Unreal Engine Issues

[Sound Cue][Blueprint API] - Setting a parameter value a second times does not work

Setting a parameter on a Sound Cue from Blueprints more than once is not working. The first time a parameter is set works, but any following sets are ignored. This is a regression and does not occu ...

Crash on Mac for some 4.16 users while opening editor, related to Xcode

This is a common crash on Mac in the 4.16 release. The callstack is fairly generic , so it shares similarities with other Jiras such as [Link Removed] and [Link Removed], but this issue is differen ...

Crash when client tries to connect to server instance using WP

CableComponent particles spawn at origin when gameplay starts depending on component registration order

A workaround was provided for the user, to use 'Set Attach End to Component' nodes during BeginPlay. While this fixes the issue in gameplay, the editor preview no longer syncs with gameplay. ...

Composite Decorator Graph nodes are not updating titles when changes are made to the properties of a node

Composite Decorator Graph nodes are not updating titles. Upon closing and reopening the Composite Decorator Graph, the nodes do refresh to their properly set title. Repro Rate: 3/3 Tested this in ...

ReplicatedUsing stops getting called after setting a value to nullptr.

Eventually, the ReplicateUsing function called out for a UPROPERTY is no longer being called. After investigation, it appears that the data is making it from the Server to the Client, but that the d ...

Overriding a struct member field's default value on a BP-added component in a BP asset will no longer allow the user to edit that struct member on instances of that BP's component if the member is deprecated.

Properties that are deprecated are (incorrectly) not currently being propagated to instances by the duplication logic that we use to instance BP-added components as part of Actor-based BP constructi ...

StaticMeshActors spawned at runtime are not visible until a property has been changed and also have no collision unless set to moveable

Spawning a StaticMeshActor at runtime results in the StaticMeshActor not being visible until a property has been changed, such as the material for the Static Mesh. The spawned actor will also have n ...

[CrashReport] UE4Editor_ClothingSystemRuntime!FClothingSimulationNv::UpdateLod() [clothingsimulationnv.cpp:801]

This is an early trending crash coming out of the 4.16 Preview. This has also been experienced internally on an internal project ([Link Removed]) User descriptionsCreate new cloth asset > Apply ne ...

Crash when creating deferred decal material when using -d3ddebug command line argument to launch editor

Discovered this while verifying [Link Removed]. Devs informed me of a command line argument that could be used to output D3D11 debug information and using it caused crashes in both //UE4/Main @ CL 3 ...