Fatal error when creating listen server on an instance with a PendingNetGame

UE - Networking - Apr 28, 2025

This seems to occur because the PendingNetGame is not destroyed when the instance browses to the new level to start listening. In UEngine::LoadMap, UWorld::SetGameMode will create the game mode, pro ...

Converting a landscape to blueprint crashes editor

UE - Gameplay - Blueprint - Sep 17, 2015

Converting a landscape to a blueprint immediately crashes the editor. Frequency: 2/2 ...

If Master Pose Component is occluded, all target components stop animating

OLD - Anim - Aug 18, 2015

When using "Set Master Pose Component", child components only animate for a few seconds if the Master Component goes out of view of the player camera. In the attached project, the master pose compo ...

Editor freezes then crashes while attempting to save during PIE

UE - Gameplay - Blueprint - Jun 8, 2015

A level blueprint that has blueprint functions on keybound events freezes and crashes when in PIE and save is pressed. Frequency: 7/7 Crashreporter: [Link Removed] Note: If all level blueprint n ...

Using the 'Show Only Selected' Option with Grouped Actors Selected in the Viewport Still Hides the Grouped Actors

Tools - May 18, 2015

When selecting grouped actors within the viewport and attempting to use the 'Show Only Selected' visibility option from the right-click menu, the actors will be hidden. It is only when you select th ...

Instanced Static Meshes Incorrect Normals when Scaled Non-Uniformly

UE - World Creation - Worldbuilding Tools - Foliage - Apr 2, 2015

When comparing the World Normals of an Instanced Static Mesh being scaled non-uniformly to that of a regular Static Mesh, their normals do not match one another. I have attempted to look over the d ...

Content in the BP Templates folders is located in a subfolder with the name of the template along with empty folders

Docs - Samples - Jan 16, 2015

Content in the Blueprint Templates folders for 4.7 templates (by default: C:\Program Files\Unreal Engine\4.7\Templates) is located in a subfolder with the name of the template. The rest of the folde ...

Client Characters that slide past the Server Character while on top of a Movable Actor can become de-synchronized from their Server counterpart

UE - Networking - Sep 9, 2015

Client Characters that slide past the Server Character while on top of a Movable Actor can become de-synchronized from their Server counterpart. Does not occur on top of Static Actors. Hard to expl ...

Html5 packaging fails on Windows if the user has HOME env var

UE - Platform - Mobile - Oct 3, 2016

If user has HOME env var, Html5 packaging creates .emscripten folder within the location specified by HOME, not the expected intermediate location(like C:\Program Files\Epic Games\4.13\Engine\Interm ...

Cannot Access Spawn Actor From Class Inside Function Library

UE - Gameplay - Blueprint - Jun 1, 2016

Spawn Actor From Class is not accessible inside of a blueprint function library. It is expected that it would be accessible and would come with an exposed world context object pin. ...