Unreal Engine Issues

Adding a Material Parameter track sets Parameter to Master Material defaults

In Sequencer, adding a Material Parameter track sets Parameter to Master Material defaults ...

Function calls inside destructor are not called when expected.

Functions called in the destructor are not being called properly. Setting a call to AddOnScreenDebugMessage is displayed at the start of PIE rather than when the actor's destroy is called. ...

Waking both of a constraint's rigidbodies re-enables collisions between constrained actors that were disabled by a Physics Constraint Actor

Waking both of a constraint's rigidbodies re-enables collisions that were disabled by the physics constraint You can also get this issue to occur by either shooting the two cubes around a bit, or by ...

Movement corrections occurring while standing still on rotating platforms

When the player is controlling a Character actor, using the CharacterMovementComponent (CMC), unexpected movement corrections will occur while standing still on a movement base that is rotating. ...

[CrashReport] UE4Editor_CoreUObject!UObjectBaseUtility::GetOutermost() [uobjectbaseutility.cpp:118]

This Jira was created from CrashReports submitted by the public due to the high number of occurrences. Error message: Access violation - code c0000005 (first/second chance not available) Source C ...

[MetaSounds][Voice Management] - MetaSounds set to Restart do not virtualize correctly when the Attenuation Shape is not a Sphere

When using Attenuations with MetaSounds, if the Attenuation Shape is Sphere it works as expected. However, other shapes do not work correctly. The sound either becomes deactive or sometimes the soun ...

Casting is not working as expected for interfaces in python

A vehicle using Async Scene on the body but not the wheels will crash the editor

A vehicle using Async Scene on the body but not the wheels will crash the editor[EUS-TJ Ballard] Vehicle using Async Scene on body but not the wheels crashes the editor User Description: Async sce ...

[CrashReport] UE4Editor_GraphEditor!SGraphPin::GetTooltipText() [sgraphpin.cpp:1100]

This is a common crash that has affected over 60 users since at least 4.16 User DescriptionsDeleted a SET variable Source Context 1091 FText SGraphPin::GetTooltipText() const 1092 { ...

Editor Crashes when spawning a Physics enabled object inside another

Editor Crashes when spawning a Physics enabled object inside another. Regression: Unknown Can Test in Main if requested. ...