Crash on deleting an actor after undoing a prior delete

If an actor contains a custom SceneComponent that creates another component that is tagged with Transient and DuplicateTransient, deleting/un-deleting/deleting the actor again will cause the editor ...

Artefacts with Volumetric Clouds

UE - Graphics Features - Nov 2, 2022

(Enduring Games) Please see UDN - Case includes project and potential fix from customer. Need to verify that it does not affect other parts of the volumetric composition. bHasValidSamples is the sam ...

Editor iOS rotation specifiers are not followed (especially Portrait)

UE - Platform - Apple - Oct 20, 2023

Specifying which orientations the iOS app supports are not honoured correctly.  ie: a landscape only game will still render in Portrait mode even when Portrait is disabled in the iOS Settings panel ...

Blueprint function-local variable properties don't copy metadata from the source FBPVariableDescription

UE - Framework - Blueprint Compiler - Jan 23, 2025

FKismetCompilerContext::CreateUserDefinedLocalVariableForFunction() does not copy the metadata from the source FBPVariableDescription entry. Class variables work because there is code for that in FK ...

"Directions are not compatible" when using Blueprint node with meta = ( ExpandEnumAsExecs = "Branches" ) in only Animation Blueprint.

UE - Gameplay - Jul 28, 2016

When using a custom Blueprint node with the meta tag, "ExpandEnumAsExects" Animation Blueprints get "Directions are not compatible" while other Blueprint classes are able to compile the same node. ...

Crash when opening maps and blueprints in user's project

UE - Gameplay - Blueprint - Feb 23, 2015

Crash when opening maps and blueprints or PIE in user's project. [Link Removed] Possibly related [Link Removed] -30763-strategy.log is the first log, which indicated that the user's custom "Civil ...

Add 'restart editor' popup when changing 'enable UV from hit result'

UE - Gameplay - Jul 13, 2016

The Support UV From Hit Results flag in Project Settings does not take effect until the user restarts the editor. Enabling this doesn't let the user know that they have to restart the editor. ...

Slow-rendering thumbnails can be queued up for real-time updates

UE - Editor - Content Pipeline - Content Browser - Sep 22, 2016

A licensee is seeing performance drops while using the editor due to a custom thumbnail renderer taking a while to generate thumbnails while Real-Time Thumbnail rendering is enabled, and has request ...

Plane Constraint Normal is not Properly Reset

UE - Simulation - Physics - Jan 26, 2016

In the Character Movement Component, setting the Plane Constraint Normal to a value other than default, and then attempting to change the value back to the default does not revert to the default val ...

[Feature Request] Improve FExtensibilityManager to afford better specialization of context types

Tools - Oct 11, 2016

Currently FExtensibilityManager assumes that all extensibility is going to operate on TArray<UObject*>. Moving forward, we want to be able to supply custom, domain-specific context information to e ...