Client actor attachment incorrect with replicated root component

UE - Networking - Nov 18, 2017

If the actor with a replicated root component spawns and is immediately attached, when it replicates to the client the transform will be incorrect. Adding a small delay between the spawn and attach ...

Inaccurate Collision is Generated When Using Multi Convex Hull (PhysicsAsset Editor)

UE - Simulation - Physics - Nov 17, 2017

Multi Convex Hull created bodies that are not as accurate as in version 4.17 on skeletal meshes ...

Project fails to package nativized const reference parameter

UE - Gameplay - Nov 17, 2017

Overriding a BlueprintNativeEvent function with a const reference parameter in blueprints causes the project to fail to package if the blueprint is nativized. Note: This only occurs if the function ...

[CrashReport] UE4Editor_BlueprintGraph!UK2Node_MacroInstance::PostPasteNode() [k2node_macroinstance.cpp:54]

UE - Gameplay - Blueprint - Nov 17, 2017

This is an infrequent crash in the 4.18 release. Users have not provided any descriptions of their actions when the crash occurred. Source Context 47 void UK2Node_MacroInstance::PostPasteN ...

[CrashReport] UE4Editor_SlateCore!TIndirectArray<SOverlay::FOverlaySlot,FDefaultAllocator>::DestructAndFreeItems() [indirectarray.h:444]

Tools - Nov 17, 2017

This is an infrequent crash in the 4.18 release. Based on individual crash details it seems frequently related to Sequencer. Users have not provided any descriptions of their actions when the crash ...

[CrashReport] UE4Editor_Landscape!FLandscapeSplinesSceneProxy::GetDynamicMeshElements() [landscapesplines.cpp:159]

UE - LD & Modeling - Terrain - Landscape - Nov 17, 2017

This is an infrequent crash in 4.18. Users have not provided any descriptions of their actions when the crash occurred. Source Context 147 for (int32 ViewIndex = 0; ViewIndex < Views.Num( ...

[CrashReport] UE4Editor_ShaderCore!FVertexFactory::Set() [vertexfactory.cpp:190]

UE - Graphics Features - Nov 17, 2017

This is a common crash in the 4.18 release. It is the exact same callstack (and crashGroup) as in [Link Removed], although that Jira had specific repro steps and was confirmed fixed in 4.18.0. The ...

Result of applying force is inconsistent between different methods of doing so when rotation is also being applied

UE - Simulation - Physics - Nov 17, 2017

An Answerhub user reported this issue where having force applied in different methods and situations results in different results only when rotation is also being applied. The example project contai ...

OnRep_BurstCounter Not Firing Reliably in ShooterGame

UE - Networking - Nov 17, 2017

In ShooterGame, when a Listen Server fires its weapon, the burst effect will not be replicated reliably to the client(s). Adding logging to OnRep_BurstCounter in ShooterWeapon.cpp will show that t ...

UV Flipping Mode Causes Stretching of Particles

UE - Niagara - Nov 17, 2017

If "UVFlipping Mode" under Rendering on the Required node of an emitter is set to anything other than "None," the particles can become stretched and distorted. As a workaround, I have discovered th ...