Unreal Engine Issues

Animation Starter Pack IK Handles Not Moving

In the Animation Starter Pack for UE 4.9, The IK handles for the Mannequin's Skeleton do not move with the the rest of the joints in any AnimSequence. *See attached image. ...

Using a Short cut to create a local variable in an event graph that does not support them will cause a crash

If the user creates a shortcut for creating a local variable within the editor preferences and then uses that short cut in the level blueprint this will cause a crash. ...

Extracting Sprites from Padded Non-Power of Two Textures are Offset

Extracted Sprites are offset when importing a non-power of two sprite sheet, padding it to a power a two mode, and then using the extract function. You can see this offset clipping of the extracted ...

Gray box at the bottom of screen shots on MAC if the window is larger than the screen

If the User uses the F9 key to take a screen shot of their project and the window for the project is larger than the screen, the part of the screen that is not shown will be grayed out (this is not ...

Inconsistent physics simulation occurring with vehicles

Physics seems to be highly unpredictable when it comes with Wheeled Vehicles, where the results of the physics changes each time it is simulated. ...

ElapsedTime is very inaccurate (uses timer to update)

Navigation agent selection fails during navmesh generation

Attached UDN thread and user's project nail the issue down really well. ...

Compile errors when passing interface array into UFUNCTION

Attempting to pass an array of interfaces into a UFUNCTION will fail at compile stating "cannot convert argument 1 from 'TArray<ElementType,FDefaultAllocator>' to 'const TArray<TScriptInterface<IInt ...

Vector Parameters are not registering as float4 in Custom script or via Component Mask

User reported trying to use a Vector Parameter with a Custom Expression and the parameter was only registered as a Float3 and would give the X3017 error when compiling. I confirmed this and teste ...

CMakefile does not generate includes and definitions on Linux

Generating CMakeLists.txt does not properly create includes and definitions causing project files genereated by Cmake to not have these includes and the indexer to not be able to resolve most of the ...