Packaging fails after changing from Dynamic to Static Nav Mesh Runtime Generation

UE - AI - Feb 8, 2016

If you package with Runtime Generation set to Dynamic and then switch to Static and attempt to repackage, the packaging will fail with the following error message.[2016.02.08-16.18.14:511][217]MainF ...

Visual Studio opens unnecessary windows when adding a new C++ class via the editor's interface

Tools - Oct 25, 2017

When adding a new C++ class to a project via the editor's interface, Visual Studio is opened but it ends up opening more than is necessary. Firstly, Visual Studio is opened without focus on the two ...

[CrashReport] UE4Editor_LevelEditor!FMulticastDelegateBase<FWeakObjectPtr>::RemoveAll() [multicastdelegatebase.h:81]

Tools - Oct 26, 2017

This is a trending crash in 4.18.0. One case of this callstack occurred in 4.17.1, but then numerous have occurred in 4.18. Users have not provided any descriptions of their actions when the crash ...

Assets with Render in Main Pass disabled show shadow artifacts

UE - Graphics Features - Apr 18, 2016

This issue was originally reported specifically for Destructibles, but it appears to affect Skeletal Meshes, and static meshes when selected. When "Render in Main Pass" has been disabled skeletal an ...

Socket Snapping in level editor no longer works

Tools - May 14, 2018

The Socket Snapping level editor action no longer works in 4.19/4.20, it worked in 4.18 but regressed. It still attaches but it's set to maintain it's world position, so it doesn't actually snap. T ...

[CrashReport] UE4Editor_UnrealEd!FAssetEditorToolkit::GetDefaultTabIcon()

Tools - Nov 2, 2017

This is a fairly common crash that occurs in the 4.17 and 4.18 releases. This callstack was originally being tracked under [Link Removed], but that had specific repro steps that were confirmed fixed ...

Particle Mesh Emitters Cause Heavy FPS Stutter

UE - Graphics Features - May 4, 2018

Per User: After updating my project from 4.18 to 4.19, I started getting huge FPS drops at regular intervals. I managed to trace back the issue to particle systems with mesh emitters and could repr ...

Crash due to D3D device being lost. (Error: 0x887A0006 - 'HUNG')

UE - Graphics Features - Feb 22, 2017

This JIRA has been made to consolidate all "D3D device being lost. (Error: 0x887A0006 - 'HUNG')" crashes into one. Previous Jira tickets include:[Link Removed][Link Removed][Link Removed][Link Remo ...

[CrashReport] UE4Editor_MediaAssets!UMediaTexture::TickResource() [mediatexture.cpp:245]

Media Framework - Oct 10, 2017

This is an early trending crash coming out of the 4.18 previews. Users have not provided any descriptions of their actions when the crash occurred. The callstack is similar to [Link Removed]. Sour ...

SetCollisionProfileName and SetCollisionEnabled aren't working in Construction Script

UE - Simulation - Physics - Dec 5, 2019

This is a regression from 4.22.3 (CL-7053642) where this setup executed as expected. Toggling Collision Profiles in 4.23.1 (CL-9631420) and onward do not affect the Static Mesh and it acts as if it ...