Crash trying to rename a checked out umap

UE - Editor - Content Pipeline - Content Browser - Aug 25, 2017

Editor crashes when a person renames a umap asset in the Content Browser that is checked out by another person. This doesn't occur if the user has the asset checked out themselves. ...

Blueprint Diff tool fails to find nodes deleted from an Anim BP and also shows the incorrect State Machine rule

UE - Gameplay - Blueprint - Aug 24, 2017

When using the Blueprint Diff tool to diff an Animation Blueprint, it fails to find nodes that have been deleted from a State Machine rule. It also fails to show the correct State Machine rule when ...

Undoing the pasting of a copied node from the Blueprint Diff tools causes an access violation crash

UE - Gameplay - Blueprint Editor - Aug 24, 2017

The editor crashes with an Access Violation if a node that was copied and pasted from the Blueprint Diff tools is removed via an undo. Regression?: No This issue also occurred in 4.16 Branches tes ...

Foliage meshes do not appear in high res screenshots after certain amount

UE - World Creation - Worldbuilding Tools - Foliage - Aug 24, 2017

When using the Engine's High Res Screenshot tool, there is a limit on the amount of foliage that can be present before the meshes stop appearing. This number is around 1500 meshes, though I was not ...

[CrashReport] Linux crash - FVulkanCommandBufferManager::WaitForCmdBuffer

UE - Graphics Features - Aug 22, 2017

This is a semi-common Linux crash coming out of 4.17.1. It is spread among a few different similar callstack affecting a handful of users. [Link Removed] [Link Removed] [Link Removed] [Link Removed ...

Small objects have erratic behavior when simulating physics

OLD - Anim - Aug 22, 2017

Small objects have erratic behavior when simulating physics. If drop at an angle, some will start spinning indefinitely on contact with the ground while others will spin in place when hit. This is ...

Decal creates lighting artifacts on edge of meshes

UE - Graphics Features - Aug 22, 2017

When using deferred decals there are artifacts that are caused by the emissive color of the decal when viewing the decals from a low angle. These artifacts appear as thin lines on the edges of the m ...

[CrashReport] Assertion failed: SizeX <= GetMax2DTextureDimension() in d3d11texture.cpp

UE - Graphics Features - Aug 22, 2017

This is a common and longstanding assertion that has occurred since at least the 4.13 release. User DescriptionsI was messing with a sequencer's camera settings (not playing back, but active) and c ...

[CrashReport] UE4Editor_SequenceRecorder!FAnimationRecorder::Record() [animationrecorder.cpp:616]

UE - Anim - Sequencer - Aug 22, 2017

According to CrashReporter there is both an Ensure and a Crash that occur with this callstack. The error message for the Ensure is Ensure condition failed: UIDList == AnimationCurves.UIDList [File:D ...

[CrashReport] Assertion failed: Size == CreateInfo.ResourceArray->GetResourceDataSize in d3d11vertexbuffer.cpp

UE - Graphics Features - Aug 22, 2017

This is a trending crash in the 4.17 release. Users have not provided descriptions of their actions when the crash occurred. Source Context 61 // If a resource array was provided for the ...