Crash accessing USplineComponent from Niagara while it is being updated on game thread

UE - Niagara - Aug 13, 2020

I was working with a licensee on something unrelated, and ran into this niagara threading crash. It looks like UNiagaraDataInterfaceSpline::SampleSplinePositionByUnitDistance on one of the niagara h ...

MoviePipeline: HighRes Tiling feature crashes at high resolutions

UE - Anim - Sequencer - MRQ - Jan 4, 2023

If you run with -rdgimmediate -onethread you can get the callstack that indicates that MRQ is still attempting to allocate the full sized texture and not the individual tile size. ...

Crash in FObjectReplicator::StartReplicating when removing replicated uproperty and hot reloading with two players

UE - Networking - May 10, 2016

The editor crashes when the user removes the replicated uproperty from a variable and tries to hot reload while a PIE session with two players is still active. This issue was found while trying to ...

Crash can occur when calling GetSkinnedVertexPosition on a skeletal mesh with a slightly different bone hierarchy than the skeletal mesh whose skeleton it is using

OLD - Anim - Apr 12, 2017

MDW: In progress (Dev-AnimPhys CL 3392820) When calling GetSkinnedVertexPosition on a skeletal mesh that uses the same skeleton as a different skeletal mesh with a slightly different bone hierarchy ...

Crash when adding a camera to shot track if a player track has been added

UE - Anim - Sequencer - May 9, 2016

If the user creates a new sequencer for the level that includes the player character and a shot track the editor will crash if a new camera is set as the camera for the shot track. ...

UE4Editor is crashing after user builds lighting

UE - Graphics Features - Lumen - Jul 22, 2020

Issue reported by user that they are experiencing consistent crashes in UE4Editor have building lighting. ...

Editor Crashes When Attempting to Maximize Standalone Window While a Startup Movie is Playing

Tools - Jun 2, 2017

The editor is crashing when clicking the Maximize button on a standalone window when a startup movie is playing. ...

Crash sometimes occurs when enabling the Gravity tool on part of a Sketchfab object.

TM - Tools - May 4, 2024

Current state Triggering Gravity on element from Sketchfab object's tree, may result in crash. For 100% reproduction rate, download 'Rank 3 Police Unit' object and apply Gravity to its element 'Rank ...

Crash upon clearing Sequence Record settings in C++ with the window open

UE - Anim - Sequencer - Feb 10, 2017

Resetting the Sequence Record settings in C++ while the Sequence Recorder Window is open causes the editor to crash Regression?: No This also occurs in 4.13 ...

Editor crashes when setting return value pin to object variable in widget blueprint

UE - Gameplay - Blueprint - Apr 9, 2015

Editor crashes when attempting to set an object variable to a return value within widget blueprints. Frequency: 2/2 Crashreporter: [Link Removed] ...