Unreal Engine Issues
Unreal Engine Issues
Sound Cues report incorrect MaxDistance when using SoundNodeParamCrossFade
UE - Audio - Apr 23, 2015Short duration sounds (< 1.0 seconds) trigger a check on max distances by sound nodes in a sound cue. Sound cues which use SoundNodeParamCrossFade are reporting 1.0 as the max distance and thus resu ...
r.GTSyncType 2 console command causes incorrect frame rate display on Windows platform
UE - Rendering Architecture - RHI - Feb 6, 2023The FRHIFrameFlipTrackingRunnable thread is not initialized on Windows, so RHIGetFrameRate always returns zero. As a workaround, remove the code added by CalculateFPSTimings for Windows platform, a ...
Custom data update crash - invalid memory when removing an instance from a UHierarchicalInstancedStaticMeshComponent
UE - World Creation - Worldbuilding Tools - HLOD - May 3, 2022This is a race condition, did not crash with -onethread. Attached the collected threaded callstacks, although they look misaligned. Licensee has provided a suggested fix. ...
No scrollbar in Structure UI
Tools - Nov 28, 2016Noticing that there is no scrollbar for Structures UI. This happens for the Structure and Default Value sections. When adding a new variable you see scrollbars appears for a second before disappear ...
Crash after Enabling Forward Shading on Mac and Creating/Editing Materials
UE - Graphics Features - Nov 18, 2016A crash occurs after enabling 'Forward Shading' on Macs. The crash is triggered after creating a new material and attempting to modify that material. Regression? No, this crash also occurs in the 4 ...
virtual texture lightmap crash due to pixel format r8Unorm_srgb in MacEditor
UE - Rendering Architecture - RHI - Mar 4, 2021Currently r8Unorm_srgb is required by virtual texture lightmap, and the Metal RHI simply forbids r8Unorm_srgb on Mac platform. Since the latest MacOS 11.0+ have the support of r8Unorm_srgb, we shoul ...
Hang and log spam when making changes to a landscape material with the landscape editor open
UE - LD & Modeling - Terrain - Landscape - Jul 25, 2016Editor hangs if changes are made to the material which is currently assigned to a landscape while the landscape editor is open. Also spams "LogMaterial: 0.03 seconds spent updating 1 materials, 1 i ...
Source assumes that TG_PrePhysics is the first tick group
UE - Gameplay - Feb 16, 2016Licensee has reported an issue with the source code and proposed a fix. The issue is that the source is assuming that TG_PrePhysics is the first tick group in all cases. Information can be found abo ...
[Audio Capture] - Editor crashes when activating an Audio Capture component when there are no active input or output devices avilable
UE - Audio - Aug 12, 2022If a device has no available input or output devices, activating an Audio Capture component will cause the device to crash. Occurs in Editor and Runtime. Assertion failed: NumTotalFrames > 0 [File:E ...
Crash on startup with a Blueprint deriving from an abstract class with a SpriteComponent
Tools - Feb 7, 2018Appears to be an issue with load order and the timing of when we populate the 'ShowSpriteCommands' and 'SpriteIDToIndexMap' containers, which we assert on if they're not the same size. The original ...