Replicated variables on the server do not replicated on the client

UE - Networking - Feb 18, 2015

After setting a replicated variable to true on the Server the Clients still show the variable as being set to false. ...

Cannot change color and opacity via animation key frames for text blocks in UMG

Tools - Nov 12, 2014

Changing the color and/or opacity setting for a text block does not register with the autokey when animating in UMG. Because of this users are unable change these settings dynamically via the animat ...

UWorld::UpdateWorldStreamingState in World.h has no implementation anywhere in the Engine, and is not referenced anywhere in the Engine.

UE - Gameplay - Nov 11, 2014

The UWorld class contains a declaration for UWorld::UpdateWorldStreamingState in World.h, but there is no implementation in World.cpp, and no reference to UpdateWorldStreamingState anywhere else in ...

Translation Editor submenu does not open

UE - Editor - UI Systems - Localization - Dec 10, 2014

Currently, if a user turns on the experimental feature "Translation Editor", then attempts to access the submenu for it, the submenu will not open. Note: This has worked in internal builds since 4 ...

Hidden Actors on the foliage menu re-open when the editor is re-opened

UE - World Creation - Worldbuilding Tools - Foliage - Nov 18, 2014

If a user hides the details of a foliage actor in the foliage tool menu, then saves and closes the editor the details will re-open upon re-opening the editor. ...

StaticMesh->RenderData->LODResources[0].IndexBuffer empty in Standalone games.

UE - Gameplay - Nov 14, 2014

GetArrayView is returning incorrect values in Standalone games. The correct values are returned when played in Editor. ...

Dangerous Casts in Editor Modes

Tools - Dec 15, 2015

User found that our editor mode functions don't do static casts, and thus you can cast to classes that don't share a common base class with the pointer class we're casting from, resulting in some na ...

Striped Stencil Artefacts across scene under OS X using ATi 4xx0 GPUs

UE - Platform - Apple - Nov 21, 2014

From AnswerHub: Lighting problem [Mac] I am currently testing UE4 on a Mac at my college, but there are these strange lines where light is being cast onto surfaces. I'm currently wondering if this i ...

Using the "-opengl" commandline argument on a client project will trigger an Access Violation breakpoint.

UE - Graphics Features - Dec 3, 2014

Running a client in debug mode in Visual Studio with the "-opengl" commandline argument will trigger an Access Violation breakpoint. ...

Visual glitches on Mac OS X using an Intel GPU while playing HW accelerated H264 video

UE - Graphics Features - Dec 2, 2014

This looks to be a system driver bug, but logging here for transparency and future reference. It took me a long while to figure out that the key issue is a conflict during blit between UE4 and the H ...