[CrashReport] FMaterialEditor::NotifyPostChange()

UE - Rendering Architecture - Materials - Aug 29, 2017

This is a trending crash in the 4.17 release. Update: also trending in the 4.18 release User DescriptionsImporting new charactertogled lighting modes on shadersChanging attriubtes on a materialWa ...

Initial Seed value on Random Stream node has no affect

UE - Gameplay - Blueprint - Nov 16, 2017

When using a Random Stream variable to populate a Random Integer in Range from Stream, the Initial Seed value has no affect on the random integer selected. Workaround: Using a Seed Random Stream or ...

[CrashReport] UE4Editor_Engine!FStaticMeshRenderData::AllocateLODResources() [staticmesh.cpp:775]

UE - Graphics Features - Apr 19, 2018

No user comments in crash group 771 void FStaticMeshRenderData::AllocateLODResources(int32 NumLODs) 772 { 773 check(LODResources.Num() == 0); 774 ***** while (LODResour ...

User is able to drag duplicate events into the graph from My Blueprint

UE - Gameplay - Blueprint Editor - Sep 27, 2018

REGRESSION: Yes, this did not occur in 4.19 The user is able to drag an Event from My Blueprint panel into any graph, creating a duplicate Event Node. Additionally the dupe Event will have extra o ...

Can change type of event dispatcher in Blueprint

UE - Gameplay - Blueprint Editor - Oct 2, 2018

It seems that with 4.20 users are able to change a dispatcher's type from Multicast Delegate to something else (float, int, etc.) Doing so will cause any node that references the dispatcher via call ...

Walkable Slope Override not observed by ISMCs

UE - Gameplay - Player Movement - Nov 6, 2018

A static mesh assets's Walkable Slope Override is observed by placed static meshes, but not by ISMC instances. ...

GetClassDefaults should expose object properties if they are not instanced

UE - Gameplay - Blueprint Editor - Dec 5, 2018

The current GetClassDefaults is overly restrictive in what it allows to be modified and not. Object properties that point outwards (i.e. non-instanced) should be accessible. ...

Datasmith & mikktspace tangent cause entities to glow with lightmaps

UE - Editor - Content Pipeline - Datasmith - Exporters - Feb 22, 2019

The steps above are reduced to their simplest expression.  I appears that several customers complained about lightmap baking resulting in glowing objects.  This typically happens on interior door fr ...

RepLayout CompareObject should treat weakpointers with different index and serialnumber as different even if both resolve to null

UE - Networking - Mar 27, 2019

When comparing Object references in RepLayout weakpointers that does not share the same index and serialnumber should be considered different even if they both resolve to null. ...

Attempting to Rename Multiple Sockets Crashes the Editor

OLD - Anim - Apr 17, 2019

Having multiple sockets selected results in a crash when attempting to change the names of them all at once. The box to change their names appears to be grayed out but you can still click into it. U ...