World Delta seconds appears to Cause a miss calculation (regression 4.12.3 -> 4.12.4)

UE - Gameplay - Jul 1, 2016

If the user uses world delta seconds in a calculation there appears to be some incorrect values. Note there is also a users project attached if you would like to look at that example. ...

Renaming an interface appears to cause pins to disconnect

UE - Gameplay - Blueprint - Dec 15, 2016

Renaming an interface appears to cause pins to disconnect from the functions of that interface in the blueprints that use that interface. Any wires for the updated parts of the interface are disconn ...

Users project fails to package after upgrading with the message "LogOutputDevice:Error: Trying to reference an unowned pin: 459E8AB44ECC5E6CDFC7B084849A6349"

UE - Gameplay - Blueprint - Dec 29, 2016

Users project fails to build after upgrading due to an unowned pin from a split "Get Velocity" vector pin. ...

Play Rate does not affect audio tracks

UE - Anim - Sequencer - Dec 30, 2016

Play Rate does not affect audio tracks. Slowing the play rate also causes the audio tracks to repeat with an offset. Note: This is working straight from a Sound Wave. If you use a sound cue, the ...

FBX exported from editor imports to Blender at 25fps

Tools - Jan 6, 2017

FBX exported from editor imports to Blender at 25fps. Maya and Max do not appear to take their frame rate from the fbx itself, but set by the scene itself. ...

Crash in K2Node_CallFunction

UK2Node_CallFunction::GeneratePinTooltipFromFunction relies a lot on loops that increment the index used to check the individual characters in the comments. The problem is that there are a few miss ...

Reset to Default and Pasting can change the transform of an actor with locked movement

Tools - Jan 9, 2017

Using the Reset To Default option for any of the transform values as well as the Paste command for the Scale values on an actor can still change the values when an actor's "Lock Actor Movement" sett ...

Editor crashes when a floating window PIE command is issued repeatedly

Tools - Oct 4, 2016

After assigning Keyboard Shortcut for New Editor Window (PIE) as "F3" and returning to Viewport and selecting "F3" to open New Editor Window (PIE), continuing to repeatedly press F3 results in the e ...

Auto-Play doesn't work on keyed actors in a sub-level using Initially Loaded and Visible (Packaged Game Only)

UE - Anim - Sequencer - Jan 19, 2017

Auto-Play doesn't work when keying actors in a sub-level using Initially Loaded and Visible (Packaged Game Only) In the attached project, the only item in the persistent level is the Sequence Actor ...

Find Collision UV Returning Unexpected Values

UE - Gameplay - Jan 19, 2017

Find Collision UV is returning values that are above 1.0, when it is expected that these values would remain between 0 and 1. ...