Unreal Engine Issues

Wind affects cloth in scene when there is no Wind Directional Source actor placed

If a character with a cloth simulation or a mesh with a cloth simulation is in the scene there is wind force that is being applied to the cloth. The only way to remove this is by setting a Wind Dire ...

Collision on rolling ball template floor incorrectly affects player character

In the rolling ball template, the new floor meshes cause the player character to jump when the player has not pressed any jump commands. It occurs more often if the players movement has been increas ...

Unreal Logo in Display 3.1 Continues to Spin After Button is Turned Off

While writing test cases for the Blueprint Communication Content example, I came across this inconsistency. The logo continues to spin even after the button is no longer active. I expected the logo ...

Reading data back from rendertarget not working on Android opengles 3.x

From user: "I believe the issue is deal to the implementation of FAndroidOpenGL, there is no overriding of FOpenGL::SupportsMapBuffer(),which always return from the base FOpenGLES2 method and it is ...

r.Shadow.RadiusThreshold and r.Shadow.FadeResolution not affected by Scalability Settings

r.Shadow.FadeResolution and r.Shadow.RadiusThreshold values in DefaultScalability.ini are not being applied ...

Unable to save blueprint after Hot Reload that affects the class the blueprint is based on

After hot reloading a project, if the class a blueprint is based off of was edited, the blueprint is unable to be saved due to being referenced in Engine/Transient. Project for Repro: [Link Removed ...

Can Ever Affect Navigation does not detect updates to collision settings at runtime

When a mesh has its collision updated during runtime the navigation around the mesh does not update. Workaround: If the mesh is set to simulate physics then updates to its collision will update nav ...

[CrashReport] TOctree<TVolumeLightingSample<3>,FLightVolumeOctreeSemantics>::TConstElementBoxIterator<TInlineAllocator<99,FDefaultAllocator> >

This Jira is a continuation of [Link Removed]. This is the same callstack which users are submitting, however the other Jira eventually got specific repro steps which were verified fixed in 4.17.0. ...

Reflection Capture primitive invalidation in 5.3.1 causes massive hitches.

Teleport only affects static mesh of destructible meshes, collision remains at original location

Teleporting a destructible mesh only transports the mesh of the object, the collision remains where it was originally located. Further, if the player runs into the collision, the static mesh will re ...