Wheeled vehicle movement is jittery on clients

Physics - Jan 29, 2019

Vehicle movement is jittery on clients. This is most apparent when turning while driving. This was also tested in a packaged game with local multiplayer setup. Regression?: Yes This does not occur ...

Collision problem in nativized blueprint

Physics - Jan 29, 2019

Issue reported by one of our licensee on the Japanese UDN https://udn.unrealengine.com/questions/480660/view.html ...

Sphere traces where Start and End locations are the same are not triggering any hits

Physics - Jan 17, 2019

This has changed since 4.21, AOE attacks are not being registered. Paulo S took a look and determined that this is an engine bug: Happens with any radius based attack. What I found is that any Sphe ...

Contact Offset no longer appears to have an effect

Physics - Jan 15, 2019

When modifying the contact offset in a project it appears to have no effect. The setting that worked in a previous engine version (4.19) now collide in the same way as the default settings. ...

ComponentSweepMulti returning incomplete HitResults

Physics - Jan 14, 2019

ComponentSweepMulti sweeps each shape of a component, however resets OutHits at the start of a new shape, losing the prior hits, only returning the hits of the last shape swept. This is a regressio ...

Only the last simple collision added to a static mesh is counted for sweep

Physics - Jan 3, 2019

When using multiple simple collisions on a static mesh it appears that sweep only uses the last collision added when calculating when/if to stop. ...

Vehicle destroyed when long stiff value is set to 0

Physics - Jan 3, 2019

When setting the Long Stiff value to 0 for wheels it appears to destroy the actor as soon as the wheel come in contact with the ground ...

Radial Force Breaks Locked Axes

Physics - Dec 24, 2018

Using radial force on an object that has its axes locked will force that object to move regardless of locked settings. ...

Collision Problems on Meshes with Collision Complexity Setting UseComplexAsSimple

Physics - Dec 20, 2018

Collision does not appear to work properly on a static mesh that is set up with UseComplexCollisionAsSimple. ...

Physics Asset ignoring Root Bone Rotation collision in Skeletal Mesh.

Physics - Dec 20, 2018

**Physics collision ignores Capsule Collision, When Skeletal mesh root bone orientation is rotated in the Z-Axis, resulting in unexpected collision behavior.   Screen shot has been attached to de ...