Unreal Engine Issues

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. ...

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 ...

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 ...

Warning in Net.PacketNotify Test

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

When changing the Material of a CompleCollision during PIE, the change is not applied to the PhysicsMaterial.

If changing the material during PIE, the content of the material will be reflected immediately, but the physics material will not. Once the Mesh (Complex Collision Mesh) is cleared and reset, it wil ...

Unable to recapture the network channel data after stop the profile

It appears that networking insights data is not being gathered when a delay capture is started with the "trace.send" or "trace.start" command. If we were starting from the application startup time w ...

Subsurface Scattering Checkerboard with SceneColourFormat 3 (High Scalability) leads to a visual artefact when temporal upscaling is in use

Primarily visible at very low internal resolutions (25-33%), the SSS checkerboard with an RGB scene colour format (r.SceneColorFormat 3) causes a double-image artefact both internally and on the sil ...

"Corrupted" .TM file is created on disk when user is missing space

Static mesh loses static mesh reference when Alt-dragged in viewport if filepath contains []

Static meshes lose their static mesh reference when alt-dragged in viewport. This only occurs if the mesh is located in a filepath containing square brackets ( [] ) within the filepath name. Additio ...

Changing between multiple Streams that are contained within an array does not work

Changing between multiple Streams that are contained within an array does not work. ...