Hot reload does not update Enum entries

UE - Gameplay - Blueprint - Oct 13, 2015

Performing a hot reload after updating an Enum will not reflect the update until the editor is closed/reopened. UPDATE (8/23/17): Restarting the editor dose not immediately update the enum. When ...

Struct Viewer will display duplicate structs after a rename

UE - Gameplay - Blueprint Editor - Nov 3, 2020

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It will cause a crash if a level remove from world failed

UE - World Creation - Worldbuilding Tools - World Composition - Apr 21, 2019

Lighting Build Fails With High Density Foliage

UE - World Creation - Worldbuilding Tools - Foliage - Jan 16, 2018

Trying to build lighting on a map with high density foliage will fail lighting build or cause the editor to crash. This occurs in 4.15, 4.16, 4.17, and 4.18. There have been multiple reports of this ...

Crash Clicking on Enum in BT Decorators After the Enum Has Been Altered

UE - AI - Apr 5, 2017

Clicking on a Behavior Tree decorator that references an Enum blackboard key will crash the editor if that Enum has been altered in the method described in the repro steps. If you set decorators to ...

UMG Animations do not play while the widget is offscreen

UE - Editor - UI Systems - Jan 22, 2018

Currently, widget animations are updated in UUserWidget's NativeTick. Widgets do not tick when they are offscreen (as intended), but as a side effect, animations are paused and will resume once the ...

LODGroup in Static Mesh not properly set when cancelling confirmation

Tools - Jul 8, 2015

LOD Group is not properly set when changing the setting in the static mesh editor. When the LOD Group is changed and the confirmation of overwrite message is cancelled it will still set the LOD Grou ...

Client Characters that slide past the Server Character while on top of a Movable Actor can become de-synchronized from their Server counterpart

UE - Networking - Sep 9, 2015

Client Characters that slide past the Server Character while on top of a Movable Actor can become de-synchronized from their Server counterpart. Does not occur on top of Static Actors. Hard to expl ...

Clothing Data paint doesn't effect visible mesh

UE - Simulation - Physics - Jan 7, 2020

Skeletal mesh sections with cloth should have their visible mesh match their simulated mesh and this should be effected by painted values. Any vertices left unpainted(at 0) after the initial paint, ...

Compile tooltip doesn't state that F7 will compile your blueprint

UE - Gameplay - Blueprint Editor - Feb 21, 2019

Bit of a discoverability thing that would be nice to change. I don't use C++ so I didn't know F7 compiles it, all the wrist movement from clicking that button, think of the RSI!  Oh also the reas ...