Unreal Engine Issues

Using a Wait Delay node on Linux causes editor to immediately close without crashing

If a call is made to the blueprint node Wait Delay the editor will immediately close during PIE when the call is made without the crash reporter appearing. The "Wait Delay" node only exists on Linu ...

Changing the state of a PrimitiveComponent->BodyInstance while SetSimulatePhysics(false) updates the game thread but does not update the physics behavior

Changing the state of a PrimitiveComponent->BodyInstance while SetSimulatePhysics(false) updates the game thread but does not update the physics behavior. In the repro project provided (see addl in ...

Assertion trying to open packaged project on Linux: Default__MaterialInterface was listed as a fixed load order but was already processed

This might be related to [Link Removed]. ...

Crash importing SOLIDWORKS model

STEP file containing Instances are not imported in Unreal

Unable to change Actor Coloration View Modes in PIE

When in PIE changing Actor Coloration view modes from the viewport visualisation mode [Liit] -> [Actor Coloration] -> ... Does not update correctly when switching view mode and sometimes isn't corr ...

FBX imported skeletal mesh has incorrect axis directions

The axis the FBX is imported with has been inversed from prior versions. See attached screenshots. This causes issues specifically with vehicles, where the movement is happening into the forward dir ...

Error when Compiling an AIController Blueprint Class with an AIPerception Component

An error populated the output log when Compiling an AIController Blueprint Class with an AIPerception Component. This is not a Regression, as it Occurs in //UE4/Main. ...

Timelines do not parse "," in numeric fields the same as the rest of the editor

UMG Size to Content issue

TextBox(Multi-line) or EditableText(multi-line) in UMG blinks when it meets certain condition in editor. The condition is Both Size to content option for TextBox(Multi-line) or EditableText(multi-l ...