Sequencer: If you scrub to the end frame you will always be on a sub-frame..

UE - Anim - Sequencer - Mar 21, 2022

I'm using this option. [Image Removed] But if you scrub to the end of your shot.  You will always end up in a sub-frame. This throws some tools off like the Snapper and space-switching which do ...

Large Landscapes cause long PIE start time delays

UE - LD & Modeling - Terrain - Landscape - Jan 29, 2020

These delays appear with large Landscapes (for example 8029 x 8029) . The delays only start occurring after the level is saved and reopened. After which PIE start times will be 5 to 15 times longer ...

EDITOR: CRASH: Saving a project while an auto save is occurring will crash the Editor.

Tools - Aug 1, 2014

If a user initiates a save using Ctrl+S while an autosave is in progress, the Editor will crash. CRASHREPORT: [Link Removed] ...

Get VR Focus State will cause a crash if used without a HMD device on

UE - Platform - XR - May 31, 2016

Get VR Focus State will cause a crash if used without a HMD device on ...

Destructible components will not respond to OnHit events when impact damage is disabled

UE - Simulation - Physics - Destruction - Aug 31, 2016

Destructibles without impact damage will not trigger onhit events, regardless of their "Simulation Generates Hit Events" flag status, this is because we ignore that flag in CreatePhysicsState and on ...

The import option for Remove Degenerates will disable material collision checkbox

UE - Editor - Content Pipeline - Import and Export - Jan 17, 2017

When you disable the import option for Remove Degenerates the checkbox under the materials for "Enable Collision" will be disabled. This only matters if per-poly collision is being used for the mesh ...

Get VR Focus State will cause a crash in standalone if an HMD device is in use

UE - Platform - XR - Jul 27, 2016

Get VR Focus State will cause a crash in standalone if an HMD device is in use ...

Passing an FQuat over a network will crash a game unless it is set as a variable first.

UE - Networking - Jan 6, 2015

A user reported that retrieving and sending an FQuat over a network will crash a game unless the FQuat is first assigned to a variable and the variable is passed. ...

Using the "-opengl" commandline argument on a client project will trigger an Access Violation breakpoint.

UE - Graphics Features - Dec 3, 2014

Running a client in debug mode in Visual Studio with the "-opengl" commandline argument will trigger an Access Violation breakpoint. ...

Data Table row will reset to None if Child Actor is selected

Tools - Apr 22, 2016

Data Table row will reset to 'None' if Child Actor is selected User Description: There are few things you can check/test: Change type of variable in structure to something other than "TestBPClass2 ...