Unreal Engine Issues

Stop using power of 2 RTs for landscape edit layers

Result : all the RTs allocated for edit layers (in global merge mode) will be padded to the next power of 2 for no good reason, which can lead to out-of-VRAM (as reported by [Link Removed]) ...

Anisotropic metallic material and area lights don't work

Additive Pose Asset arms become over exteneded when blended with reference pose

Asset is praising the sun rather than having his arms straight out to the sides when blended with the reference pose. This is a regression from 4.14.3 ...

Modifying an H/ISM instance will cause selection highlights to be inaccurate

Blueprint editor can crash on removing one of a Sequence node's exec pins

User reported that upon removing a pin from a Sequence node the editor crashed. This only happened once, so may be a multithreading race condition or there may be additional unknown factors. The cra ...

Disabling Disregard for GC with an invalid asset in GameplayTagTableList causes a controlled crash

Disabling Disregard for GC leads to a crash in GarbageCollectionVerification.cpp VerifyObjectFlags. This crash occurs when there is an invalid path specified in GameplayTagTableList. The cause of t ...

5.4, FRHIMemoryPool leaks memory

FRHIMemoryPool will leak data when it is destroyed. "FRHIMemoryPool::Init()" will create "FRHIMemoryPool::DesiredAllocationPoolSize" new "FRHIPoolAllocationData" objects, stored in "FRHIMemoryPool: ...

FX.TestGPUSort fails on Vulkan

“FX.TestGPUSort” fails on both PC Editor and Android with Vulkan RHI. ...

WorldContextObject is null in BP function library

Arrays on multicast events called from the server are not passed to clients

Arrays that are passed into a Multicast Event as an input are not available on clients who call the function Regression?: Yes This did not occur in 4.19.2 ...