Unreal Engine Issues

Variant Thumbnails are washed out

I think somewhere in Thumbnail Generator::Generate Thumbnail FromTexture() is applying this washout. ...

Replicated subobjects list crashes with unreachable yet valid objects when UE_NET_SUBOBJECTLIST_WEAKPTR=0

This seems to occur when the subobject is considered unreachable but is not yet pending kill/marked as garbage. In this case, IsValid returns true while FWeakObjectPtr::Get returns nullptr for the o ...

Indirect Capsule Shadows showing up on Unlit Characters

For this to be observed, Allow Static Lighting must be true in project settings. This appears to be coming from an AO pass and from a Raytraced Indirect Capsule Shadows. ...

Widget defaults not updated when modified on a base widget class via the hierarchy

A licensee has reported an inconsistency in how modified base widget class defaults are propagated to children. When modified via the UMG Designer Graph's Class Defaults, derived classes will be mar ...

Objects move wildly when drawing thumbnails in a level sequence

While drawing thumbnails the objects in a sequence are being transformed causing errant movements. ...

Server doesn't process anim notifies with montage tick type set to queued when bad network conditions occur

After some testing this issue looks to only occur with queued notifies and not with branching point notifies. UDN: https://udn.unrealengine.com/s/question/0D54z00009643x4CAA/server-doesnt-process-a ...

Dropped encryption ack control message can result in connection failure

When connecting a client using encryption, the server's NetConnection sends the encryption ack and then immediately enables encryption (UNetConnection::EnableEncryptionServer). In the case where the ...

Legacy Input mappings and Gameplay Debug Mappings cannot "consume" Enhanced Input actions

Actor corruption due to Hierarchy broken after load

We recently hit a situation where some actors would suddenly teleport across the map when they were modified in the editor. We figured out that the AttachParent of some actors got reset on editor l ...

USourceControlHelpers::GetFilesInDepotAtPath is broken

The p4 files command is used to grab the list of depot files. This does not have a client path, but the parse records function called in FPerfroceGetFileListWorker::Execute (ParseRecordSetForState) ...