AI Controller Remains in World Outliner After Being Destroyed

UE - AI - Apr 18, 2017

Destroying an AI Controller does not seem to remove it from the world. The controller will still remain in the World Outliner even after Destroy is called. Attempting to get the AI Controller after ...

Editor crash on level load with multiple actors with the name "(none)"

Tools - Jun 14, 2017

If three or more actors are saved to a level with the same name in the Content Browser of "none", attempting to load the level (open or right click on umap asset in content browser) causes the edito ...

Undoing pasting a component will crash ([CrashReport] UE4Editor_CoreUObject!FWeakObjectPtr::IsValid() [weakobjectptr.cpp:48])

UE - Gameplay - Components - Jul 20, 2017

This is a common crash affecting users in 4.16. The callstack is similar to [Link Removed], which was fixed in 4.13. User DescriptionsAccidentally duplicated a blueprint with multiple static mesh ...

SceneColor in surface material ignores translucent objects

UE - Graphics Features - Sep 22, 2017

Translucent meshes and particles behind an actor who's surface material uses SceneColor node are not rendered properly. Changing the view angle of the camera causes the translucent meshes to "pop" ...

[SolidWorks] Complex assemblies will not import correctly

UE - Editor - Content Pipeline - Datasmith - Importer - Aug 25, 2018

Using Solidworks 2017 Service pack 4.1 the sldasm files only partially import. Instances, folders, and suppressed parts also mess up the import. Suppressed parts show up from different configuration ...

Collision settings of an Instanced Static Mesh setup in the Construction Script are not preserved when the Actor is added to an Instanced Level

UE - Framework - Components - May 23, 2022

Tested in //UE4/Release-4.27 CL 18319896 using Level Streaming the camera was ignored by the ISM_Cube. Collision settings of an Instanced Static Mesh setup in the Construction Script are not preser ...

Crash when Dragging Skeletal Mesh with Apex Clothing into Level

UE - Simulation - Physics - Character - Nov 29, 2016

A crash occurs when you add/drag a skeletal mesh with Apex clothing into the scene. The user reporting the issue managed to find where the crash occurs and added a comment for assistance where to lo ...

Painted Foliage Instances Randomly Culling in Splitscreen Multiplayer

UE - World Creation - Worldbuilding Tools - Foliage - Mar 15, 2017

Foliage instances are behaving strangely when playing splitscreen multiplayer in a single instance window. The instances will cull in and out of visibility depending on the size of the current playa ...

Checkboxes appearing with hidden EditCondition variables

Tools - Jun 12, 2017

When a public uproperty variable has the meta specifier EditCondition set to respond to a private boolean, a checkbox appears next to the public variable in blueprints. While the checkbox accurately ...

Value of Mass In Kg is multiplying in value when clicked

UE - Simulation - Physics - Jul 27, 2017

When changing the value of Mass In Kg for a child of a Skeletal Mesh Actor, the value is getting multiplied with every select, deselect, and enter press on the value. The number the value is multipl ...