Unreal Engine Issues

Can't connect Date Time and Time Spawn pins to math nodes

we can do a "cheap fix" here by adding the "IgnoreTypePromotion" metadata to the date time functions, but there are some underlying issues with the FindBestMatching func in this case causing it to f ...

Fixing a Blueprint's compilation error after editor reload causes instances to lose transform

Saving and reloading a Blueprint instance with a compilation error, a.k.a., "Bad Blueprint" will lead to a transform reset when the Blueprint is successfully recompiled. ...

Discrepancy in screen data read back in Materials from screen UVs

This needs to be debugged to see where the data discrepancy comes from. ...

Assert during HLOD Mesh Build with Degenerate Triangles in a Mirrored Mesh Instance

Licensee reports an issue with MeshDescription indexing when reversing a degenerate triangle. ...

Subsurface shading model is broken when ray traced shadows are used in 5.1+

VSM cached shadows not updated-invalidated when masked material parameters are updated at runtime

Iris - Function descriptors will prevent protocols from being marked as fully push based

Anisotropic metallic material and area lights don't work

Component Visualizer EndEditing() never called in Blueprint viewport

User reports difference in ComponentVisualizer behaviour between level viewport and blueprint editor viewport. Details and repro in the referenced UDN ticket. ...

Logging out and then logging in as a new user results in slate creating multiple Slate User IDs

I believe this is happening because when you change your logged in user, the Slate Application will automatically create a new second slate user with an ID of 2. This is bad because the Slate App is ...