Deprecate GeometryCollectionDebugDrawActor and its Component

UE - Simulation - Physics - Destruction - Oct 1, 2020

/// We are going to deprecate this component for the UE5 release.  /// The issue also reproduces if console command"p.gc.ShowRigidBodyId -1" is executed in PIE The issue can be reproduced ...

[CrashReport] Commandlet crash - UE4Editor_Engine!FAnimationUtils::CompressAnimSequenceExplicit() [animationutils.cpp:621]

OLD - Anim - Sep 7, 2017

This is an infrequent commandlet crash that has affected a number of users exclusively in 4.17.1 (possible regression from 4.17.0?). There are also two instances of older cases in 4.13 and 4.15, bu ...

Material Stats returning Incorrect Sampler and Instruction Counts

UE - Graphics Features - Mar 9, 2017

When creating and modifying a material, the base Texture Sampler count and instructions are returning incorrect values. In 4.14.3 whenever you create a new material the Texture Sampler count is 0/1 ...

Adding assets to a project on a drive that is full still creates the file at the desired location instead of in a temporary location and provides no information as to why the asset is failing to load, corrupting the asset

Tools - Oct 31, 2016

Adding assets to a project on a drive that is full still creates the file at the desired location instead of in a temporary location and provides no information as to why the asset is failing to loa ...

Editor Crashes When Attempting to Change Units in Project Settings

Tools - Aug 17, 2016

The editor crashes when attempting to make a change to the units located in Edit->Project Settings->Editor->Appearance. The crash occurs as soon as one of the dropdowns is clicked. This is a regr ...

[CrashReport] UE4Editor_UnrealEd!UTransBuffer::Cancel() [editortransaction.cpp:697]

Tools - Nov 17, 2016

This Jira was created from CrashReports submitted by the public due to the high number of occurrences. Error message: Assertion failed: (Index >= 0) & (Index < ArrayNum) [Link Removed] [Line: 833] ...

Electra video playback fails if project or package is under multibyte characters path

UE - Media Framework - Sep 16, 2022

The URL parser encodes the input path to a URL-encoded path even if it is local, so if the path contains unicode characters (such as Japanese Kanji ), the media file cannot be read. Following worka ...

CreateDynamicMaterialInstance will pull from the base rather than overridden mesh on SkinnedMeshComponent when run from construction script

UE - Framework - Blueprint - Feb 6, 2025

When UPrimitiveComponent::CreateDynamicMaterialInstance is called on a skinned mesh, and the input material is invalid, we call USkinnedMeshComponent::GetMaterial to get the base material on the exi ...

Nativized widget with String table data crashes packaged game

UE - Gameplay - Blueprint - Jun 1, 2017

There is a crash that is occurring for packaged games that use the string tables and nativized blueprints. This issue only affects a packaged build of the game. Testing for this issue did not yield ...

Replication issues & warnings if a client hitches while the server seamless travels

UE - Networking - Jul 28, 2020

If a client hitches while a server performs a seamless travel, the client will get multiple lines of logspam of these warnings:Warning: UActorChannel::ProcessBunch: SerializeNewActor failed to find/ ...