"Select New Skeleton" window appears behind editor and gives error

OLD - Anim - Apr 21, 2015

When you select an asset that references a skeleton that has moved, the editor asks you to choose a new skeleton. When you choose Yes is it gives the message "The Anim Blueprint could not be loaded ...

StartCameraFade() breaks on mobile projects after editor is closed/reopened

UE - Platform - Mobile - Oct 6, 2015

If a project that is set to Mobile/Tablet and Scalable 3D or 2D uses StartCameraFade() to produce a fade in effect, the effect will not play in PIE if the editor is closed/reopened. ...

Crash occurs if the Recast Navmesh is set to Dynamic and the BehaviorTree runs a 'Does Path Exist' decorator

UE - AI - Jun 16, 2015

Crash occurs if the Recast Navmesh is set to Dynamic and the BehaviorTree runs a 'Does Path Exist' decorator. Crashreporter info: [Link Removed] ...

[CrashReport] Assertion failed: Canary == ShaderMagic_Initialized

UE - Graphics Features - Jun 13, 2017

This is a common crash among the community since at least the 4.14 release. Additional information is not currently available. This is spread among numerous different CrashGroups between releases w ...

A GeometryCollection that was broken and is going through shrinking will reset the size of its particles if a second level is broken

UE - Simulation - Visual - Oct 18, 2024

Might relate to issue [Link Removed] - "The Remove-On-Break feature, set on Fracture Mode on Geometry Collections, stops shrinking and shows strange behaviors" The added information on this particu ...

Possible bug with GAOGlobalDistanceFieldCacheMostlyStaticSeparately

UE - Graphics Features - Jun 2, 2025

The Global Distance Field can constantly update, even when the camera is stationary, in large World Partition maps. This bug requires a large amount of the World Partition map to be loaded to reprod ...

TMap Contains Node Returns False Incorrectly Under Specific Circumstances

Tools - Nov 20, 2019

The Contains node doesn't return an existing row from a data table under specific circumstances. This didn't occur when the struct the data table is based on was made via blueprints or there are mor ...

Blueprint Struct Issues - Data table wiped data

UE - Gameplay - Blueprint Compiler - Aug 19, 2024

The user has come across various issues with using nested blueprint structs within a data table. The first issue relates to changing a variable in a child struct and setting it back then saving, cau ...

Difference in LODs between PIE and editor

UE - Rendering Architecture - Dec 7, 2023

It is possible to repo this without the exact steps, but that leaves it ambiguous if the camera moved when exiting PIE or not. ...

Bug: Relative File Paths for Asset Source Files are Incorrectly Generated for Engine and Engine Plugin Assets

UE - Editor - Content Pipeline - Nov 21, 2024

When importing an asset like a Texture asset using the steps mentioned in the Repro steps, the imported asset does not have the correct relative path listed under the newly-created asset's "Source F ...