Unreal Engine Issues

Using the end of the curve as a weighted tangent does not yield the expected value.

When changing the tangent value, the last value is sometimes not 1.0 [Reproduce sample project] [Link Removed] ...

CA_VALID_POINTER and CA_CHECK_RETVAL static analysis annotations broken

We had some code using the CA_VALID_POINTER and CA_CHECK_RETVAL annotations which had been working fine up until the 5.3 engine release. In 5.3, we started getting the following compile errors in a ...

Montage Editor calls NotifyEnds of AnimNotifyState even when paused

In the Animation Montage Editor, NotifyEnd is unexpectedly called when a time marker is in the middle of an AnimNotifyState and the animation preview gets paused. Because the Animation Montage Edito ...

Compiling Blueprints breaks socketed attachments of actors attached to non-root components

When blueprints are compiled, instances of those blueprints have their attachments detached and then reattached. Reattachments always occur on the RootComponent regardless of which component they we ...

FTickTaskLevel::RescheduleForIntervalParallel Crash

Short description from Licensee (attached UDN has more info):When streaming a level in and/or out (out especially in World Partition due to the bRequireFullVisibilityToRender variable usage) there i ...

[IFC] Failed to import file

Import RoodExample2.ifc [Link Removed] Result: [Image Removed] Expected: [Image Removed] ...

Spawn Actors At Location within Dataprep Asset does not specify asset when selecting one from the drop down

3/3 Set Regression to no as this issue is still occurring within //UE5/Main-Release-5.3 @ CL 28051148 Halo testing was performed on other cards within the Dataprep library to see if this issue was ...

MediaPlayer failed to be open on Mac and IOS

Feature request: named pak files/chunks

Priority note: 3 licensees requested so far Fortnite and some licensees have requested this feature, but it is a nice to have and has not yet been high enough priority to implement. Many teams rel ...

Chaos Vehicle wheel output data does not include the wheel forces

This is more of a feature request than a bug. From a UDN customer. The output from the simulation to the game thread does not include the force that has been applied at each wheel. It would be pref ...