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 ...

Destructible attached with a Physics Constraint ignores Start Awake on play

UE - Simulation - Physics - Destruction - Jul 26, 2016

Destructible attached with a Physics Constraint ignores Start Awake on play The Destructible component is set to simulate physics, but on play physics is not simulated unless the destructible is to ...

Edge Screen Artifacts when calling Widget Blueprints to the Viewport and toggling Fullscreen Mode

UE - Editor - UI Systems - Apr 6, 2016

Widgets called to the Viewport with Fullscreen enabled, will eventually cause artifacts to appear on the edges/borders of the screen. There is currently a forums post with multiple users reporting ...

AIPerception components inherited from a native parent class do not expose the DetectionByAffiliation field on senses for editing in the Blueprint editor's Details view.

UE - Gameplay - Blueprint - Dec 15, 2017

The "Detection by Affiliation" field cannot be edited in the Blueprint editor's Details view for an inherited AIPerception component in the "Senses Config" array if the AIPerception component is inh ...

Constant Feedback/Static Noise while In Editor

UE - Editor - UI Systems - Slate - Jan 22, 2015

When running the Editor some users are reporting they are hearing consistent static noise. Currently there are some random workarounds to reduce or eliminate this noise, but the source of the proble ...

Objects with QueryOnly collision push Physics objects

UE - Simulation - Physics - Jul 8, 2015

From UDN: We are having an issue where a cube physics actor simulating physics is being pushed around by a characters character mesh while walking around on top of it. If i set the character mesh ...

PlayerController isn't tickable during pause while using the 'Set Tickable When Paused' node

UE - Gameplay - Jun 18, 2015

PlayerController isn't tickable during pause while using the 'Set Tickable When Paused' node. https://answers.unrealengine.com/questions/243791/camera-ticks-but-does-not-update.html User Descriptio ...

Widget causing ensure to trigger on end play

UE - Editor - UI Systems - Nov 15, 2019

Widget is causing an ensure to be hit when exiting gameplay.  Tested in: 4.24 Preview2 CL#10091930 , 4.25 CL#10183780 Attached URL's from the user:  https://forums.unrealengine.com/community/ge ...

ChunkDownloader does not support Apple's On-Demand Resources

UE - Platform - Apple - Mar 11, 2022

ChunkDownloader etc are meant to work with your own hosting or CDN, ie something you can download with a https:// URL. Even though [Link Removed] system does appear to be https, ChunkDownloader does ...

User's project is crashes after adding a "Spawn actor of Class" and then trying to compile

UE - Gameplay - Blueprint - Jan 29, 2015

When adding a "Spawn actor from class" node to the blue print "BP_Node" in the project found at this link (https://answers.unrealengine.com/questions/158706/47-preview-3-spawn-actor-node-causes-cr ...