Unreal Engine Issues
Unreal Engine Issues
Assertion trying to open packaged project on Linux: Default__MaterialInterface was listed as a fixed load order but was already processed
UE - Foundation - Core - Feb 20, 2017This might be related to [Link Removed]. ...
UnrealVS Windows 10 support - fix .NET version in manifest
Tools - Aug 4, 2015Seems like we should be specifying the .NET version like this guy's fix. ...
Fix deadlock between sk component and sk build or import
UE - Editor - Content Pipeline - Import and Export - Nov 27, 2024Fix deadlock when skeletal mesh component is shown in the detail panel with physics body section category open and the skeletalmesh is re-importing or doing any other asyc task that need the game th ...
Fix up GPU breadcrumb labels for Intel performance analysers
UE - Rendering Architecture - RHI - Jun 13, 2025A licensee has brought up that the GPU breadcrumbs are incorrectly displayed with traces taken on the Intel GPU Analyzer tools (see screenshot). It looks like the format string is being passed on in ...
Assertion opening blueprint with HISMC created in 4.11
UE - World Creation - Worldbuilding Tools - Foliage - Jun 7, 2016After project was upgraded to 4.12 opening a blueprint that contains Hierarchical Instanced Static Mesh component will result in a crash. From the log I this is the important part: Assertion faile ...
Instance changes no longer propagating to ChildActor after updating from 4.11.2
UE - Gameplay - Jun 13, 2016Function parameters do not appear to pass the correct information after updating from 4.11.2 ...
Enabling Tessellation on Materials in 4.11 causes geometry to Disappear
UE - Graphics Features - Dec 23, 2015Any material that already exists in 4.11p1, with tessellation enabled, causes assigned geometry to disappear. Any material created within 4.11p1, with tessellation enabled and a base color, causes t ...
Performance regression from 4.10 to 4.11 on Sony Xperia M4 Aqua
UE - Platform - Mobile - May 27, 2016User reports that on the Sony Xperia M4 the FPS have decreased from about 25 down to 5 after upgrading to 4.11. ...
Setting Fixed Frame Rate Prevents Particle Collision In PIE, Standalone, and Packaged Game
UE - Graphics Features - Oct 12, 2016If you set the project to use a fixed frame rate, particle collision no longer works. ...
In the Anim Sequence Editor set a Notify's MontageTickType to be fixed to BranchingPoint if that Notify is a Native Branching Point
UE - Anim - Gameplay - Jun 30, 2023To avoid confusing users when working with a Native Branching Point Notify set its MontageTickType to be fixed to BranchingPoint. ...