Unreal Engine Issues

Investigate adding support for more flexible condition properties in the Material Editor.

The user has added a property to material expressions input node that has a complex expression in its "EditCondition" which isn't supported and results in a crash. Investigate adding support to thi ...

Fixing a Blueprint's compilation error after editor reload causes instances to lose transform

Saving and reloading a Blueprint instance with a compilation error, a.k.a., "Bad Blueprint" will lead to a transform reset when the Blueprint is successfully recompiled. ...

Reset of bone proxy in anim editors detail panels doesn't re-enable live update of tranforms

The bone proxy details customization for the animation editors doesn't currently reset modifications correctly.  When a transform channel is modified and then reset, the bone proxy doesn't start liv ...

OSS Null won't find multiple LAN sessions hosted by a single instance

This happens because of how FLANSession::Tick will handle receiving multiple response packets from a single host. FLANSession will cache the ResponseGuids of any incoming host response packets, so i ...

Overriding Component class does not work properly in grandchild class BP

If you set ComponentClass override in child class BP and grandchild class BP respectively, it is ignored in grandchild class. This issue is probably related to [Link Removed]. The fix for [Link Rem ...

Duplicating a Blueprint with a function call node connected to a variable of the source Blueprint type results in a compile error in the duplicated asset.

If a Blueprint asset contains a function call node for which the referenced function context is set to 'self', if the "Target" pin is connected to a type that equates to the owning Blueprint asset ( ...

Global Distance Field Not Working With World->SetNewWorldOrigin

Shading model node in material layer could not override the material shading model property as expected.

Can start PIE in New Editor Window during PIE instance's online login

When starting a PIE instance using the "Selected Viewport" play mode, the ability to start another PIE session is blocked (handled in FInternalPlayWorldCommandCallbacks::PlayInViewport_CanExecute). ...

TMap does not rehash when the property change if the key is struct

If TMap's Key is a unique Struct, TMap's rehash will not run even if elements are added or changed in DetailPanel such as DataAsset. So TMaps's Find etc. will fail This issue is very similar to [Li ...