If you set the project to use a fixed frame rate, particle collision no longer works. ...
To avoid confusing users when working with a Native Branching Point Notify set its MontageTickType to be fixed to BranchingPoint. ...
Enabling and processing root motion causes animation to rotate the wrong direction. Roll instead of Yaw. Pitch instead of roll etc. This error does not occur in UE 4.6. ...
UDN user ask us to change the API for the material to remove confusion with the material ID. Also apparently there is an issue with the skeletal mesh merge tool, the user did not give any repro ste ...
Switching between SM5 and ES31 views in the Editor shows some small variation in landscape heights. ES31 heights are stored in the vertex with some slight lossy compression so subtle variation can ...
If "Use Relative Fixed Bounding Box" is disabled, level bounds will be incorrectly calculated. This seems to be similar to [Link Removed]. Found in 4.19 CL# 4033788, 4.20 CL# 4212847, 4.21 CL# 4233 ...
Bisecting a BSP with another BSP with an axis scale value at a value < .25 breaks bsp faces, causing them to no longer render correctly. NOTES The value at which this begins to occur is 0.249992 ...
When doing overlap tests in PrimitiveComponent, UWorld->ComponentOverlapMulti is used. The callstack for that ends up looking like this (callstack is inverted, highest level on top): UWorld::Compo ...
After updating to 4.25.1 from 4.25 Packaged Android game crashes constantly with objects added to the map 4.25 Packaged game did not crash (editor did a lot but glad thats fixed in 4.25.1) Empty map ...