Unreal Engine Issues

Default Value is lost, when variable is renamed

Thumbnails do not update when setting Primitive Type inside Material Editor

In the Material Editor in UE4 selecting the Primitive Type under Thumbnail in the Details View does not update the preview material. There is no visible change or detail change that can be seen when ...

Multiple simultaneous keyboard event inputs not received

User Submitted Bug Some keys are not registered when pressed with combination of others. ...

Rotating Movement Component stops at pitch of exactly 90 or -90

When you set the rotation rate of a Rotating Component so that the moved actor reaches exactly 90 or -90 pitch, it stops rotating for a few seconds. ...

HISM(Hierarchical instance static mesh) has lightmap problem after building lighting

HISM has lightmap issues after build lighting ...

4.21 PIE Issues in High DPI

Using a High DPI monitor with a multiple players PIE window results in the 2nd PIE window not saving its location when moved around. Using a monitor with a smaller DPI scale the 2nd window will save ...

Broken Composite Decorator

Reported by Square Enix on UDN, ...

Graph Editor ZoomToFit fighting user

When using the middle mouse button for panning in a graph editor, the zoom/pan transition effect will not cancel before completion due to manual input, leading to UI/User competition in an undesirab ...

Bounds location of apex destructible mesh will not be updated when added to sequencer directly from content browser

Destructible mesh's location will not be updated when added to sequencer directly from content browser, unless two different locations are keyed on the transform track of the mesh. We found the bug ...

Warning in Net.PacketNotify Test

Warning when running the packet notify test, regarding missed acks. ...