Unreal Engine Issues
Unreal Engine Issues
Sequence thumbnails save with visual issues
zComponent - Archive - Aug 1, 2025[Link Removed] When camera tracks are activated, saving the sequencer results in captured anomalies: 1. Incorrect aspect ratio 2. Additional post-processing effects such as lens flare appear 3. ...
WorldToClip/ClipToWorld transform in materials not behaving as expected
UE - Rendering - Features - Dec 19, 2025In 5.3, the specified code will return all 0 or very small as expected. However in 5.4.4 and onwards (also checked in 5.6.1 & 5.7.1), it returns very large numbers. ...
Static Mesh Only enabled Foliage Actor causes serialization error in packaged game
UE - Engine Scaling - Streaming - Nov 24, 2023The crash can be worked around by modifying FFoliageISMActor::Serialize as following code : void FFoliageISMActor::Serialize(FArchive& Ar) { #if WITH_EDITORONLY_DATA if (!Ar.IsCooking()) // ...
Importing FBX from blender causes crash
UE - Editor - Content Pipeline - Import and Export - Mar 8, 2015Importing FBX model with Shape Keys crashes editor. This crashes in the SDK so we dont have control over it. Given that this is one of the first things we do on import it is unlikely we are corrup ...
Materials using Media Textures appear upside down in UMG on Android
Tools - Jul 7, 2015When a user applies a media texture to a material and then applies this to an image widget, this material appears upside down when launched on to the Galaxy Note 3 (OS-Android 5.0) and the Nexus 5 ( ...
Separate Translucency Advnaced Show Flag not working as expected
UE - Graphics Features - Jan 11, 2017The show flag Separate Translucency is on by default. In TM-ShowFlags_Advanced, the sphere in display 1.7 should not be blurry when you enter the volume. Toggling the flag on and off doesn't change ...
'Random Pitch Angle' not working when 'Collision with World' is enabled for Foliage instance settings
UE - World Creation - Worldbuilding Tools - Foliage - Jan 16, 2017The 'Random Pitch Angle' setting within the Foliage instance settings are being overridden or ignored when 'Collision with World' is also enabled. This occurs in the binary releases of 4.12.5, 4.13 ...
Servers are not visible to clients in ShooterGame with LAN off
UE - Networking - Jan 17, 2017Server are not visible to clients in ShooterGame when the LAN is set to off. This occurs on all native platforms when trying to connect to each other when the LAN is off. REGRESSION: Yes Worked: 4 ...
Crash when loading TM-MotionControllers in a packaged build
Docs - Samples - Oct 26, 2016Packaged QA Game crashes when opening "TM-MotionController" This issue did not occur in 4.13 This is also affecting KiteDemo. Cinematic will crash when Editor Content is not included in the packag ...
Enabling "Show Only Modified Properties" causes details panel menu to disappear
Tools - Feb 27, 2017Enabling "Show Only Modified Properties" causes details panel menu to disappear. Only occurs on actors/components with no modified properties. Regression: YES Worked: 3249277 (4.14.3) Broken: ...