Unreal Engine Issues

Input Trashing after changing from UI Only Input mode to Game only input mode

When transferring data from CPU to GPU particles using Array, if CollisionQuery is used simultaneously, the Array cannot be read correctly.

[Audio][Niagara] - Audio Spectrum only reacts to Channel 0, despite setting to another channel

While doing some extra testing of the Submix Analyser fixes, I noticed there is a setting to set the channel of the submix to give the analyser. It always works for channel 0, but changing it to any ...

Crash in reinstancing after removing a variable from a component and compiling

Check in SetNetPushIdDynamic fails when deriving object from class with no replicated properties

UHT will only emit the REPLICATED_BASE_CLASS macro and set the NeedsPushModelHeaders flag when the class has replicated properties. If a base class doesn't have any replicated properties, it will le ...

Windows SDKs not recognized for HoloLens Development

This is a regression as the issue does not occur in //UE5/Release-5.1 @ CL 23901901 ...

Material Function Instances do not show up in the Material Function Call node

This is not a regression. Tested in //UE5/Release-5.1 CL23901901. The Material Function Instance can be dragged and dropped into the Material Function Call. ...

Long thin spinning objects take too long to stop spinning

See the SpinningObjectStability test map in the Physics Sandbox. [Link Removed] It's not clear if this is a bug or a side effect of some of our solver shortcuts (e.g., omission of the precession te ...

Objects without custom delta properties can return false for CanSkipUpdate with net.PushModelSkipUndirtiedReplication enabled

This seems to occur after receiving a Nak for certain actors. FObjectReplicator::ReceivedNak will decrement SendingRepState.CustomDeltaChangeIndex even if the object has no custom delta properties. ...

Converting a light to Spawnable removes it from Light Mixer

This is a regression as the issue does not occur in //UE5/Release-5.1 @ CL 23901901 ...