Cannot call blueprint events on CDO

UE - Gameplay - Blueprint - Jun 27, 2017

Attempting to call a blueprint event on a CDO object causes the editor to crash. Regression: Yes- Repro steps did not crash editor in binary 4.15.3 (CL 3450819) ...

Copying a socket to another skeleton adds a "_0" suffix

OLD - Anim - Jun 28, 2017

Copying a socket to another skeleton adds a "_0" suffix Occurs on? 4.15 - 3450819 - YES 4.16 - 3466753 - YES 4.17 - CL#3512142 - YES ...

Increment / Decrement nodes do not call BlueprintSetter functions

UE - Gameplay - Blueprint - Oct 31, 2017

When BlueprintGetter / BlueprintSetter specifiers are used for a property, the increment/decrement nodes in blueprints will call the BluprintGetter function but not the BlueprintSetter function. Th ...

Hot Reload wipes all elements of UProperty TArrays in Blueprint subclasses

UE - Foundation - Cpp Tools - Hot Reload - Dec 5, 2017

Hot reloading a change that affects a class that contains a TArray UProperty will wipe all of the array elements of any Blueprint subclasses of that class. Regression?: Yes This does not occur in 4 ...

Toggling visibility of Sublevels on a server can cause a disconnect if Dynamic Actors exist in the sublevels.

UE - Networking - Aug 17, 2018

The PackageMap / NetGuidCache appear to get into a bad state on Clients if the Server toggles level visibility of a sublevel. This can affect currently connected clients, as well as clients that jo ...

Ambient Occlusion decals ignore Receive Decals setting on meshes

UE - Graphics Features - Feb 13, 2020

Adding an ambient occlusion decal material to a decal affects objects with "Receives Decal" disabled. Tested in: 4.23.1 CL#9631420 4.25 CL#11341939 ...

Project with bStartInVR enabled and Paper2D plugin disabled, editor crashes on startup

UE - Platform - XR - Mar 11, 2017

Project with bStartInVR enabled and Paper2D plugin disabled, editor crashes on startup ...

Editor Crash when custom Enum is used as Set or Map container type

UE - Foundation - Core - Mar 14, 2017

Making a blueprint variable a container (a Set or a Map with the Variable's "Pin Type" set to a custom Enum) and restarting the editor causes the editor to crash when opening the blueprint. Note: O ...

Crash when splitting a UDS pin on a collapsed graph

UE - Gameplay - Blueprint - Jan 27, 2017

I came across this bug while attempting to verify UE-41073. That bug is verified, but I accidentally added the struct into the collapsed node without going into the collapsed graph and split the col ...

When using simple HMD plugin on mobile the camera can get stuck at 45 -90 angle even though the device it back in it's original position

UE - Platform - XR - Jan 19, 2016

If the user uses the simple HMD plug in, then launches on to a device and then follow up by spinning the device a few time the camera will become offset at an odd angle (Reset orientation and positi ...