Unreal Engine Issues

Blueprint diff tool displays diffs for animation blueprints with no changes

From UDN: [Link Removed] ...

Audio Does Not Play Back Correctly when entering an Audio Volume with a Submix Send that is PreAttenuation with a Submix using Convolution Reverb

Entering an Audio Volume that has a Submix Send set to Pre Distance Attenuation and using a Convolution Reverb causes severe audio glitching. Does not occur if Send is Post Distance Attenuation. Doe ...

Budget allocator fails to register components dropped into a level when NetMode is client on PIE

Registration of budgeted components with the allocator fails when running in ENetMode::NM_Client.  The initialization order when running in this mode is different to Standalone net mode which ends u ...

Non-edit layers landscape don't work adequately with Nanite landscape while painting

Result : while displaying the Nanite version of the landscape, the paint layers behave erratically (see video : [Link Removed])  If rebuilding the Nanite data, the bug gets fixed until the user sta ...

Renaming a level by WorldPartitionRenameDuplicateBuilder fails if the level contains GroupActor with non-spatial actors

Referece to the source level should be fixed by FReplaceObjectRefsArchive, but it is not working because ArIsModifyingWeakAndStrongReferences is not set. It can be fixed by setting the flag.class FR ...

Migrating a project from UE5.2 to UE5.3.1, there was a difference in the navmesh generated on HISM

HISM is generated by ConstructionScript Actor is placed on the level and navmesh is generated on top of HISM. In UE5.2, the navmesh was generated without splitting on the HISM. In UE5.3, a break occ ...

Collision build of LiDAR point cloud assets at runtime does not apply

Collision build at runtime for LiDAR point cloud does not apply. This applies to Editor and Standalone. If you do not allow collision builds at runtime, this module should not be available at runtim ...

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

Ensure/failure when changing the class of a scene component that has bVisualizeComponent enabled

Failure occurs at compile time during GC when the replacement component that we create is being destroyed. This component includes the BillboardComponent instance that's attached to the scene compon ...

Editor iOS rotation specifiers are not followed (especially Portrait)

Specifying which orientations the iOS app supports are not honoured correctly.  ie: a landscape only game will still render in Portrait mode even when Portrait is disabled in the iOS Settings panel ...