Unreal Engine Issues

User project crashes after changing struct

Skeletal mesh collision skewed on mirrored meshes

[Link Removed] Collision on mirrored skeletal mesh does not match mesh. (has same position, but different orientation) Also occurs on latest (3827667) Also tested and occurring with Skeletal Mesh ...

Audio components played at the same time appear to desync over time on Android

When playing the audio form multiple audio component at the same time, the audio appears to become desynced over time. ...

Float value of AIDataProvider_QueryParams is cast faild

IntValue and BoolValue is always indefinite value in UAIDataProvider_QueryParams::BindData(). Attach the result of Watch in VS. ...

Showing black screen when drawing Distortion and DOF on Android

[Link Removed]I think it is because that the "bOnChipSunMask " is false as Distortion activated (MobileShadingRenderer.cpp line 378),  the "UseFetch" is true as the Android device support shader fra ...

Cannot (Easily) Change the Case of Folder Names in the World Outliner

In the World Outliner, without the following workaround, you cannot simply change the case of a folder name from upper to lower case or vice versa. EXAMPLE: map -> Map = map WORKAROUND: Change "M ...

Enum editor not adding new enum values

Blueprint enumeration editor is not adding new enum values. ...

SteamVR - Packaged project does not scale to monitor bounds

Packaged projects will not match monitor resolution when SteamVR is being used. STEAMVR 1.7.15 used ...

Cannot navigate to native function source code from blueprint editor

REGRESSION RANGE WORKING: 9404494 (right before Dev-Core copy up at 9405827 BROKEN: 9407021 (Dev-Networking copy up) NavigateToFunctionSource: Unable to find symbols for 'UPaperFlipbook::GetNumFr ...

RetainerBox may cause memory leak

Essentially, this memory leak should be counted in the UI section, but it is counted in the SceneRender section. This seems to be due to the behavior of MemStackAllocator and FixedSizeAllocator. Th ...