NavMesh generates 90 degrees rotated for custom collisions

UE - AI - Apr 16, 2015

The NavMesh creates breaks at the wrong rotation if the mesh is using collision created from outside of UE4. This is obvious in a lot of the market content with special collision created in maya/3d ...

Editor crash on BP recompile with custom FRuntimeFloatCurve variable

UE - Gameplay - Blueprint - Nov 13, 2017

When a class contains a FRuntimeFloatCurve variable, compiling a blueprint of the class causes the editor to crash once a key has been added to the curve and selected Regression: Yes, the provided ...

Add multiple interface support to the multicast API of FSocket

UE - Networking - Jun 20, 2018

The calls to JoinMulticastGroup and LeaveMulticastGroup on FSocket do not allow for the interface address to be passed in, only the the group address. The interface address is currently hard-coded ...

Unable to package project that includes a custom precompiled plugin

UE - Foundation - Cpp Tools - Oct 9, 2018

Packaging a project that includes a precompiled plugin fails with an error that an object reference is not set to an instance of an object. This only happens in the Binary Engine. If the Engine is ...

Custom CrowdManagerClass reference is set to none when restarting the Editor

UE - AI - Nov 21, 2018

When setting a C++ class that's derived from CrowdManager as the "Crowd Manager Class", will cause the "Crowd Manager Class" value to be set to "None" when the Editor is restarted. This issue was r ...

Support Landscape Edit Layers in WorldComposition Import/Reimport

UE - LD & Modeling - Terrain - Landscape - May 6, 2020

Allow user to enable layers when importing Landscape Tiles from the Level View in a World Composition Level. Allow to reimport that layer data on a Edit Layer later on when using the reimport featu ...

Fbx exporter does not support component overriden material color

UE - Editor - Content Pipeline - Import and Export - Jul 29, 2020

The fbx exporter should query component material override when exporting a level actor. ...

Missing RowStruct when opening a DataTable made with custom RowStruct

UE - Editor - May 13, 2022

For some reason a datatable created in the editor, using a row struct built in c++, is corrupted after re-opening editor. Its row struct property is set to none. This is a regression. ...

Lumen appears to ignore custom World Origin Location

UE - Graphics Features - Lumen - Jul 12, 2022

Lumen doesn't update when the World Origin Location is changed. ...