Unreal Engine Issues

CTRL+LMB/RMB does not respond once transform widget is out of view

When dragging the object in and out of view with the CTRL+LMB/RMB, the object will stop moving once the transform pivot is out of the viewport. ...

Auto-generating multiple levels at once crashes the editor

Creating multiple levels at one time will cause the editor to freeze and lock up and may lead to an "out of memory" crash in the editor. ...

HISMC UpdateInstanceTransform blueprint function does not update bounds correctly

Crash when setting Texture Target for Render Target 2D created at Runtime

A crash occurs when creating a Render Target 2d and setting the texture target at runtime. After running some more tests, the crash seems to occur when setting the texture target, as the creation o ...

Audio device hot swap fails for extreme audio device ranges

Ribbon Emitter Lifetime Parameter Can Only Be Set Once

You can set the ribbon particle parameter for lifetime only once during runtime. After that setting that parameter has no influence. ...

Functions are called multiple times when given more than one reference

Functions are called multiple times when given more than one reference. The function is called a number of times equal to the number of references that it is given. ...

ZenGarden's game sequence doesn't play on device

Zen Garden loads, then the screen fades in and out as if it's ready to begin play. But when the player taps the screen, the only thing that moves are some lensflares, and the level never transitions ...

Blueprint Diff of GameplayTagContainer variable shows difference when there is none

GameplayTagContainer does not diff properly. ...

Crash when exiting PIE after execute demorec command

This issue is regression because it doesn't reproduce 4.18.3. Default level is just the level to move. Demorec level runs demorec command with beginplay and has one replicated variable. UEditorEn ...