Some Niagara Fluid systems render black with 'Extend default luminance range in Auto Exposure settings' enabled with SunSky

UE - Niagara - Jun 30, 2022

Some Niagara Fluid systems render black with 'Extend default luminance range in Auto Exposure settings' enabled with a SunSky in the level. ...

Crash Occurs When Generated Item Type Doesn't Match Return Type

UE - AI - Jan 7, 2016

After creating the example generator that is displayed at the bottom of the documentation linked below, a crash will occur if the Generated Item Type is set to EnvQueryItemType_Actor (which is the d ...

Exporting and Importing Alembic File from Maya to Unreal Adds Extra Frame to Animation

UE - Editor - Content Pipeline - Import and Export - Jan 5, 2018

When importing an Alembic file into Unreal Engine an extra frame is added automatically to the frame range in the import settings -abc file has been brought into Maya 2016 and exported again as an ...

Crash When server traveling from one level and then back again after calling a multiclass event (using Play as Listen Server)

UE - Gameplay - Blueprint - Apr 20, 2018

A crash occurs when switching back and forth between levels when using seamless travel. This happens if a multicast was called and if it contains a member variable. ...

Foliage doesn't follow the Landscape which was planted on when level has never been saved

UE - World Creation - Worldbuilding Tools - Foliage - Jun 8, 2018

Once the foliage instances lost the link to Landscape, Reapply tools also doesn't do anything on those foliage ...

improved Android virtual keyboard does not display when Google VR plugin is enabled

UE - Platform - XR - Apr 1, 2019

improved Android virtual keyboard does not display when Google VR plugin is enabled. When both the improved android virtual keyboard and the Google VR plugin is used, the virtual keyboard no longer ...

Project debug symbols are no longer included in crash reporter callstacks.

UE - Foundation - Core - Jun 15, 2015

Project debug symbols are not appearing in crash reports in 4.8. In 4.7.6, these symbols would be included in the crash reports, but in 4.8 these lines have no information other than the project nam ...

Reimport factory not being called for import enabled by plugin

UE - Editor - Content Pipeline - Import and Export - Apr 25, 2016

A user reported a problem that started occurring with 4.10 and didn't occur in 4.9.2 (Was unable to get a project in 4.9.2 and thus unable to confirm his claims, therefore I'm not marking this as a ...

Projects cannot be built and opened in DebugGame from the commandline

UE - Foundation - Core - Oct 16, 2017

Code projects in 4.18 cannot be opened in DebugGame from the commandline. REGRESSION: Yes. This worked successfully in 4.17.2. The attached log is from 4.19. The log for 4.18 was similar. ...

Rotating Movement Component stops at pitch of exactly 90 or -90

UE - Gameplay - Apr 30, 2018

When you set the rotation rate of a Rotating Component so that the moved actor reaches exactly 90 or -90 pitch, it stops rotating for a few seconds. ...