Unreal Engine Issues

Performance will drop in PIE if simulate physics is toggled rapidly on an actor with attached components

Performance will drop in PIE if simulate physics is toggled rapidly on an actor with attached components User Description: Simulating physics for Primitive components causes severe performance dr ...

Editor windows do not lose focus when minimized on Linux

Using Ubuntu 15.04, editor windows do not layer correctly when minimized. Control remains with the minimized window. Ex. After minimizing a blueprint window, right clicking will still act as thoug ...

Opening a project that contains an actor in viewport with a child actor component of type TextRenderActor crashes the editor

If a blueprint with a child actor component of type TextRenderActor is added to a level and the editor is saved, closed, and reopened, the project will crash with the following assert: Assertion ...

Custom Component class does not show up in Add Component list

Creating a code component class and marking the UCLASS() macro with meta=(BlueprintSpawnableComponent) does not allow the component to be used inside blueprints. Workaround: Adding ClassGroup=( [Gr ...

Cannot Rename or Delete Event Dispatchers if they are named "color"

Event Dispatchers cannot be renamed or deleted after being created if the name used is "color". ...

Instanced meshes spread further apart as size increases

As the size increases on instanced static meshes, they spread further apart, causing unwanted breaks in tiling. This increase is proportionate to the increase of size. Note: Despite the collision ...

Crash when Moving a Single Foliage Instance with over 15k Painted Instances

A licensee is reporting a crash when he transforms/moves a single instance of foliage, when there are 15,000 or more painted instances of that mesh in a single map. Regression Yes, I tested the sam ...

Setting fullscreen resolution while playing in Windowed Mode

When launching/playing a game in windowed mode, the lower resolution settings remain when using the command "r.setRes 1920x1080f." The user is saying for example if he runs the command "r.setRes 64 ...

LIVE: AnimBP States and Transitions no longer have the option to enter Custom Blueprint Events

In 4.5 and previous versions, a State or Transition node had a Custom Blueprint Event field in the Details panel under Animation State for three events. AnimBP States and Transitions no longer have ...

Editor discarding valid navmesh with world composition