Unreal Engine Issues
Unreal Engine Issues
Unable to go fullscreen in Standalone Game
Tools - Jan 5, 2017Unable to make the Standalone Game window fullscreen with a console command or with Alt+Enter. This is a regression as this was not an issue in 4.14.2. ...
Cable actor does not render correctly in viewport on Mac
UE - Graphics Features - Feb 1, 2017The Cable actors render correctly in PIE and Standalone game. This does not occur on Windows Also occurs in 4.14.3 so not a regression ...
[CrashReport] UE4Editor-Renderer.dylib!FUploadObjectsToBufferCS* TShaderMap<FGlobalShaderType>::GetShader<FUploadObjectsToBufferCS>()
UE - Graphics Features - Jul 14, 2017This is a common crash affecting Mac users in 4.16 User DescriptionsMacOS High Sierra Beta 2 - Starting a project ...
Debug Console output remains on screen after closing VR Preview if "Debug in stereo layer' is enabled
UE - Platform - XR - Jan 23, 2018Affects VR Preview in Editor Reproduced in 4.18.3 CL 3832480 and 4.19 P1 CL 3837072 ...
Interaction between sublevels and LevelSequences can break actors attachments hierarchy of the sublevel.
UE - World Creation - Worldbuilding Tools - Aug 6, 2025Having a LevelSequence opened and unhiding a sublevel can break the attachment hierarchy of the actors that are inside the sublevel. This also affects to the sublevel asset itself. ...
Android Crash on app launch if AdditionalPluginDirectories contains wildcards in path
UE - Platform - Mobile - Jun 23, 2017Having wildcards in the path for AdditionalPluginDirectories causes apps on Android to crash on launch. When testing this on iOS, the app did not crash but froze at the splash screen instead. Androi ...
Crash upon launching packaged game with Share Material Shader code enabled
UE - Graphics Features - Oct 27, 2017When launching a packaged game that has Share Material Shader Code enabled, the process will crash before opening. Regression?: Yes This issue does not occur in 4.17.2-3658906+++UE4+Release-4.17 Th ...
Editor Crash after Compiling Primary DataAsset
UE - Gameplay - Blueprint Compiler - Feb 16, 2023After compiling a data asset blueprint, attempting to open the parent data asset will crash the editor. From licensee: This is because in FAssetEditorToolkit::InitAssetEditor() the objects in Objec ...
Crash using the Dataprep tool (MaterialShared.cpp)
UE - Editor - Content Pipeline - Datasmith - Importer - Mar 25, 2019The files in the linked case contain a project with a Datasmith scene and updated .udatasmith files that contains changes to the imported scene. When using the Dataprep Tool to import the updated sc ...
GamePad input commands for multiplayer all send to player 1
UE - Gameplay - Input - Nov 20, 2014When setup for multiplayer, all players are able to move around and control the camera with the analog sticks but button presses of all controllers only affect player 1. ...