Unreal Engine Issues

Disabling DBuffer Decals causes Decals not to render

Disabling the Decal DBuffer in the  Project Settings>Rendering causes the Decals to not render on geometry that overlap their respective Decal Actor. Tested in 4.21.2 (CL - 4753647), 4.22 (CL - 5 ...

Tracks in target sequence do not appear in recorded sequence

Nested struct splitting gives incorrect node input for fast path

When any of the inputs to a fast path node are connected from a struct member from multiple splits or splits combined with breaks, all input connections to the node will be effectively ignored, inst ...

Null access to Unpossessed controller with seamless travel

The unpossessd controller will not be removed from UWorld::ControllerList unless destroyed. This causes null access to the ControllerList when GC occurs during seamless travel execution. The unposse ...

Client loses input after doubling the amount of physics objects in the level

After doubling the number of physics objects in the level the client loses input/ignores input ...

Inappropriate description of tool tip when bone is selected in skeleton tree

According to the report from Licensee, this is because it is displayed when the child's bone has Weight, which is a cause of misunderstanding. ...

Crash occur package application which set the StringTable

Crash occur the packaging application which has the title referencing StringTablem. When lunch the application with editor and standalone, it's not crash. It' not occur 4.20, and crash with 4.21 and ...

Setting spline in Niagara Override Parameters corrupts system after closing level

The USplineComponent appears to be corrupted. It will pass the null check, but operations done on the data cause the engine to crash. (See the linked UDN for more details) ...

Functional Test won't start when placing a moving actor inside the level if setting Navigation Mesh's Runtime Generation to Dynamic

User is trying to use the Functional Test class to construct some automated test cases. Whilst doing this they noticed that adding a BP_Actor (just a static mesh engine cube) that simply rotates (v ...

Editor will freeze if anim composite has an animation with a notify and length of 0

An anim composite will freeze the editor if one of its animation segments has a a notify and a length of 0 or less. Debugging shows that the engine is stuck inside UAnimSequenceBase::GetAnimNotifies ...