RebuildRenderData is still not safe during cook time

UE - Gameplay - Paper2D - Apr 21, 2015

https://answers.unrealengine.com/questions/215370/some-sprites-tiling-into-tiny-grid-in-packaged-ver.html UTexture2D::ConditionalPostLoad doesn't wait for the render data to finish caching outside ...

Dialog Windows Still Displayed when Editor is Minimized on Macs

UE - Platform - Apple - Jun 25, 2015

There are some dialog windows that will render on top of other external applications when the editor is minimized and does not have focus.....i.e. 'Building Lighting' and 'Auto-Save' dialog windows. ...

BlueprintReadWrite erros when using Make and Break Bone Driven Controller nodes

UE - Gameplay - Blueprint - Oct 28, 2016

BlueprintReadWrite erros when using Make and Break Bone Driven Controller nodes EDIT [[Link Removed]] (see comments): I think the solution should to only offer the make/break nodes for non-"Bluepr ...

Stacked Material Nodes become difficult to read

UE - Rendering - Architecture - Materials - May 13, 2015

Material Nodes, particularly Constant Vector 3s and Texture Samples, become difficult to read when users overlay them like stacked cards. [Image Removed] Also reproduced in Main Promotable-CL-2548 ...

Packaged projects do not render in web page using Safari 10.0

UE - Platform - Mobile - Aug 9, 2016

My Macbook Pro uses an Nvidia GeForce 750M and was on Safari 10.0 when this occurred. This did NOT occur on a Macbook Pro with the same card and using Safari 9.1.2. This did NOT occur on an iMac wi ...

[REGRESSION] Export has missing entities, randomly.

UE - Editor - Content Pipeline - Datasmith - Exporters - Nov 9, 2018

Reported by users on the forum (https://forums.unrealengine.com/unreal-engine/unreal-studio/1548249-unreal-studio-beta-4-21-release) I can reproduce locally with sample scene from Revit. Regre ...

Editing the value of an Array Variable in an Actor Component's bp Details panel will collapse the expanded array

UE - Gameplay - Blueprint - Mar 27, 2015

Editing the value of an Array Variable in an Actor Component's bp Details panel will collapse the expanded array. Found in 4.7.3 but also reproducible in Main 2491982. Another user reporting the i ...

Server doesn't process anim notifies with montage tick type set to queued when bad network conditions occur

UE - Anim - Gameplay - May 3, 2023

After some testing this issue looks to only occur with queued notifies and not with branching point notifies. UDN: https://udn.unrealengine.com/s/question/0D54z00009643x4CAA/server-doesnt-process-a ...

Unable to abort Does Path Exist in Behavior Tree

UE - AI - Dec 7, 2017

On the decorator node 'Does path exist" the only option for Observer aborts is None. Based on our documentation for the node it is supposed to also have Self, Lower Priority, and Both as options for ...

Crash upon taking a screenshot on Gear VR

UE - Platform - XR - Jul 13, 2017

Using the shot console command or the RequestScreenshot function to take a screenshot in Gear VR causes the app to crash. This was tested on Android-19, ETC-1 configuration, with both Developer Mode ...