Foliage is Offset When Streaming Existing Levels From World Composition

Tools - Foliage - Jul 3, 2018

Streaming an existing level that used World Composition places the landscapes in the correct spot, but any foliage tied to that landscape is placed on the landscape tile at 0,0 instead of its corres ...

Net Dormancy is completely ignored in Blueprints

Networking - Jul 31, 2018

Blueprint events seem to ignore Net Dormancy entirely. This was discussed with the Blueprints team and it seems that this may not be an issue directly with Net Dormancy but the fact that Rep Notifie ...

[CrashReport] <unknown module>!NvClothPROFILE_x64!physx::shdfnd::Array<nv::cloth::`anonymous namespace'::VertexDistanceCount,nv::cloth::NonTrackingAllocator>::growAndPushBack()

Physics - Aug 9, 2018

No user comments in crash group 760 PX_ASSERT((!capacity) || (newData && (newData != mData))); 761 copy(newData, newData + mSize, mData); 762 763 // inserting elem ...

ISM is not transformable in standalone if mesh distance fields are generated

Rendering - Feb 15, 2019

Instanced static mesh is not transforming when running in standalone or a packaged project. The collision of the mesh will scale but not its visual. ...

Crash When Setting a Bool in a Niagara Parameter Collection via Blueprint

Rendering - Niagara - Feb 26, 2019

The Editor will crash when setting a bool in a Niagara Parameter Collection via Blueprint. Found in 4.20 CL# 4369336, 4.21 CL# 4753647, 4.22 CL# 5159901, 4.23 CL# 5194133 ...

[CrashReport] UE4Editor_CoreUObject!UObjectBase::IsValidLowLevelFast() [uobjectbase.cpp:294]

Core - Aug 22, 2017

This is a common crash in the 4.16 and 4.17 releases. User DescriptionsWriting a custom component in C++. Hotcompiled it through VS2017. Had the BP editor open with a class derived from that compo ...

Niagara Translucency Sorting Issue with GPUCompute Sim

Rendering - Niagara - Sep 7, 2018

Niagara translucency sorting mode doesn't apply to a particle set to be GPUCompute Sim. Found in 4.20 CL# 4302132 and 4.21 CL# 4348893 ...

Unable to package with nativized functions that have a delegate-type input variable

Gameplay - Blueprint - Oct 2, 2018

Attempting to package a project that has nativization enabled for a function that takes a delegate-type variable as an input results in failure. Regression?: No This occurred in 4.19 ...

Skeletal Mesh rigid body simulation is not being updated with correct bones locations right after Skeletal Mesh is spawned

Physics - Nov 5, 2018

When simulating in Editor, the Skeletal Mesh bone locations are not being passed into simulate if the simulation is being toggled the same frame when the Mesh is being set on a Skeletal Mesh compone ...

nDisplay - DeprojectScreenToWorld alignment is off

Tools - nDisplay - Dec 3, 2018

Using nDisplay DeprojectScreenToWorld does not have proper alignment when clicking on the screen.  [Link Removed] ...