Keep World option for Attach / Detach to / from Component does not replicate properly to clients

Networking - Aug 23, 2018

Using Attach To Component and Detach From Component with the Keep World option for the Location/Rotation/Scale rules does not replicate properly to clients. This does work when using AttachToActor a ...

Cannot pass a Dictionary through a Replicated Function

Networking - Aug 23, 2018

When passing dictionary (map) variables through replicated (to server) functions, the value will not print out on the client. In 4.19.2 (CL-4033788) this caused a crash but in 4.20.2 (CL-4302132) an ...

Steam Controller and Xbox Gamepad both map to the first player

Networking - Aug 23, 2018

If multiple Xbox gamepads are connected (even if mixing Xbox 360 and Xbox One), all is fine. Each gamepad maps to its own player controller. However, if a Steam controller and an Xbox gamepad are co ...

Toggling visibility of Sublevels on a server can cause a disconnect if Dynamic Actors exist in the sublevels.

Networking - Aug 17, 2018

The PackageMap / NetGuidCache appear to get into a bad state on Clients if the Server toggles level visibility of a sublevel. This can affect currently connected clients, as well as clients that jo ...

Find Session and Join Session to join a session over LAN on iOS is inconsistent and requires being run multiple times to work

Networking - Aug 8, 2018

Attempting to use Find Session / Join Session to join a LAN session on iOS results in inconsistent results, requiring the client to press the join button multiple times to join properly. Currently ...

Crash upon attempting to load into session via Join Session in Blueprints on iOS

Networking - Aug 8, 2018

Joining a session on iOS using the Join Session node in Blueprints causes a crash on iOS. This is similar to UE-62319 but was requested to be entered separately. This has not been reproduced in Mai ...

Child Actors do not replicate to clients when running project with "-game" command

Networking - Aug 7, 2018

Child Actors do not replicated properly to clients when running a project using the "-game" commandline argument. This does functionality does work properly in PIE and in a cooked build however. Re ...

Actor Component Replication Not Working on Dynamically Spawned Components in Blueprint

Networking - Aug 7, 2018

Actor components that are spawned dynamically through Blueprint are not being properly replicated to the client.  Found in 4.20 CL# 4233996 and reproduced in 4.21 Main CL# 4258917 Unable to test i ...

Net Dormancy is completely ignored in Blueprints

Networking - Jul 31, 2018

Blueprint events seem to ignore Net Dormancy entirely. This was discussed with the Blueprints team and it seems that this may not be an issue directly with Net Dormancy but the fact that Rep Notifie ...

Animations are stuttering in Game Preview Server window

Networking - Jul 27, 2018

When 'Run Dedicated Server' is unchecked and you run PIE with 2 or more clients, all client's animations are stuttering on Game Preview Server window. This does not happen when Run Dedicated Server ...