Unreal Engine Issues
Unreal Engine Issues
Character rotations can diverge between clients and client/server briefly under packet loss and using bOrientRotationToMovement
UE - Gameplay - Player Movement - Jun 4, 2020At some points the rotations will diverge briefly while the client and server attempt to rotate to the orientation direction by going different directions about the rotation axis. ...
Netshowcorrections not showing corrections
UE - Gameplay - Player Movement - Feb 27, 2020Very few net corrections are displayed when using p.NetShowCorrections. Note: The attached image shows the results using the same settings in 4.22.3 Tested in: 4.22.3 CL#7053642, 4.23.1 CL#96314 ...
Character Movement Mode in Water Volume is affecting all clients
UE - Gameplay - Player Movement - Dec 16, 2019Strange behavior concerning Character Movement Network Replication and a Water Physics Volume. Upon entering water volume, Character Movement mode is set to swimming, however if more than one clien ...
UCharacterMovementComponent OldVelocity is pre-additive while Velocity is post-additive
UE - Gameplay - Player Movement - Oct 10, 2019In UCharacterMovementComponent code such as PhysFalling, RestorePreAdditiveRootMotionVelocity is called before FVector OldVelocity = Velocity; leaving OldVelocity in a pre-additive state making furt ...
Character becomes stuck when sliding down steep unwalkable capsules
UE - Gameplay - Player Movement - Jul 14, 2019Characters can become stuck and unable to move as they slide against very steep capsule collision. This seems to be caused as a result of ProcessLanded begin called within UCharacterMovementComponen ...
Disabling 'Maintain Horizontal Ground Velocity' -> incorrect velocity reported when colliding in negative directions
UE - Gameplay - Player Movement - Jun 6, 2019With 'Maintain Horizontal Ground Velocity' disabled in the first person character - velocity is not set to zero when stopped by collision while moving in a negative direction. Confirmed in 4.23 ...
Simulated Proxies using UCharacterMovementComponent slide around after moving
UE - Gameplay - Player Movement - May 15, 2019UCharacterMovementComponent::SimulateMovement line 1729 checks: if (!bHandledNetUpdate || !bNetworkSkipProxyPredictionOnNetUpdate || !CharacterMovementCVars::NetEnableSkipProxyPredictionOnNetUpdate) ...
Mesh and Preview Character BP Stuck in "In Air" Animation
UE - Gameplay - Player Movement - May 13, 2019Checking the Run Physics with No Controller box in an animation Blueprint causes the Mannequin to change over to the "In Air" animation state. This will only occur after making the change then compi ...
Client movement and animation are heavy jittered on listen server
UE - Gameplay - Player Movement - May 10, 2019The listen server will see jitter in clients character movement and animations. This is hard to notice without the "slomo" command but is extremely obvious using "slomo". Clients will see server and ...
Deprecated: CharacterMovementComponent::bRequestedMoveUseAcceleration
UE - Gameplay - Player Movement - May 3, 2019Licensee has brought into question the difference between NavMovementComp::bUseAccelerationForPaths Vs. CharacterMovementComponent::bRequestedMoveUseAcceleration. This led to a discussion in a Supp ...