Unreal Engine Issues
Unreal Engine Issues
Nativized packaging fails when attaching paper Flipbook component to a parent paper Flipbook component that is Inherited.
UE - Gameplay - Blueprint - Jan 8, 2019Nativized packaging fails when attaching paper Flipbook component to a parent paper Flipbook component that is Inherited. ...
Crash editor when open the level sequencer after updated 4.20
UE - Anim - Sequencer - Jan 8, 2019When migrating from the version before 4.20 to the version after 4.20, opening the level sequencer will crash. I think that there is a problem with conversion from SnapTimeInterval (FixedFrameInterv ...
Packaged C++ Project Fatal Error on Startup When Spawning Niagara System Via a Character Blueprint
UE - Niagara - Jan 7, 2019Using the system blueprint node in the character blueprint will cause the packaged game to give a fatal error when running the executable. This only occurs when in a C++ project. Found in 4.20 CL# ...
VertexInterpolator Makes Landscape Materials Fail to Compile
UE - Graphics Features - Jan 7, 2019If a VertexInterpolator is used in a material that is applied to a landscape the material will fail to compile. Found in 4.20 CL# 4369336, 4.21 CL# 4.21 CL# 4613538, 4.22 CL# 4681912 ...
Assert caused by using FText::FromStringTable to initialize a FText property in the constructor of a UStruct based off FTableRowBase
UE - Foundation - Core - Jan 4, 2019When using FText::FromStringTable to initialize an FText variable in the constructor of an FStruct that inherits from FTableRowBase, an assert is caused due to recursion. The assert is as follows:As ...
Skel Vert/Surf Emitter Location Local Not World Space
UE - Simulation - Physics - Character - Jan 3, 2019A Skel Vert/Surf particle system attached to a cloth actor spawns particles around the origin instead of around the actor. ...
Create staticmeshnode or instancedstatic mesh node logs FNetGUIDCache warning in editor
UE - Networking - Jan 3, 2019The behavior in question involves a warning that FNetGuidCache gives when an Actor's construction graph adds a static mesh component, and a multiplayer session with 2 players is simulated in PIE.(Pl ...
Static Lights with IES Profiles Will Bake an Incorrect Lightmap
UE - Graphics Features - Jan 3, 2019When using an IES profile with a static light, the lightmap that gets baked will lose all detail of the IES profile. Example project attached. This doesn't occur in 4.19 CL# 4033788 Found in 4.20 ...
Material Artifacts When Using World Position and Pixel Normal Together
UE - Graphics Features - Jan 2, 2019When using "World Position" and "Pixel Normal" nodes together. it causes artifacts in the material. In 4.19 CL# 4033788 this did not occur with the same material setup. Found in 4.20 CL# 4369336, 4 ...
DECLARE_EVENT Broadcast() can be invoked outside of it's contained class.
UE - Foundation - Core - Jan 2, 2019In UE 4.21, The current functionality that exists for DECLARE_EVENT Broadcast() does not function as the docs describe: [Delegate Events|https://docs.unrealengine.com/en-us/Programming/UnrealArchit ...