Unreal Engine Issues
Unreal Engine Issues
Migrating a project from UE5.2 to UE5.3.1, there was a difference in the navmesh generated on HISM
UE - AI - Navigation - Oct 24, 2023HISM is generated by ConstructionScript Actor is placed on the level and navmesh is generated on top of HISM. In UE5.2, the navmesh was generated without splitting on the HISM. In UE5.3, a break occ ...
Values are not copied for a EnumArray that is part of an exposed Struct Variable
UE - Gameplay - Blueprint - Jun 21, 2016Values are not copied for a EnumArray that is part of an exposed Struct Variable; when copying from the Details panel to a copy of the same actor. User Description: If you make an array of custom ...
D3D11 error when opening a level after version change
UE - Graphics Features - Sep 23, 2015After converting from 4.7.6 to 4.9.1 specific maps won't open and will crash the editor with a D3D11 error. This has been reported by multiple users but has not been reproduced internally. CrashRe ...
'Render static' flag crashes editor in OpenGL ES3.1 shader complexity view mode
UE - Platform - Mobile - Mar 19, 2020https://udn.unrealengine.com/questions/563316/render-static-flag-crashes-editor-in-opengl-es31-s.html ...
[Audio Modulation]- Modulation of Pitch Destination on a Source Bus with a Parameter Patch affects Volume instead
UE - Audio - Modulation - Mar 20, 2024Stepping in the inner area updates the Control Bus on the Patch, but the Modulation is applied to the Volume destination instead of Pitch. Reproduction rate: 5/5 This also occurs in //UE5/Release- ...
Cull Distance Volumes do not effect Blueprints or Skeletal Mesh Actors
UE - Graphics Features - Jul 31, 2014CHANGELIST: 2181118 BRANCH: UE4 https://udn.unrealengine.com/questions/166371/cull-distance-volume-bug.html DESCRIPTION: Cull distance volumes don't seem to cull blueprints or meshes inside a bluep ...
The 'Add Movement Input' node no longer functions on a Default Pawn
UE - Gameplay - Apr 1, 2015The 'Add Movement Input' node no longer functions on a Default Pawn. This worked in 4.5.1 & 4.6.1. ...
Failed to compile C++ Code project, for iOS/tvOS in Development, in Xcode 8.3 beta 1
UE - Platform - Mobile - Jan 31, 2017Project fails to build for iOS/tvOS due to:error: non-portable path to file errors. ...
Landscape material doesn't show correctly on ES3.1 if Landscape layer blend was implemented by using in Material function
UE - LD & Modeling - Terrain - Landscape - Jan 30, 2019Open the project attached to see the issue ...
ChaosCacheManager is not reproducing Trailing Events
UE - Simulation - Physics - Mar 28, 2025ChaosCacheManager (CCM) is not reproducing Trailing Events. Particles set to track Trailing Events correctly follow the position of the trailing event when the Geometry Collection (GC) is physically ...