Unreal Engine Issues

[Feature Request] Support Lighting Channels for Skylights

Lighting channels for skylights would help for streaming levels that include both outdoor and indoor environments. https://forums.unrealengine.com/development-discussion/rendering/78203-lighting-ch ...

Collapsing a local variable Get/Set node into a new function or macro will result in a BP compile error.

We currently overlook local variables being collapsed into new function and/or macro graphs, where they are no longer in scope. Current workaround: Manually delete local variable "get" and "set" no ...

Area lights reflections are not occluded by objects between reflection and the light

Adding an output to the default function of a Blueprint Interface now requires the Interface to be compiled in order to change the output's values

In 4.27 immediately upon adding an output to the default function that output can be edited without needing to be compiled. In Preview 2 once an output is added the Blueprint Interface needs to be c ...

Crash Occurs When Attempting to Pass a Struct Containing an int64 into a Blueprint Function

Attempting to pass a struct containing a variable of a type that is not compatible with blueprints into a blueprint function causes the editor to crash upon PIE. Found in 4.10.2 binary. Reproduced ...

It is possible to rename a Function Output the same as a Local Variable, which causes a compile error

It is possible to rename a Function Output the same as a Local Variable, which causes a compile error: Error Internal Compiler Error: Tried to create a property TestVar in scope NewFunction_0, but ...

Setting Transform (rotation) On Streamed Level Breaks Lighting

When changing the transform rotation of a streamed level or an instance of a streamed level the lighting breaks. ...

Interface functions inherited after a duplicated actor blueprint is reparented to the blueprint it was duplicated from cannot be deleted.

Interface functions inherited after a duplicated actor blueprint is re-parented to the blueprint it was duplicated from cannot be deleted. Note that the inherited function can be deleted in a new ac ...

Light as If Static setting does not Persist when Re-opening Project

This bug was originally entered back in 4.8 as [Link Removed], but was closed as by design. The reason was, the mesh did not have Lightmap UVs, so using the 'Light as If Static' option would not wor ...

Can't call Load Stream Level in a Blueprint function

"Load Stream Level" can be called in the Event Graph of any Blueprint but it can't be called in a Blueprint Function or Function Library. This was reported in and tested in 4.19 (CL-4033788) and re ...