Unreal Engine Issues
Unreal Engine Issues
imageStore no matching overloaded function found error when packaging ContentExamples
UE - Niagara - Jun 26, 2018The following error appears when packaging ContentExamples for Linux.UATHelper: Packaging (Linux): LogNiagaraShaderCompiler: Warning: (ERROR: 0:377: 'imageStore' : no matching overloaded funct ...
Sun is rendered badly or not showing on mobile devices.
UE - Platform - Mobile - Jan 27, 2015When you deploy the First Person Template to a mobile device, the sun will appear badly rendered or not rendered at all. Tested on iPhone5S, iPad Air, GalaxyS3 Mail, Nexus 6, iPad Air 2, Nexus 5, G ...
Material Parameter Collections are not working on Android v 5 phones from 4.11
UE - Platform - Mobile - Feb 9, 2016Material Parameter Collections are not successfully passing stored values into Materials when packaged for an Android Phone with an OS version of 5. Both version 4 and 6, correctly use the MPC.Test ...
Forward Rendering Lightmap Density view flicker
UE - Graphics Features - Aug 20, 2019The shaders flicker when in Lightmap Density viewmode after enabling Instanced Stereo Rendering in Project Settings > Engine > Rendering > VR Tested in 4.21.2 (CL - 4753647) 4.22.3 (CL - 7053647), ...
Replicated Movement doesn't replicate itself to all clients on Dedicated Server
UE - Simulation - Physics - Jul 31, 2018This is a regression from 4.19.2 (CL-4033788). The pawns aren't replicating their own movement on their clients, but they are replicating on the clients of other pawns. This was reported and teste ...
Assigning APX Cloth asset to material element
UE - Simulation - Physics - Character - Jun 17, 2016When assigning an imported apx file to the clothing drop down under the material element of this imported Skeletal Mesh will result in a crash. Tested in: 4.11.2 CL-2946394 4.12.3 CL-3013449 Dev ...
Variable Names with a Leading Space Cannot be Copied
UE - Gameplay - Blueprint - Nov 9, 2015If you begin a variable name with a space, attempting to copy any instances of that blueprint will prompt an error warning: "Unknown property in <BlueprintName>: <VarName> = <Value>. Found in 4.9.2 ...
Crash with Particle system using Beam data
UE - Graphics Features - Jan 26, 2016Attached to this ticket is a project with an asset that uses a beam type that is causing a crash when trying to open the asset in 4.11 and 4.12 (MAIN). When trying to recreate the asset there is no ...
[Interchange][gltf] Imported animation are all 1 frame long.
UE - Editor - Content Pipeline - Import and Export - Jan 27, 2025All the imported animation only contain one frame. If the file contains in archive are imported in a gltf web viewer we can see animation are playing. [Link Removed] [Link Removed] https://foru ...
Mutable references MetaHumans heads directly, but DNA Assets are private
UE - Anim - Mutable - Sep 18, 2025When we switched our project to 5.6.1 This error appeared on build. The compilation of the Mutable assets in the editor is not reporting any issue. ...