Using ServerTravel from a map set as the Transition Map with Seamless Travel enabled in the Game Mode will crash the editor

UE - Gameplay - Mar 6, 2015

Using ServerTravel from a map set as the Transition Map with Seamless Travel enabled in the Game Mode will crash the editor. Probably related to [Link Removed] Reproduced in 4.7.2 binary and Main ...

Crash Applying Multiple Anim Modifiers

UE - Anim - Runtime - Sep 5, 2021

Fatal error: [Link Removed] [Line: 2516] Fatal error: [Link Removed] [Line: 2516]Objects have the same fully qualified name but different paths. New Object: MotionExtractorModifier /Game/Characters/ ...

Adding parent constraint to control rig in shot crashes the editor

UE - Anim - Sequencer - Anim in Engine - Mar 10, 2023

Adding a constraint to a control rig in a subsequence will crash the editor. ...

Editor crashes when a floating window PIE command is issued repeatedly

Tools - Oct 4, 2016

After assigning Keyboard Shortcut for New Editor Window (PIE) as "F3" and returning to Viewport and selecting "F3" to open New Editor Window (PIE), continuing to repeatedly press F3 results in the e ...

Crash when using Get Start/End Frame (Seconds) node with MovieSceneSection have no opened bound

UE - Anim - Sequencer - Aug 14, 2019

If use Get Start/End Frame (Seconds) with GetStartFrame has a section isBounded is False, eg 3DTransformSection, editor will be crashed. Specifically, a following code occur crash. inline FFrame ...

Crash when changing details of an animation in an Animation Composite

UE - Anim - Jun 7, 2022

This is a regression tested in //UE4/Release-4.27 CL#18319896 Fatal error is thrown and the Editor crashes when changing details of an animation in an Animation Composite. ...

Crash occurs when unmuting a user while Voice Chat and Network Replays are both active

UE - Networking - Oct 29, 2015

User claims that crash occurs when a new user joins a session and the program attempts to unmute the existing players. This only occurs if Network Replays are active. Note: No reproduction has yet ...

Crash when changing shadow scalability settings to low, then clicking in the viewport

UE - Graphics Features - Jun 9, 2016

A crash occurs after setting the shadow scalabilty settings to "low" then clicking on an item in the viewport. The issue also occurs when setting all of the scalabilty settings to low at one time as ...

Editor crash when modifying Skeletal Animation Section of an unsaved additive animation

UE - Anim - Sequencer - Jan 27, 2021

Unsaved animations can cause the editor to crash if they are in a sequence, if the sequence evaluates them after an edit.  ...