Unreal Engine Issues
Unreal Engine Issues
LevelSnapshots affect level visibility when restoring snapshot
UE - Virtual Production - Tools - Level Snapshots - Nov 2, 2023Slack thread [Link Removed] ...
LoadingScreen by MoviePlayer doesn't support Material in UE5.4
UE - Editor - UI Systems - Jun 6, 2024An assert crash is now triggered when set a widget using material to WidgetLoadingScreen of FLoadingScreenAttributes then call FDefaultGameMoviePlayer::SetupLoadingScreen(). The ensureMsgf in quest ...
Cook errors from Landmass plugin in 5.4
UE - Graphics Tools - Terrain - Landscape - Aug 13, 2024Crash on Linux and Windows with Vulkan when adding Atmospheric Fog to a Level
UE - Graphics Features - Dec 5, 2018Adding an instance of Atmospheric Fog to a Level causes the Editor to crash on both Linux and Windows when using Vulkan. There is a different callstack when SteamVR is enabled on Linux which is also ...
Engine Crashes When Building Lighting if Precomputed Visibility Aggressiveness is set to VIS Max
UE - Graphics Features - Nov 30, 2017The engine crashes when building lighting if World Settings >> Precomputed Visibility >> Visibility Aggressiveness is set to "VIS Max." A Fatal Error message sometimes appears (screen shot attached) ...
Reimport factory not being called for import enabled by plugin
UE - Editor - Content Pipeline - Import and Export - Apr 25, 2016A 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 ...
Copying a copied 5.0 project into 5.1 does not rename project folder as expected
UE - Editor - Workflow Systems - Nov 21, 2022I was able to reproduce this issue 4/4 times, and initially started in version 4.26 to determine if this issue was a regression or not. When copying a 4.27 copied project into 5.0 or 5.1, the 4.27 w ...
Increase in Engine Stats for large amounts of Hierarchical Instanced Static Mesh Components
UE - Graphics Features - Apr 18, 2017Increase in Engine Stats for large amounts of Hierarchical Instanced Static Mesh Components User Description: We are having performance drops of almost 5ms in 4.15 when using "Hierarchical Instanc ...
Unreal crashes when you connect scalar node to scalar input, when material function has a vertex interpolator
UE - Graphics Features - Mar 19, 2018There is an issue occurring where Unreal crashes when you connect a scalar node to scalar input when the material function has a vertex interpolator. This issue causes the engine to crash, but the i ...
CameraVectorWS Input Data as Post Process Blendable not Rendering Correctly
UE - Graphics Features - Apr 6, 2016When calling a post process blendable to the screen using the CameraVectorWS input data, only the geometry is effected and not the screen space. Note I sent an email out about this issue, and it ha ...