Unreal Engine Issues and Bug Tracker (Search Results)

Fixed

Crash when calling an event with an enum reference parameter with literal

UE - Platform - Linux - May 1, 2018

The issue appears to be the type of the input pin on the custom event(or function - both behave the same), under normal circumstances it should allow you to pick the enum from a list on the calling ...

Fixed

Editor crashes when keying a frame to an Animation from Pose with Appended Frames

UE - Runtime - Animation - May 17, 2022

This is a regression. Tested in //UE4/Release-4.27 CL18319896 Editor crashes when keying a frame to an Animation from Pose with Appended Frames. ...

Fixed

UEditorValidatorBase::ValidateLoadedAsset() is not using the K2_ValidateLoadedAsset() output, effectively ignoring the Blueprint validation

zComponent - Archive - May 1, 2025

UEditorValidatorBase::ValidateLoadedAsset() is not using the K2_ValidateLoadedAsset() output, effectively ignoring the Blueprint validation. The K2Result is not used later in the function, and this ...

Fixed

MetalRHI Asserts When Using "Profile GPU" With RHI-Thread/Parallel-Execution

UE - Graphics Features - Sep 14, 2016

When the RHI thread is enabled (with or without parallel-execution) for Metal it isn't currently possible to run "profilegpu" because the GPU timestamp emulation code isn't multi-thread safe and pro ...

Fixed

TAttributeContainer::CopyFrom crashes when container contains invalid bone indices for active mesh

UE - Runtime - Animation - Jun 16, 2024

Currently there's no validation within the animation attribute container that bone ids are valid. This means that client/game code can add attributes with invalid bone ids into the container and th ...

Fixed

Crash upon diffing Blueprint that was reparented when its previous parent has already been deleted

UE - Gameplay - Blueprint Editor - Sep 20, 2017

When attempting to diff a Blueprint that has been reparented when the previous parent no longer exists in the editor, a crash occurs. The crash is due to the editor attempting to reference the delet ...

Fixed