Crash when selecting Edit Map for Paper Tile Map Actor

UE - Gameplay - Jul 12, 2017

Crash when pressing the Edit Map button for the Rendering Component of the Paper Tile Map Actor. If a new empty map is created first, the crash doesn't occur. User Description: Whenever I try to c ...

Crash removing a pin from an in-use struct, and then undo/redo

UE - Gameplay - Blueprint - Jun 7, 2017

REGRESSION No Crash occurs when the user deletes a pin from a struct that is in use, then performs undo and redo on the deleting. ...

Material Stats returning Incorrect Sampler and Instruction Counts

UE - Graphics Features - Mar 9, 2017

When creating and modifying a material, the base Texture Sampler count and instructions are returning incorrect values. In 4.14.3 whenever you create a new material the Texture Sampler count is 0/1 ...

Children of Retainer Box cannot be interacted with when visibility is set to "Self Hit Test Invisible"

UE - Editor - UI Systems - Jun 19, 2017

When there is a Retainer box with the visibility set to "Self Hit Test Invisible" and has children, the children cannot be interacted with. Children such as a button cannot be clicked. This issue c ...

Editor crashes due to a material that contains MPCs migrated from another project

UE - Rendering - Architecture - Materials - Apr 29, 2024

[2024.04.29-16.49.46:563][970]LogUObjectGlobals: Warning: LoadPackage can't find package /BEURRE_040824_041224/NewMaterialParameterCollection. [2024.04.29-16.49.46:563][970]LogUObjectGlobals: Warning ...

UnrealVS is not working in Visual Studio 2017

UE - Foundation - Core - Mar 17, 2017

The UnrealVS add-on appears to install correctly in Visual Studio 2017 (resolved in [Link Removed]), but it does not appear to be working correctly in that version of Visual Studio once it is instal ...

Child Actor Component Not Destroyed When Parent BP Is Replaced in Scene

UE - Gameplay - Blueprint - Oct 16, 2015

Having an actor in the level with a child actor component, replacing it with another copy of itself, and deleting the copy results in a Child Actor remaining in the world outliner, which cannot be d ...

Unified source control cancel operation

UE - Editor - May 6, 2022

When switching source control settings from the Source Control button and toolbar, the same operation produces different results. Licensees have requested that the behavior should be consistent. Tw ...

SButton does not release mouse capture if it becomes disabled before MouseUp event occurs

UE - Editor - UI Systems - Slate - Mar 8, 2016

It appears that if a slate widget becomes disabled, the MouseUp events won't fire. As a side effect, a mouse capture will not be released if something causes the button to become disabled before the ...

Packaging a plugin from Plugins Editor UI wipes the target folder before packaging

UE - Foundation - Cpp Tools - Plugin System - Sep 23, 2016

"Package Plugin" from Plugin Editor UI will wipe the target folder’s contents first then populate it with plugin files. User was expecting “Package Project” like behavior: Create a new folder in th ...