"Joint Target Location" no longer shows up in Two Bone IK

UE - Anim - Rigging - Dec 16, 2014

In character blueprint, in an animation state, "Joint Target Location" no longer shows up in Two Bone IK node (See attached image.) ...

If a custom code class is modified and a Hot Reload performed, any existing unsaved Blueprints derived from that class can no longer be saved.

UE - Gameplay - Blueprint - Feb 19, 2015

When a custom code class is changed and a Hot Reload is performed, any Blueprints previously made from that class can no longer be saved. Possibly related to [Link Removed]. WORKAROUND: Close and ...

Using Blueprint Interface functions that take other Interfaces as parameters can cause the Editor to crash in PIE mode.

UE - Gameplay - Blueprint - Jan 20, 2015

If a Blueprint Interface function takes other Interfaces as parameters, and a circular dependency is present, the Editor will crash when the interface is called. CRASH REPORT: [Link Removed] CALLS ...

Ctrl+z does not work within the blueprint editor

UE - Gameplay - Blueprint - May 21, 2015

Ctrl+z being used within the blueprint editor does not respond. If you translate a cube around the viewport and press ctrl+z, the cube does not revert back to the original location. ...

Parent Begin Play node does not appear to run the parent code class BeginPlay() function before the rest of the Blueprint's Begin Play functionality

UE - Gameplay - Blueprint - Feb 19, 2015

If a Blueprint event graph contains a Begin Play node that connects to a call to the parent function, the functionality present in the Blueprint Begin Play segment is run before the parent Begin Pla ...

CTRL+LMB/RMB does not respond once transform widget is out of view

Tools - Jun 23, 2015

When dragging the object in and out of view with the CTRL+LMB/RMB, the object will stop moving once the transform pivot is out of the viewport. ...

Plane constraints are stuck even when constrain to plane is turned off

UE - Gameplay - Blueprint - Jul 1, 2015

Pawn Movements can be restricted to a specific plain, even if the planar constraints are turned off. ...

Application fails on HTML5

UE - Platform - Mobile - Mar 6, 2015

User is unable to launch his project onto HTML5 without any errors. The game doesn't work as an application, merely a background image. Works perfectly on Windows. ...

FBX Import flips faces of mesh on Import for static meshes

UE - Graphics Features - Jan 29, 2016

User is reporting that this is happening with some, but not all meshes. I didn't see anything out of the ordinary when looking at the asset in 3Ds Max, and the asset will import correctly into 4.10. ...

Particle Ribbon's do not work in packaged game

UE - Graphics Features - Apr 5, 2016

When a particle system has a ribbon trail it will not render when viewed in a packaged game. Attached sample asset from Content Examples with Ribbon Trail. This issue did not occur in 4.10.4, bu ...