Unreal Engine Issues
Unreal Engine Issues
Iris - incorrect initial state in pawn's BeginPlay if replicated via huge object path
UE - Networking - Iris - Feb 11, 2025This occurs when the pawn is initially replicated using the huge object path when first connecting to a server. Destroying and restarting the client's pawn works as expected. After connecting, the c ...
"REFLECTION CAPTURES NEED TO BE REBUILT" is displayed on a cooked game.
UE - Graphics Features - Lumen - Jul 29, 2020This issue occurs when streaming levels including reflection captures are displayed with delay. When it finishes loading assets, reflection capture textures are uploaded to the GPU. Then the leve ...
CameraRig_Rail actor does not show last index for preview mesh
UE - Anim - Sequencer - Feb 19, 2025Do not show the last index in the preview mesh display of the CameraRig_Rail actor. The reproduction test case generates a ring of rails, but only the last index is not displayed. Recommended Cod ...
BuildData needs to be released from level when it is unloaded
Tools - Oct 28, 2016User is not able to load a build data asset without loading the level first. This can cause issues when trying to manage Source Control with the asset. ...
Actors in TMap Blueprint Properties are not copied properly for PIE
UE - Foundation - Core - Sep 4, 2018Actors that reside in TMap blueprint variables refer to the Editor actors not the copied UEDPIE actors (that we'd expect) when accessed in PIE. This is not the case in standalone; this only occurs f ...
Can't assign LightMapCoordinateIndex on Static Mesh with generated LODs
Tools - Jan 10, 2020Once a static mesh have generated LODS, the only lightmap index value the static mesh editor's UI accepts is 0. We should be able to set the index to any value between 0 and 3 as long as there are ...
Running traces consecutively sometimes register incorrect hits
UE - Gameplay - Apr 6, 2015If two line traces are run one right after the other to the same end point but different start locations, at times the second trace will incorrectly register hitting other objects though the trace l ...
Crash when loading iCloud/CloudKit SaveGame on iOS
UE - Platform - Mobile - Jun 5, 2019"...it seems the crash occurs because it is trying to load an empty (0 byte) save file. Stepping through the code in Engine/Plugins/Online/IOS/OnlineSubsystemIOS/Source/Private/OnlineUserCloudInterf ...
Standalone network profiler UI is cut off and unuseable at default DPI scale
UE - Networking - Sep 4, 2020The network profiler C# exectuable that shipped in 4.25 is not fully useable on either my development machine or my home machine, because part of the UI is cut off below the window no matter how I r ...
Newly added local variable types are not consistent with prior variable type
UE - Anim - Rigging - Control Rig - Nov 27, 2023It seems that local variable creation in control rig isn't following the pattern with regular control rig variables (and general blueprint variables) where the last created and/or edited variable ty ...