Unreal Engine Issues

Crash when using Vertex painter with material including cubemap texture sampler

Engine crashes when static mesh have material with cube sampler in vertex painter mode. Simply DaylightAmbientCubemap_Mat have texture cube as texture sampler. This is not reproduced in 4.15 versi ...

Character Mesh transform replication break on clients

In 4.16, character mesh on clients seem to be in the different location than the server. So far this happens when the player start is above the ground. This does not happen when network Smoothing ...

Arabic text appears clipped when using DejaVu Sans

Arabic text can appear clipped at certain zoom levels when using DejaVu Sans. This issue doesn't occur when using Noto Naskh. ...

Renaming an input pin does not update accessor

Typo in Material Editor HeightLerp node

The HeightLerp node in the material editor has an input pin that reads "Transistion Phase (S)" - Transistion seems like a typo for Transition (without the second 's') ...

Texture Sample 2D Parameter not Working with WPO on Mobile Quality ES3.1

WPO does not accept TextureParameter2D nodes when deployed to High End Mobile. The interesting thing is that all other inputs accept Param2D, so it is not entirely clear why WPO is not working. If ...

Clicking on a hover over submenu on mac closes the menu instead of instantly opening it

On windows, if you click an item that opens a submenu when you hover over it, it will instantly open that menu so you don't have to wait for the hoverover. On Mac if you click that menu item, it wi ...

Exporting static mesh, then importing that fbx(w/ Import Normals and Tangents) doubles vertex count

Static meshes exported from the engine have more vertices when imported back into the engine. Occurs on? 4.13 - 3172292 - YES 4.16 - 3466753 - YES 4.17 - CL3512142 - YES ...

Unable to set a Destructible Mesh Component for an blueprint instance in the level

Unable to set a Destructible Mesh Component for an blueprint instance in the level. All other components can be set this way. ...

OnMovieClipFinished returns the incorrect movie name

When OnMovieClipFinished is called, it will return the name of the movie clip that is about to be played rather than the clip that had just finished. Regression: Yes This did not occur in 4.15.3 B ...