Unreal Engine Issues
Unreal Engine Issues
UNetDriver server-side hitch results in ActorInfo->NextUpdateTime far into future
UE - Framework - Networking - Feb 16, 2024A high UWorld::Tick DeltaSeconds (i.e. GameThread hitch) results in a high UNetDriver::TickFlush DeltaSeconds. This DeltaSeconds can high (many seconds) if the hitch is long. This value then affects ...
Given specific, non consistent, network connections, replication of some data can result in incorrect values
UE - Networking - Nov 2, 2016I appears to be possible to replicate a value and when the value gets to the client(s), it doesn't match what was sent from the server. In the project, ReplicatedActor is created by the Authority. ...
EnumRedirections from a Blueprint enum to a c++ enum does not redirect everything correctly.
UE - Core - Systems - Aug 20, 2024There is an engine bug when using the EnumRedirects feature inside a config file. If we have a Blueprint Enum used in our blueprints, and we want to convert all the Blueprint enum references to a C+ ...
Level Sequences in Level Instances
UE - Engine Scaling - Streaming - Level Instances - Mar 20, 2023Workaround is to specify Binding Overrides on the LevelSequenceActor through its Details panel as such (while editing the LI). ...
Unexpected corrections when sliding against other characters
UE - Runtime - Character - Oct 19, 2023We are seeing unexpected movement corrections sometimes when pushing one player character up against another character that isn't moving, or against other static primitives that have round features ...
Crash when Previewing specific LODs within Static Mesh Editor at certain Screen Resolutions
Tools - Oct 27, 2016A crash occurs when attempting to preview specific LODs when the monitor resolution forces the menu to be expanded when selecting an LOD. This Jira was created from CrashReports submitted by the pu ...
Overlapping isn't updated on replicated components after SetWorldTransform
UE - Networking - Dec 10, 2015Overlapping isn't updated on replicated components after SetWorldTransform. Updating the transform on the Actor itself updates the overlapping as expected. Reproduced in 4.10 and Main (CL# 2798114) ...
Camera Component - Regression in Unreal 5.7+
UE - QA - Support - Oct 4, 2026POST BODY:Summary Hey there - I’ve been sticking with Unreal Engine 5.6 for cinematics because of a regression that's been made to CineCameraActors (specifically the CameraComponent nested inside of ...
Users are unable to create projects when the default project location is a networked drive
UE - Editor - Oct 23, 2024There have been multiple reports of this issue, particularly from schools, over the last 10 years:https://forums.unrealengine.com/t/invaild-folder-path-with-network-user-drives/283475https://forums. ...
BuildPatchTool crashes on Mac and Linux when building android or ios with multiple chunks
Portal - Feb 18, 2020"It seems that deallocation of TLazySingleton<FInternationalization> causes unhandled exception. If DISABLE_LAZY_SINGLETON_DESTRUCTION=1 is provided - the build completes successfully" ...