Stock "P_AssaultRifle_AMmo" and "P_Health" pickup particles from the Shooter Game Pack cause the editor viewport to stutter and hang repeatedly

UE - Graphics Features - Apr 10, 2018

When placing "P_AssaultRifle_AMmo" and "P_Health" pickups into a level there seems to be some stuttering in 4.19 projects. ...

Event Trace Log prints node actions multiple times

UE - Gameplay - Blueprint - Jun 10, 2015

If a blueprint has a breakpoint on a node and that node is utilized in PIE, the Event Trace in the Debug Log window will register each action taken by the blueprint multiple times. ...

character movement velocity negatively affected by framerate

UE - Gameplay - Oct 28, 2015

Lower framerates directly affect the velocity of a character's movement if that velocity is provided by another source. ...

Packaged VehicleGame loses in game music and other audio elements after selecting restart track via pause menu

UE - Audio - Jan 19, 2017

I wasn't sure how to get additional audio logging and asked around, but could not get the commands for what I need. I'm waiting on our Audio SME to come in (different time zone) to see how I can get ...

Any nodes after a reroute node do not list stats in the Blueprint Profiler

UE - Gameplay - Blueprint - May 18, 2016

No Profiler stats are being listed for nodes after a reroute node. Just the nodes are listed with no stats present. ...

Cameras rotate incorrectly in Sequencer when using Key All and Auto-Key options

UE - Anim - Sequencer - Dec 14, 2018

Sequencer is having issues handling a camera rotation going past -180 or 180 degrees with multiple keyframes when Key All and Auto-Key options are enabled. This results in unwanted 180 degree flip w ...

Can't Play In Editor after editing color value in color picker

UE - Anim - Runtime - Oct 23, 2020

Can not launch PIE after set the value in color picker window to enter a number from the keyboard. Choose the color value with the picker or close the window with the Cancel button to return to it.  ...

Crash right-clicking in anim blueprint asset picker

OLD - Anim - Mar 10, 2017

Editor crashes when right-clicking in the blank area of the anim blueprint asset picker ...

Scaling sphere with gizmo causes it to not work with line trace

UE - Editor - Workflow Systems - Mar 16, 2021

Changing the scale of an actor with the level editor gizmo follows a very different codepath than changing it via the details panel. A side effect of this seems to be that line traces will no longer ...

Significant FPS Drop when Moving Mouse over GUI Elements [Mac]

UE - Platform - Apple - Feb 21, 2017

On a Mac, scrolling over GUI elements, in the World Outliner for instance, results in a significant frame rate drop. Regression: No, occurs in UE4.14.3 Does not occur in Windows ...