Crash occurs when undoing the adding of a node connected to an in-use reroute node

UE - Gameplay - Blueprint Editor - Mar 20, 2018

REGRESSION Yes, this does not occur in 4.19.0 or in 4.18 Crash occurs when the user adds a node off a reroute node that's already in use, and then undoes that action. Found when testing around [Li ...

Unexpected behavior from moving multiple widget components with render transform

UE - Editor - UI Systems - May 10, 2017

Unexpected behavior occurs from moving multiple widget components with render transform applied to them. The individual components seem to change relative position or rotation when being clicked and ...

Unable to select foliage by left clicking after 1.5 k foliage meshes placed

UE - World Creation - Worldbuilding Tools - Foliage - Aug 28, 2017

When using the foliage tool, once the mesh count reaches around 1.5k and higher you will be unable to select individual meshes by using the mouse. The lasso tool and the select all tool work as inte ...

Possession is not replicated properly to some clients

UE - Networking - Nov 8, 2018

A user has reported an issue where Possession replication or Character Movement replication, unsure of which, is not working properly for some clients. It seems to work fine for the first client but ...

[CrashReport] Access violation - FBlueprintCompilationManagerImpl::ReinstanceBatch

UE - Gameplay - Blueprint - Jul 20, 2017

This is a trending crash in the 4.17 Preview. Unfortunately users have not provided any additional information. There is no record of this crash occurring in 4.16.2, so it is possibly a regression. ...

Shipping build crash when unplugging then replugging Oculus HMD

UE - Platform - XR - Nov 9, 2016

Game crashes in shipping build when un-pluging the Oculus HMD, then plugging it back in. Confirmed in 4.13.2 from the launcher, did not repro via same steps in 4.14 preview 3 ...

[CrashReport][Assert] UnrealEditor-RHI!FRHIResource::MarkForDelete() [Engine/Source/Runtime/RHI/Private/RHIResources.cpp:49]

UE - Rendering Architecture - Materials - Dec 18, 2024

One of the users described this issue as below. "At seemingly random times while working in the material graph, some action will cause a hitch or freeze, and quickly after the engine will crash, an ...

Crash opening projects from GitHub master branch

Tools - Sep 1, 2015

Trying to create/open projects in the current github master branch will quietly fail at 94% with no crash error or logs.UE4Editor-Core.dll!rml::internal::Block::findObjectSize() UE4Editor-Core.dll! ...

Render target size mistmatch in ShaderDrawDebug

UE - Graphics Features - Jun 9, 2020

We found a d3d debug validation assert in RDG_EVENT_NAME("ShaderDrawDebug"), with the full DLSS integration. It however also reproduces in  (4.25.1-release, dev-rendering and the plugin branch with ...

Error using Panoramic Capture Plugin with an absolute path

UE - Media Framework - Nov 17, 2023

When using the Panoramic Capture Plugin to render 360-degree images, it is possible to specify the output directory of the generated files. This can be any absolute path, or any relative path starti ...