LandscapeMountains demo has large performance drops at various locations around map

Docs - Samples - Dec 2, 2014

Landscape Mountains experiences heavy performance drops at various locations on map, specifically around ice lake in middle of map or when crashing. FPS varies from 50 FPS down to 11 FPS. ...

Transition ratio getter function not correct for interrupted transitions.

OLD - Anim - Apr 7, 2016

The transition ratio getter simply uses ElapsedTime/Crossfade for the alpha on the transition. Normally this is sufficient, although if you blend between two states A and B such that you interrupt ...

BP Component breaks GPU Collision

UE - Graphics Features - Apr 29, 2015

When an Arrow Component is added to a blueprint and made visible in Game, a GPU Particles collision will fail until the arrow component is outside the Camera Frustum or turned back to hidden in game ...

Comment bubble hover functionality doesn't work for comment nodes

UE - Gameplay - Blueprint - Oct 4, 2016

Adding this issue because both the comment node title and the comment textbox in the context menu support long comments quite poorly ( they don't resize as you type ). It strikes me that at least i ...

Source Control: UProject file not added to source control when project is first created

Tools - Sep 15, 2016

For Perforce (and potentially Subversion), it seems that the .uproject file is not added to source control when setting up source control for the first time. Additionally, it seems that any starting ...

Get Random Point In Radius does not return certain vectors

UE - AI - Mar 25, 2015

https://answers.unrealengine.com/questions/198619/get-random-point-in-radius-does-not-work-properly.html "Get Random Point In Radius" will leave one square sector empty. Seems like it creates patch ...

Cursor disappears and reappears when creating a selection box while zoomed

Tools - Mar 18, 2015

When zoomed all the way in, the selection box does not show up where you originally clicked. The selection box appears where your mouse cursor reappears. ...

Selected BP Variables do not refresh details properly

UE - Gameplay - Blueprint - Mar 11, 2015

When selecting variables within a blueprint using the arrow keys, it doesn't refresh the Details properly. You can see this by clicking on each of the variables, to see what the difference between t ...

Crash occurs when opening a ShooterGame package on 32-bit

UE - Graphics Features - Jan 17, 2017

A 32-bit ShooterGame package will crash when opened with no logging. ...

ContentExamples crashes on Mac Metal when pressing the button for Example 2.3 in UMG.umap

UE - Graphics Features - Jan 19, 2017

When pressing the button for example 2.3 in the UMG map of content examples (Spawns a 3D UMG Widget), the editor crashes. ...