[CrashReport] Assertion failed: !Export.ClassIndex.IsNull() | UPackage::Save()

UE - Foundation - Core - Cooker - Sep 20, 2017

This is a somewhat common crash coming out of the 4.17 release. User Descriptionsclicked Launch->Firefox. This is the same project with in-game video-screens which has been crashing on Launch for W ...

Playrate / slomo causes motion blur length to change incorrectly

UE - Rendering - Jun 16, 2017

Discuss with the team what the actual desired behavior should be and adjust this calculation. This one is meant to stabilize the motion blur when we have a variable delta time but may be having kn ...

Full Scene Importer Blueprint will only set as Movable Components

UE - Editor - Content Pipeline - Import and Export - Jun 22, 2016

When importing a full scene using the Full Scene Importer and having it create a Blueprint actor that will set it's default mobility to static. Even unchecking the Import as Dynamic option will not ...

ServerTravel command doesn't work in PIE using seamless travel

UE - Gameplay - Aug 19, 2015

The "servertravel" command doesn't function when running ShooterGame in Editor. A warning will show up in the Output Log: LogWorld:Warning: UWorld::ServerTravel: Seamless travel currently NOT supp ...

Orthographic Camera Preview window does not render materials

UE - Rendering - Jan 17, 2015

I am using the orthographic camera preview fairly extensively for making an in-engine Tiling Texture maker. This feature is currently busted since the orthographic camera preview window is rendering ...