Attaching New Camera Actor to Spring Arm Component does not set the Location Correctly

UE - Gameplay - Blueprint - Apr 2, 2015

After adding a new Camera Actor Component within Blueprints to an existing Spring Arm Component, the Camera Component adopts the location settings , but does not set its location within the viewport ...

DetourCrowdAIController causes AI to update movement differently

UE - AI - Apr 3, 2015

When you use MoveTo BT node, with a target set as Actor and your AIController is DetourCrowdAIController, the AI pawn will update its goal destination much less frequently. Instead of constantly fo ...

Input from a second gamepad is not detected until the game window is clicked with the mouse

UE - Gameplay - Input - Dec 12, 2014

In a packaged local multiplayer game, input from a second gamepad is not detected until the game window is clicked with the mouse. The first gamepad input is detected as expected. ...

The World Outliner doesn't refresh after Seamless Travel

Tools - Apr 27, 2015

The World Outliner doesn't refresh after Seamless Travel. Enabling any of the View Options will refresh the list to properly show the actors in the current level. Reproduced in 4.7.6 binary and Mai ...

P_GPU_particls_collision2 barely visible when rendering in OpenGL3

UE - Graphics Features - Aug 17, 2016

I first experienced this on my Linux machine using a P4 build. I checked it against Windows in DX11 and did not experience the issue. Afterwards, I followed the above repro steps and saw it was occ ...

Scrubbing Playback Speed under Geometry Cache in the details panel is too sensitive

UE - Gameplay - Sep 30, 2016

Scrubbing Playback Speed is very sensitive and even a small mouse movement will cause playback speed to jump way too much. This makes it very hard to set it to smaller values and mostly a usability ...

Reimporting creates new Material Slots instead of overwriting.

UE - Editor - Content Pipeline - Import and Export - Jun 25, 2014

CHANGELIST: 2114974 BRANCH: UE4 - Main DESCRIPTION:                              Using the Reimport LOD1 drop down in the Static Mesh Editor will create new material slots each time instead of ove ...

RecreateLandscapeCollision console command regenerates collision over landscape holes

UE - LD & Modeling - Terrain - Landscape - Feb 13, 2015

Using console command 'RecreateLandscapeCollision' resets collision in areas that landscape hole materials have been placed. Workaround: paint new hole material to re-remove collision from areas w ...

Root Bone Rotated Incorrectly in Default Animations

UE - Anim - Rigging - Sep 18, 2015

In the Mannequin's default third person animations, the root bone is rotated Z forward/Y down resulting in IK's for hands and feet not aligning correctly. The result being that the joints that are ...

Crash with FBX with LODs when distance fields and Generated Lightmaps are enabled

UE - Graphics Features - Jan 12, 2015

DESCRIPTION: When importing a mesh with 1 or more additional LODs when Generate Mesh Distance Fields has been enabled via the Project settings will cause a crash if the import options include using ...