Unreal Engine Issues
Unreal Engine Issues
MovieRender Pipeline Skips Output Frames during GC
UE - Anim - Sequencer - Jun 8, 2020This is being seen in the wild... can release a temporary fix until 4.26 when we can change the headers and fix it for real. ...
Crash in FWebRemoteControlModule::HandleBatchRequest() when not enforcing passphrase on requests
UE - CAPT - Tools - Remote Control - Mar 20, 2026When a client sends a request with no passphrase to Unreal Remote Control's "/remote/batch" endpoint, and the plugin is configured to not perform passphrase verification, the Editor will crash as so ...
FirstPerson template project crosshair has white background on Samsung S6 Edge
UE - Platform - Mobile - Dec 6, 2016This is a regression from 4.13.2 Seen on a Galaxy6Edge_6714 OS: 5.0.2 This was not seen on a HuaweiP9Plus_9532 OS: 6.0 ...
Crash when using Mesh Reduction on ScotsPine_01 for LOD3
UE - Graphics Features - Jan 30, 2017A crash occurs when trying to use the Mesh Reduction tool for the ScotsPine_01 static mesh from the Open World Demo collection. The assets from this project are usually very processor heavy due to ...
Crash when creating a static mesh from a Procedural Mesh Component that has been used with a Create Mesh Section node
UE - LD & Modeling - Modeling Tools - Mesh Editing - May 5, 2021When creating a static mesh from a Procedural Mesh Component that has been used by a Create Mesh Section node, the editor crashes. The editor doesn't crash when selecting the Create Static Mesh butt ...
Ensure occurs if the decal scale is set to a very small value
UE - Graphics Features - Jun 15, 2022The variable emitting this ensure (RelativeWorldToDecalMatrix) is not actually used, so this line can be removed. FDeferredDecalPS::SetParameters ... const FLargeWorldRenderPosition AbsoluteOri ...
Imported tiled landscapes into World Composition Browser have seams between landscape tiles
UE - LD & Modeling - Terrain - Landscape - Mar 19, 2015Landscape seams appear between world composition browser imported heightmap tiles. Workaround: Run over seam with smoothing tool set to strength 0.0 ...
Blueprint Functions Aren't Listed in the Profiler Tool
UE - Foundation - Core - Sep 19, 2019Blueprint functions aren't showing up in the Profiler Tool. Found in 4.23.0 CL#8386587 Reproduced in 4.24.0 Main CL#8781358 ...
FKConvex::ElemCalcAABB ignoring current transform.
UE - Simulation - Physics - Apr 15, 2016FKConvexElem::CalcAABB was ignoring the elements currently defined transform, and only scaling. This means that any actor that has a transform (not just Merge Actors) could potentially have very dis ...
Incorrect mouse position provided by the Get Mouse Position on Viewport node
Tools - Nov 6, 2017The Get Mouse Position on Viewport node does not appear to give the correct position of the mouse in the viewport. The further the mouse is moved away from 0, 0, the greater the discrepancy appears ...