Unreal Engine Issues
Unreal Engine Issues
UserSceneTexture Post Process Material Renders Incorrectly When ScreenPercentage is Below 100
UE - Graphics Features - Dec 17, 2024When using a UserSceneTexture in a post-process material, a visible rendering issue occurs if the viewport's ScreenPercentage is set to below 100. This issue looks like it might stem from an incorre ...
LastRenderTime does not update when Occlusion Culling is disabled
UE - Graphics Features - Feb 25, 2025When disabling Occlusion Culling, Components will not have their Last Render Time updated. ...
Sequencer Crash when Hovering over Binding Properties on a Component with Spaces in its Name
UE - Anim - Sequencer - Nov 7, 2025Crash when binding to new components that have spaces in their name and you attempt to access their bindings. ...
When Adding Custom Bindings, get ensure that "Multiple persistent shared references detected for Sequencer..."
UE - Anim - Sequencer - Nov 17, 2025Ensure: Error LogOutputDevice Ensure condition failed: SequencerRefCount == 1 [Link Removed] [Line: 967] 1. Error LogOutputDevice Multiple persistent shared references detected f ...
Editor crashes if opening a sublevel containing a navmesh when persistent level is open
UE - AI - Sep 8, 2015If the persistent level is open and a user attempts to open a sublevel that contains a navmesh, the editor will freeze and then crash. Frequency: 3/3 Crashreporter: N/A ...
2 minute hang and high memory usage when adding assets with large textures
UE - Foundation - Core - Cooker - May 28, 20152 minute (or more) hang and high memory usage when adding assets with large textures. The memory increase can be up to 3 or 4 GB when none of these assets(or referenced assets) take up nearly that ...
Crash When Adding Actor Component Tagged 'Within' to a Game Mode Blueprint
UE - Gameplay - Components - Apr 25, 2016Crash occurs when attempting to add an actor component c++ class to a game mode blueprint if the actor component is tagged with the Within="GameMode". Found in 4.11.2 binary, reproduced in 4.10.4 ...
Interface functions inherited after a duplicated actor blueprint is reparented to the blueprint it was duplicated from cannot be deleted.
UE - Gameplay - Blueprint - Oct 16, 2015Interface functions inherited after a duplicated actor blueprint is re-parented to the blueprint it was duplicated from cannot be deleted. Note that the inherited function can be deleted in a new ac ...
Changes to a Spline will reset if the Spline Component is renamed
Tools - Sep 17, 2015Changes to a Spline will reset if the Spline Component is renamed User Description: Spline reset after rename The spline, nicely edited and long, got reset to the default after I've renamed the s ...
Landscape Collision Offset with Visibility Mask
UE - Graphics Tools - Terrain - Landscape - Oct 12, 2016Landscape Collision is offset when using the Landscape Visibility Mask. If you paint a hole within the landscape and use the Third Person Template character to walk over the holes, the character wil ...