Investigate code in SViewport.cpp that makes use of TWeakPtr's to see if it can be altered to better protect against a possible crash.

Tools - Aug 31, 2015

A user reported a one-time crash that possibly occurred when a TWeakPtr became invalid immediately after passing an IsValid check, before the TWeakPtr could be used. The SViewport.cpp file contains ...

Self-Shadowing changes when click on and off an actor

Rendering - Jun 19, 2015

Given a Movable Light with a Movable Mesh with enabled Self Shadow Only, the mesh will not cast inset shadows (despite this option begin forced to true according to Tooltip) unless the mesh is selec ...

Cannot access Make MaterialSpriteElement Struc

Rendering - Apr 16, 2015

You cannot access the Make MaterialSpriteElement Struc since 4.6 when pulling off a Material Billboard Component Set Array Elem setup. In 4.5[Image Removed] In 4.7.5[Image Removed] also reproduce ...

Dynamic Parameters do not function in Beam Emitters

Rendering - Apr 10, 2015

Transfered Issue from TTP # 298314, originally opened in TTP on 6/3/2013 and updated with Answerhub post information on 5/18/2014 Dynamic Parameters cannot be used with a Beam Emitter, they pass no ...

Attaching New Camera Actor to Spring Arm Component does not set the Location Correctly

Gameplay - Blueprint - Apr 2, 2015

After adding a new Camera Actor Component within Blueprints to an existing Spring Arm Component, the Camera Component adopts the location settings , but does not set its location within the viewport ...

Stat FPS will freeze a project when packaged for shipping

Core - Mar 31, 2015

If you have an Execute Console Command node in your level blueprint with a pressed key executable node, The project will freeze if packaged for shipping when 'Stat FPS' in in the Command box. Test ...

Rendering out PNG Sequence from Matinee yields Transparent PNGs

Tools - Mar 30, 2015

When rendering a movie out as a PNG sequence, the PNGs are all rendered with Transparency and require the addition of a Black layer before the frame can be viewed as in the Matinee. Went back and t ...

Media Sound Wave Does Not Play after Packaging

Tools - Mar 19, 2015

After testing multiple different ways to get a Media Sound Wave to play in sync with the associated Media Player Asset, I feel it is very hard to get the sound to even play. Not mentioning getting i ...

On level restart, user receives LogNetPackageMap warnings in networking project with seamless travel

Networking - Mar 19, 2015

On level restart, user receives LogNetPackageMap warnings in networking project with seamless travel. Warning message: LogNetPackageMap:Warning: Using None instead of replicated reference to MyAct ...

Properties of a struct within an object that is instanced inline inside an ActorComponent cannot be edited.

Gameplay - Blueprint - Mar 17, 2015

If an object containing a struct is instanced inline inside ActorComponent, the properties of the struct cannot be edited. This only happens if the ActorComponent is added to a class by using Create ...