Unreal Engine Issues

FPropertyEditorInlineClassFilter confusing (and wrong) IsA semantics

FPropertyEditorInlineClassFilter IsUnloadedClassAllowed and IsClassAllowed use the confusing IsA semantics. In the IsUnloadedClassAllowed, the usage seems wrong completely. It seems like the real i ...

uncaught exception: out of memory after launching project onto HTML5 (32-bit browsers)

First person template project is struggling to run on Firefox 32-bit Version 52.0.1 and eventually throws an "uncaught exception: out of memory" error. Occurs in both BP and C++ projects. May be a ...

Pin wires do not connect correctly after collapse to function and duplication

Pin wires do not connect correctly after collapse to function and duplication. Any node can cause this issue, I used an INT variable because it was quick to test with. Regression: This issue affect ...

USkinnedMeshComponent::FindClosestBone does not respect bRequirePhysicsAsset parameter

A licensee has reported that the USkinnedMeshComponent::FindClosestBone function does not respect the bRequiresPhysicsAsset parameter, resulting in the bone returning bones that are not part of the ...

No warning is shown when a disabled mobile shader permutation is required for rendering

Toggling ULevelStreaming::bShouldBeVisible causes replication errors

Looks like the replication system doesn't properly account for bShouldBeVisible. Once a level has be marked bShouldBeVisible=false on the server, the level is completely cleaned up and all actor cha ...

Dragging multiple static meshes in to a blueprint component window nests them

Dragging and dropping a number of static mesh components should make them siblings, not children of one another in a random order. ...

XB1: intro movie displays black

Launching an intro movie using MoviePlayer->SetupLoadingScreen() works correctly on windows, but fails to display the movie on XB1. See FShooterGameLoadingScreenModule::StartupModule() ...

Crash occurs when right-clicking in graph of a blueprint with a null parent class

REGRESSION No Crash occurs when the user right-clicks in the graph in a blueprint that has a Null parent class. ...

Tilt axis for X and Z are not consistent between Android and iOS devices

Tilt axis for X and Z are not consistent between Android and iOS devices. The X axis for the Android appears to be the Z axis for iOS and vice versa This may be related to the orientation of the d ...