Set Material for a DM in the Construction script will result in a crash

UE - Simulation - Physics - Destruction - Jun 3, 2015

Setting a material in a BP construction script after setting a DM will result in a crash. This will render the BP inaccessible once the project reloads. Opening the BP will result in an instant cras ...

Crash when adding multiple collision types to a mesh

Tools - Jan 27, 2017

Adding various collision types to a single mesh will cause it to hard crash the editor. No Crash Reporter window will open. Note that this happens with the user's mesh, but I was not able to repro ...

Editor crash when using Animation BP pose watch

OLD - Anim - Apr 7, 2020

We encountered a crash when using Anim BP Pose Watches to inspect poses on actors in a PIE instance. Specifically it seems ending the PIE session while the Anim BP is still watching the actor in the ...

Crash when applying force on event tick to DM

UE - Simulation - Physics - Destruction - Jun 19, 2015

When using a DM and applying force via blueprints with event tick will cause a crash. Workaround: Using a timer instead will not cause any crash even with very low values. Crashreporter: [Link Re ...

Adding Angular Impulse on Begin Play causes a Crash

UE - Simulation - Physics - Jun 29, 2016

Calling Add Angular Impulse on BeginPlay causes the editor to crash. Workaround: Adding a short (.01s) delay after BeginPlay prevents the crash. Regression: No, crash occurs in 4.11.2 as well. ...

User's Asset is causing a crash assertion on LayoutUV.cpp

UE - Graphics Features - Oct 21, 2014

User's asset is causing a crash on the User's Computer and on the Main Branch here, it is causing a soft crash (I have to CTRL-ALT-DELETE to close the editor.) ...

Crash Occurring in Standalone When a Loaded Sub Level Contains an Actor With a Child Actor Component

UE - Gameplay - Nov 30, 2016

Standalone is crashing when a map containing a sub level that has an actor containing a child actor component is streamed in, or if the level is set to be always loaded. To be clear, this is not c ...

Alembic Geometry Cache crash with multiple meshes

OLD - Anim - Sep 1, 2016

Importing an Alembic geometry cache will cause a crash with multiple assets. Test asset attached that can reproduce this. When I tried with a couple of simple shapes from 3Ds Max I did not get the ...

Crash at UAnimInstance::DisplayDebug() when a montage ends

UE - Anim - Runtime - Nov 8, 2022

UDN case : [Link Removed] We are seeing a crash in UAnimInstance::DisplayDebug() at the following line: FString MontageEntry = FString::Printf(TEXT("%i) %s CurrSec: %s NextSec: %s W:%.2f DW:%.2f ...

ServerTravel from a map with a GameMode set to Use Seamless Travel and then ServerTravel back from a map without Seamless Travel enabled will crash the editor

UE - Networking - Mar 3, 2015

ServerTravel from a map with a GameMode set to Use Seamless Travel and then ServerTravel back from a map without Seamless Travel enabled will crash the editor. Reproduced in 4.7.1 binary and Main ( ...