Crash when opening a project with Renderdoc plugin enabled while renderdoc is installed on the machine

UE - Graphics Features - Oct 6, 2020

-The editor will crash when opening a project with the Renderdoc Plugin enabled while the user has Renderdoc installed on their machine. Uninstalling Renderdoc allows the project to open without cra ...

Movie Render Queue Console Variables settings do not apply to existing jobs when preset is saved.

UE - Anim - Sequencer - Oct 6, 2020

Console Variables settings will not update existing jobs when saved to a preset that they both use. ...

Movie Render Queue Console Variables settings do not apply to existing jobs when preset is saved.

UE - Anim - Sequencer - Oct 6, 2020

Console Variables settings will not update existing jobs when saved to a preset that they both use. ...

Crash when opening OculusVRDartsGame without oculus software installed

UE - Online - Oct 6, 2020

Several users have reported crashes when attempting to open the OculusVRDarts game we offer in our [Link Removed] Instead of allowing the engine to crash, we should handle this issue gracefully and ...

Cannot use Assign node with a Wildcard Container parameters

UE - Gameplay - Blueprint Editor - Oct 6, 2020

REGRESSION: Does not occur in 4.25 User is not able to use the Assign node with wildcard containers. The node is always made with single value parameter inputs and will generate compile errors. ...

"Assertion failed: NumberOfFreeBits >= 0" on clients that attempt to connect to a server with the -NoPacketHandler option

UE - Networking - Oct 6, 2020

With the rework of IP address resolution in 4.25, this assert now occurs. When no packet handler is used, UPendingNetGame::InitNetDriver calls SendInitialJoin() immediately, before async address res ...

Low-level memory tracking has negative values for "FMallocUnused" and "Untracked"

UE - Foundation - Core - Oct 6, 2020

"FMallocUnused" is immediately bellow 0. "Untracked" is reported to go below 0 after very long playtimes (over 36 hours). Reported in version 4.25.3(CL 13942748). Tested and found negative values f ...

Texture2D values and gradients are incorrectly appended in Alpha channel

UE - Graphics Features - Oct 6, 2020

After creating new material and inputting a texture coordinate node, and connecting with two mask nodes for R and G, then connecting to "Make Float 4" nodes, the values in the Alpha Channel don't ma ...

HZBOcclusion fails in split screen when using D3D11

UE - Rendering Architecture - RHI - Oct 6, 2020

r.HZBOcclusion 1 gives incorrect results with split screen on D3D11. With -d3d12 it renders correctly. It also renders correctly if the RenderDoc plugin is enabled or the editor is running with -on ...

Static Mesh imported from USD file has empty UV channel

UE - Editor - Content Pipeline - Import and Export - Oct 6, 2020

When importing static mesh from USD file then it has the wrong amount of UV channels. Selecting a UV channel shows an empty area in the viewport. Regression: YES - not reproduced in 4.25.3 produc ...