Unreal Engine Issues
Unreal Engine Issues
Packaging fails with Event Driven loader enabled and two function libraries reference each other
UE - Foundation - Core - Mar 29, 2017Packaging fails with Event Driven loader enabled and two function libraries reference each other even though the functions referenced in each library to NOT call each other in such a way as to creat ...
Deferred decals with negative scale are not rendered on screen
UE - Graphics Features - Feb 24, 2016Decals that have a negative scale are invisible in the level. This occurs across all engine versions tested. 4.10 - 4.12. ...
Incorrect position after undoing replace actors
UE - Gameplay - Blueprint - Mar 14, 2016In some cases after undoing a replace actors the position of a BP actor is incorrect. Not a regression from 4.10.4 CL-2872498 ...
Moving landscape components to a sublevel does not move landscape spline points
UE - LD & Modeling - Terrain - Landscape - May 12, 2016Spline points are not moved into sublevels if a segment of landscape is moved to a sublevel. Regression (No) issue (does) occur in 4.10.4 ...
Spatialization is inaccurate on iOS/tvOS
UE - Audio - May 9, 2017Also occurs in 4.16 Tested on iPhone6S+_4982 OS: 10.2.1 and tvOS 10.2 ...
Widget With Spinbox Crashes When Destrcutor Is Called With Multithreaded Destruction Enabled
UE - Foundation - Core - UObject - Feb 28, 2020When a widget with a spinbox is calls it's Destructor with "Multithreaded Destruction" enabled the engine crashes. I have tested in 4.23.1, 4.24.3, and 4.26 Main with "Multithreaded Destruction" dis ...
Crash: Direct3DDevice->CreateBuffer failed at D3D11VertexBuffer.cpp with error E_INVALIDARG
UE - Graphics Features - Jul 6, 2017This is a common crash affecting users since at least the 4.14 release. It was previously associated with [Link Removed], however that has been marked as fixed. Source Context 221 void Veri ...
Swapping between Multiple Cloth Skeletal Meshes and Animation Classes in a Character Blueprint causes the Engine to crash
UE - Simulation - Physics - Aug 2, 2018When changing Cloth Skeletal Meshes and Animation Blueprints on a Character it will cause the Engine to crash during PIE. This is a regression from 4.19.2 (CL-4033788) as it was working as expected ...
Wind affects cloth in scene when there is no Wind Directional Source actor placed
UE - Simulation - Physics - Character - Jun 22, 2015If a character with a cloth simulation or a mesh with a cloth simulation is in the scene there is wind force that is being applied to the cloth. The only way to remove this is by setting a Wind Dire ...
VR preview Crashes for the Oculus Rift on 4.8 preview 3
UE - Platform - XR - May 20, 2015If the User starts up the VR preview mode with an Oculus rift plugged in the editor will crash. ...