Unreal Engine Issues

Directx 12 RHI can run out of video memory on long process (anims import)

Transform node which transforms a vector from mesh particle space to world space in vertex shader doesn't work on ue4.25

Transform node which transforms vector from mesh particle space to world space in vertex shader always returns 0. In ue4.24, it works fine. This behavior has been changed in CL#12558699. Removing f ...

Make AssetImportData setter available in BP and Python

PIE with single process starts multiple server windows

Playing in editor with single process starts multiple server windows. ...

Unable To Unsolo or Solo Sound Waves

Sound Waves are not able to be soloed in a new project or unsoloed in an existing one from a prior version. This was reported and tested in 4.24.3 (CL-11590370). This was reproduced in 4.25 (CL-131 ...

Crash adding input pose node to animation State

Crash occurs when the user adds an Input Pose node to a State graph in an Animation Blueprint. ...

Template function TSparseArray::PointerToIndex does not compile

Error:  C:\Program Files\Epic Games\UE_4.25\Engine\Source\Runtime\Core\Public\Containers/SparseArray.h(778): error C2440: '-': cannot convert from 'const TSparseArrayElementOrFreeListLink<TAlignedBy ...

If "Update Position Eash Frame" of "Skel Vert/Surf Location" is enabled, the particle continues to rotate.

It seems to have occurred since UE4.23, and the cause was the following part of "ParticleModules_Location.cpp".//From UE4.23 if (bOrientMeshEmitters) { //We have the mesh oriented to the normal o ...

Editor will crash during shutdown while a global Find-in-Blueprint tab is open and indexing is active.

The editor will crash during shutdown if Blueprints are actively being indexed in the background. ...

Skeletalmesh generated LOD have issue with vertex color displacement

This one should be fix in the squeletalmesh quadric reduction own by the geometry tools. ...