Duplicated blueprint components do not update until blueprint is compiled

UE - Gameplay - Blueprint - Jul 9, 2015

Duplicated blueprint components do not update when altered until compile is pressed. They don't accept new parameter values nor do they respond to any transforms. ...

Timer significantly lowers FPS as compared to tick running the same function

UE - Gameplay - May 1, 2015

Timers set to a low time setting, but that are not set lower than tick, have a significant impact on FPS as compared to tick when updated a large number of objects at the same time. ...

Open Level opens previous level in Launch mode

Open Level does not properly work in Launch Game. Instead of streaming the intended level, it streams the previous level. ...

Character BP yaw rotates at different speeds when played in Standalone vs. Selected Viewport

UE - Gameplay - Mar 12, 2015

When you have a character in a level and if you setup the blueprint of the character as shown below, the rotation of the character will differ when played Standalone vs Selected Viewport. Photo of ...

Details panel is very slow when there are many items in an editable array (even if hidden) (was Tile Selection Lag within Tile Set Editor)

Tools - Jun 22, 2015

Selecting tiles within the Tile Sheet Editor becomes laggy after changing the size and spacing of the tile set. ...

BoxCollision component must be simulating physics in order for collision and hit events to work

UE - Simulation - Physics - Jan 30, 2015

BoxCollision component must be simulating physics in order for collision and hit events to work. Note: This testbed doesn't contain print outs of the hit events due to an existing bug with adding e ...

LIVE: Manually importing a single LOD created in Maya will rotate -90 degrees

UE - Editor - Content Pipeline - Import and Export - Nov 5, 2014

DESCRIPTION: When importing a mesh created with Maya then saving, closing, and reopening the editor, if you add a LOD via the right mouse menu or mesh editor will result in the LOD importing -90 rot ...

Zooming with mouse wheel causes camera to jerk if zooming while the camera sets in a function

UE - Gameplay - Blueprint - Jul 31, 2015

If a collapsed or new function is opened and the mouse wheel scrolled to zoom the viewport camera in or out while setting in the new function, it will continuously jerk back to the original position ...

Player Capsule angular velocity can launch a player when stepping on/off a physics simulated object

UE - Simulation - Physics - Destruction - Mar 24, 2015

Occasionally the player capsule can be launched due to bImpartBaseAngularVelocity being enabled in the CharacterMovementComponent. Disabling this does not result in the character capsule being launc ...

Possessing a vehicle results in unexpected physics behavior

UE - Simulation - Physics - Oct 8, 2015

When possessing a vehicle, if you are standing on top of it with a character, once you begin to drive away, the vehicle will begin to be drawn back towards the character as if it is attached somehow ...