Unreal Engine Issues
Unreal Engine Issues
Composite font uses a sub-font, even when the sub-font doesn't support the character
Tools - Apr 7, 2016I have a fix for this shelved in CL# 2937344, so it would be good to get it into 4.12 once the user verifies the fix. ...
MotionWarping does not recognize new MontageInstance with the same montage
UE - Anim - Gameplay - Jan 11, 2023When the same AnimMonotage is played again while moving with MotionWarping & RootMotion, UAnimNotifyState_MotionWarping does not recognize it. From licensee: The issue was that in URootMotionMod ...
UAssetManager::ChangeBundleStateForPrimaryAssets: Performance: Avoid canceling loads in progress when new bundles added and the in progress bundles are kept
UE - Foundation - Data Pipeline - Cooker - Mar 4, 2024UAssetManager::ChangeBundleStateForPrimaryAssets allows adding new BundleNames to the list of BundleNames loaded for a PrimaryAssetId. Each BundleName specifies a BundleEntry with a list of assets. ...
[CrashReport] ULevel::GetWorldSettings - UMaterialFunctionThumbnailRenderer::Draw
Tools - Oct 30, 2017This is a common crash that has occurred since at least 4.16. The callstack is nearly identical to [Link Removed], which appears to be fixed in 4.18; and [Link Removed], which has not. The differen ...
Unknown force is applied to the cloth when changing the skeletal mesh LoD with cloth.
UE - Simulation - Physics - Character - Jul 11, 2019There are 3 issuesEach particles don't restore its previous position. Which is for calculating velocity by verlet iteration.The previous transform is cleared by current transform. It provides zero v ...
Reintroduce UE4 Material Layer drag & drop behavior in UE5
UE - Rendering Architecture - Materials - Oct 19, 2023This behavior has changed from UE4 to UE5 due to a fix to an unrelated bug ([Link Removed]). Reintroduce the old behavior without causing a regression that reintroduces Ben's fixed bug. ...
COTF has issues with out-of-source projects
It is expected that cooking, including COTF, will fix-up all string asset references. There were a few reasons this wasn't happening, but we should get these fixes into 4.15 as the impact was worst ...
Crash on exit with NULL FTextRenderComponentMIDCache
Suggested fix is to relocate the Super::PreExit() call to the end of UGameEngine::PreExit() so that level streaming can be safely flushed before the MID cache is cleaned up. ...
Impossible to save assets after change in redirectors
UE - Foundation - Core - UObject - Dec 13, 2018One of our licensees pointed out this problem. I've tried all the common redirector problems (write / read permission, multiple instances of the editor, renaming the assets, running the commandle ...
Editor crash when ticking then unticking "Toggle Visualization" in a Google Resonance Spatialization Settings window
UE - Audio - Oct 23, 2020This is a user reported crash, I was able to re-create in 4.25.4. I'm also assuming this happens in 4.26, however there is a current blocker that stops me from opening this project in 4.26. Linked ...