Unreal Engine Issues

Cannot Save Blueprint if Get All Actors of Class In Param is a Level Class

When trying to get all actors of a level class, the blueprint that the node is contained in cannot be saved. ...

SCS child scene component instances can be registered out-of-order with non-scene component instances (regression).

This behavior is a regression in 4.12. Essentially we switched to attaching child components as part of the OnRegister() logic. This caused all root-level SCS components (including non-scene compone ...

Devices reporting OpenGL ES 3.2 such as Galaxy Note 7 detect as ES2-only

NetMulticast function will force non relevant Actors to be relevant for a few seconds before they become non-relevant again

If a NetMulticast function is calledl, it will force non-relevant Actors to become relevant for a few seconds before going back to non-relevant. ...

Packaging project with Blueprint nativization on produces various warnings.

From a UDN thread: When cooking, we are seeing hundreds of warnings of the format "Compiler Warning A node that generated no code of it's own ( X ) tried to inject code into Y". There isn't anythin ...

Instanced meshes velocities fix

"We've been able to enable velocity rendering when using instanced rendering. However, by looking at the generated vertex shader the computation of the previous position seems to be incorrect: flo ...

Editor Crashes After Deleting Actor with Media Texture

When spawning an actor with a media texture and then destroying the actor during runtime the game will crash several seconds later (30 - 75 seconds). Fatal error: [Link Removed] [Line: 118] A FRend ...

Unloading sublevels causes slight freeze on Mac

Unloading sublevels causes slight freeze on Mac. It is noticable during PIE. This does not occur on Windows OS. ...

Fix Up Redirectors does not affect redirectors within renamed folder

Fix Up Redirectors does not affect redirectors within renamed folder. ...

Particle Lights do not honor Lighting Channel assignments

Particle system light's module does not use Lighting Channels. The particle system itself will accept lighting from it's assigned lighting channels but the lights spawned from the particle system, n ...