. Reproduces in //UE4/Main CL-3283 ...

Ensure compiling a blueprint with itself as a Child Actor Component

UE - Gameplay - Blueprint Compiler - Aug 16, 2017

Ensure occurs when the user creates a cycle with a blueprint containing itself as a child actor component. ...