Media Player Crashes Engine When Attempting To Preview Video In Editor

Media Framework - Nov 18, 2016

When attempting to play an mp4 video in the medial player the engine will crash. I've tested another video that didn't cause a crash. It is also in the movies folder in the project file attached. ...

Running a VR template packaged game with -nohmd results in an AudioDevice crash

UE - Platform - XR - Mar 18, 2021

Running a VR template project with -nohmd causes the packaged game to crash on launch. Running with just -vr doesn't result in a crash. Tested in //UE4/Release-4.25 @ CL 14469661 and did not encoun ...

Attempting to connect to Perforce source control causes a crash

Tools - Oct 16, 2015

Selecting Perforce from the list of source control options will cause the editor to crash. Crash Reporter [Link Removed] May also be the same as: [Link Removed] REGRESSION? Yes. Issue did not occ ...

Editor crash on BP recompile with custom FRuntimeFloatCurve variable

UE - Gameplay - Blueprint - Nov 13, 2017

When a class contains a FRuntimeFloatCurve variable, compiling a blueprint of the class causes the editor to crash once a key has been added to the curve and selected Regression: Yes, the provided ...

AbilitySystemComponent::NotifyAbilityEnded Can Crash due to Callbacks Invalidation Specs

UE - Gameplay - Gameplay Ability System - Oct 11, 2023

Pasting from the UDN: Unsafe code in AbilitySystem can lead to crash when granting an ability inside OnAbilityEnded Hello. We just ran into a crash. After investigation, it seems to be caused by ...

Crash when copy and paste a Child Actor Component in blueprint.

UE - Gameplay - Blueprint - Nov 14, 2018

A crash occurs when copy and paste the ChildActorComponent, only if the template actor has a DefaultSubObject. There is no crash in the case of using Actor (eg. AActor) without a DefaultSubObject as ...

The crash reporter tool does not start on Windows 8.1 machines when running the Engine built from source code.

UE - Foundation - Core - Dec 5, 2014

The source code to build the Engine that is available from GitHub includes the file dbghelp.dll, which prevents the crash reporter tool from starting on Windows 8.1 machines. This file is not presen ...

Crash occurs when an element of a fixed-size FText array is edited in a Blueprint.

UE - Gameplay - Blueprint - Jan 23, 2017

The Editor can crash if a fixed-size FText array is created. Attempting to edit one of the values of the array in a Blueprint will result in a crash. ...

Crash Occurs While Running EQS Using Add Generated Vector Node

UE - AI - Sep 8, 2016

A crash is occurring when running a custom EQS generator that returns a Point and uses the Add Generated Vector node. This is a regression. No crash occurs with the same setup in 4.12.5. ...

Crash while scrolling through language options in Packaging settings

Tools - Jul 21, 2017

This is a trending crash in the 4.17 preview. This is a regression Broken: 4.17.0-3528061 Worked: 4.16.2-3514769 User Descriptionsproject/settings/intern..language. Crashed it just by scrolling t ...