Sun is rendered badly or not showing on mobile devices.

Platform - Mobile - Jan 27, 2015

When you deploy the First Person Template to a mobile device, the sun will appear badly rendered or not rendered at all. Tested on iPhone5S, iPad Air, GalaxyS3 Mail, Nexus 6, iPad Air 2, Nexus 5, G ...

Renaming a Blackboard Key removes it's references in the Behavior Tree

Gameplay - AI - Jan 27, 2015

Renaming a Blackboard Key removes it's references in the Behavior Tree ...

Renaming Parameters resets all Instances in Level and Thumbnails

UE - Rendering - Materials/Shaders - Jan 27, 2015

Renaming a Parameter in a Base Material will make all instances of that Base Material in the level and the instance's thumbnail reset to default values from Base Material until the Instance is opene ...

Ease Function resets Blend Exp on Restart

Gameplay - Blueprint - Jan 27, 2015

The Ease Node when set to use the Function Ease In, Ease Out or Ease InOut the Blend Exp will reset to 2.0 on each editor reload. It will even break variable inputs to return to 2.0. Reproduced in ...

Editor crashes if Timeline Play Rate node is copied/pasted in blueprints

Gameplay - Blueprint - Jan 27, 2015

Editor crashes when Timeline Play Rate node is copied/pasted. Frequency: 2/2 Crash Reporter: [Link Removed] Callstack: MachineId:4E82586D46B558EA69EF0EAA821297B1 EpicAccountId:1558531203f84e81 ...

When a fixed delta time step of 0.02 or higher is used with some skeletal mesh objects, rotational forces applied using AddTorque have no affect on the skeletal mesh.

Physics - Jan 27, 2015

Using AddTorque to apply a rotation to a skeletal mesh does not always provide the expected results if a fixed time step is being used. When doing this to the Owen character in the Content Examples ...

Application is crashing on the HTC One when UMG is used in the project

Platform - Mobile - Jan 26, 2015

If you include UMG in your project and deploy to an HTC One, the project will crash on the device. Tested this on multiple devices (Galaxy S5, HTC One, NVIDIA Sheild tablet) Monitor logs are atta ...

Actor references in Level Blueprint show an incorrect display name after converting the project from 4.6.1 to 4.7 Preview or 4.8

Gameplay - Blueprint - Jan 26, 2015

Actor references in Level Blueprint show an incorrect display name on their nodes after converting the project from 4.6.1 to 4.7 Preview or 4.8. Reproduced in 4.7.1 Preview 4 and in Main (Promotabl ...

Parameter Group Names are lost when assigned in Material Functions

Tools - Jan 26, 2015

Parameters within a Material Function which have a specific Group assigned lose the group information when an Instance is created. Reproduced in 4.7 Preview 4 and Main Promotable-CL-2412886 ...

Launching game through Right click > Launch game feature from the file location with crash 4.5

Gameplay - Blueprint - Jan 26, 2015

When launching the game with the -game flag or through right click > launch game in the project folder will result in a crash in 4.5 if there is a library containing a macro. ...