SetGamePause does not affect Sequencer pause if using audio clock as source

UE - Audio - Sequencer - Oct 24, 2025

We’ve run into some unexpected behavior when combining SetGamePause(true) with Level Sequences. When calling SetGamePause(true) while a Level Sequence is playing, the visuals pause correctly, b ...

Having a block in layout before switching to overlay strategy affects the overlay output.

UE - Anim - Mutable - Mar 5, 2026

Issue: If "Resizable" Layout Strategy contains a block, it will influence the "Overlay" Layout Strategy. Expected behavior: When using "Overlay" Layout Strategy, it should disregard whatever the "R ...

Crash on draw material to rendertarget

UE - Graphics Features - May 5, 2017

This crash has started occurring in 4.15.2. It seems to be a regression from 4.15.1. ...

CLONE - Crash on draw material to rendertarget

UE - Graphics Features - May 19, 2017

This crash has started occurring in 4.15.2. It seems to be a regression from 4.15.1. ...

[CrashReport] Assertion failed: GetOuter()==NULL in UE4Editor_Core!FText::IsEmpty

Tools - Apr 17, 2017

This is a top 10 crash affecting many users. It is believed it may be related to the auto listen / reimport feature. The callstack shares similarities to past tickets, such as:[Link Removed][Link R ...

Wind affects cloth in scene when there is no Wind Directional Source actor placed

UE - Simulation - Physics - Character - Jun 22, 2015

If a character with a cloth simulation or a mesh with a cloth simulation is in the scene there is wind force that is being applied to the cloth. The only way to remove this is by setting a Wind Dire ...

Collision on rolling ball template floor incorrectly affects player character

Docs - Samples - May 27, 2015

In the rolling ball template, the new floor meshes cause the player character to jump when the player has not pressed any jump commands. It occurs more often if the players movement has been increas ...

Unable to save blueprint after Hot Reload that affects the class the blueprint is based on

UE - Gameplay - Blueprint - Sep 14, 2015

After hot reloading a project, if the class a blueprint is based off of was edited, the blueprint is unable to be saved due to being referenced in Engine/Transient. Project for Repro: [Link Removed ...

r.Shadow.RadiusThreshold and r.Shadow.FadeResolution not affected by Scalability Settings

UE - Graphics Features - Apr 20, 2018

r.Shadow.FadeResolution and r.Shadow.RadiusThreshold values in DefaultScalability.ini are not being applied ...