Preview Background Feature Removed From UMG In 4.13

UE - Editor - UI Systems - Sep 26, 2016

Widget Blueprint no longer has "Preview Background" feature in 4.13. This is misleading since the documentation mentions to use this in the workflow here: https://docs.unrealengine.com/latest/INT/En ...

Camera Blocking Volumes register hits from static meshes when using End hotkey

Tools - May 26, 2015

If the End hotkey is pressed to move a mesh down to align on top of another mesh/landscape and a camera blocking volume is below it, the trace down will register a hit on the camera blocking volume ...

Adding teleport node after AddMovementInput breaks jumping animation

UE - Gameplay - Jun 6, 2016

Calling the teleport node after the Add Movement Input nodes affects movement by preventing the character's capsule from updating, causing the mesh to hit the top of the capsule during the jump anim ...

The collision of objects moving at high speeds seems to move in front of the object

UE - Simulation - Physics - Mar 9, 2015

The collision of objects moving at high speeds seems to move in front of the object. The faster the object is moving, the further the collision will be from the mesh. AnswerHub report: https://an ...

Distance Field AO not Rendering in VR

UE - Platform - XR - Mar 24, 2017

Distance Field Ambient Occlusion does not render in VR. I mentioned to the user reporting this issue, that using DFAO is more than likely disabled by default due to the baseline cost of using the ' ...

Projects without PhysX not compiling

UE - Simulation - Physics - Aug 13, 2018

Compiling without "WITH_PHYSX" leads to compile errors. https://udn.unrealengine.com/questions/450489/projects-without-physx-not-compiling.html Projects without PhysX (WITH_PHYSX disabled) will not ...

World Outliner Sorting order ignores underscores for order

Tools - May 14, 2015

When using the an underscore in the front of a name no longer works for sorting in 4.7 and later. In 4.6 and prior if you added an underscore to the front of the name it would sort to the top of the ...

NavArea blueprints in Develops folders appear to have no affect

UE - AI - Nov 6, 2015

If the user creates two NavArea Blueprints (one in the content folder and the other in a developer folder) if one is inside of a developer folder then it will appear to have no affect when it comes ...

SSR Does Not Work On Mobile or Mobile Preview

UE - Platform - Mobile - Mar 7, 2017

In our Docs page SSR is listed as compatible with mobile here: https://docs.unrealengine.com/latest/INT/Platforms/Mobile/PostProcessEffects/ While testing this doesn't seem to be the case so either ...

Mesh emitters are not obeying changes to r.DetailMode

UE - Niagara - Sep 23, 2015

Emitter modules that are set to the "High" detail mode are removed when changing the engine scalability settings to "low", but not replaced when setting them back to "Epic." The emitter is updated c ...