Hot Reload Crash involving variables in USTRUCTs

UE - Foundation - Cpp Tools - Hot Reload - Sep 1, 2016

This issue was created for this UDN post: https://udn.unrealengine.com/questions/306933/hotreload-crashbad-behavior-when-addingremoving-pa.html This repro is based off his last repro, cutting it do ...

Segment to Segment Navigation links not usable/working

UE - AI - Dec 3, 2015

A licensee asked about SegmentLinks not working. These were apparently disabled because they were buggy and are waiting to be fixed, but not currently being worked on. Adding this to JIRA since ther ...

CommitMapChange doesn't fully deal with sub-levels

UE - Gameplay - Jan 12, 2017

Per https://udn.unrealengine.com/questions/329206/crashes-when-streaming-levels-in-414.html When inspecting the code for this report, it has become clear that the streaming levels of the incoming m ...

UV merging issue when merging meshes with multiple materials

UE - LD & Modeling - Modeling Tools - Mesh Editing - Jul 15, 2019

See https://udn.unrealengine.com/questions/505632/view.html for more details Repro: -Have a mesh with 3 sections and 3 materials, assign section 1 to material 1 and section 2&3 to material 3. -Pla ...

Material Function Warning: Only transparent or postprocess materials can read from scene depth.

UE - Rendering - Architecture - Materials - Jul 14, 2015

In a material function, after adding a scene depth node and applying it to the Output Result node a warning pops up. This warning is Only transparent or postprocess materials can read from scene dep ...

LIVE: On MAC, Atmospheric Fog Preview Renders Incorrectly with Default Settings

UE - Platform - Apple - Nov 14, 2014

On a Mac, Following the tutorial located here: https://answers.unrealengine.com/questions/132223/macbook-pro-preview-rendering-issues.html When opening a new level, the atmospheric fog renders soli ...

Copy/paste/duplicate has no effect on Linux

UE - Platform - Linux - Oct 21, 2015

Attempting to copy/paste or duplicate a node in blueprint or HUD element in a widget blueprint does not create a copy of the node or element. Edit: This also applies to copying nodes in the materi ...

Blackboard interaction crashes engine

UE - AI - May 15, 2015

User Description: "I'm trying to implement AI and following zoombapup's Guard AI YT tutorials. Whatever I do within Blackboard crashes the engine. Yes even a single click on Self key. Here's the dum ...

Crash on Importing a specific Large Static Mesh FBX

Tools - Dec 22, 2015

A User's specific Static Mesh FBX made from OSM2World and converted from OBJ to FBX via Blender is causing a crash when imported with the following settings: [Image Removed] When imported with the ...

Child Actor Component reappears after Undoing Parent Deletion

UE - Gameplay - Blueprint - Feb 5, 2018

After loading a map containing a ParentBP with a ChildActorBP, Deleting and undoing the deletion will "resurrect" the original child, and a new child actor is parented to parent. Possibly Related: ...