Unreal Engine Issues

Xcode 8.3.2 fails to successfully build 4.15.1 from source code

Attempting to build 4.15.1 from source code using Xcode 8.3.2 currently results in the build failing due to warnings that occur in fbxsdk, AlembicImporter, and MetalRHI. ...

Projects crashing on launch after converting from 4.7.3 to 4.7.4

A couple users have reported a crash when opening their 4.7.3 project in 4.7.4. From MikeB:https://answers.unrealengine.com/questions/205043/473-to-474-project-crash-on-startup.html The guy is hit ...

[Audio Modulation]- Modulation of Pitch Destination on a Source Bus with a Parameter Patch affects Volume instead

Stepping in the inner area updates the Control Bus on the Patch, but the Modulation is applied to the Volume destination instead of Pitch. Reproduction rate: 5/5 This also occurs in //UE5/Release- ...

Light does not affect landscape splines in raster pipeline (non-RT)

4K Resolution and High DPI Scaling in Linux aren't completely affected by System Display Scaling

Unreal doesn't change appearance when changing system configuration display scaling options. Editor Texts are still quite small and don't change based on the Display Scaling %. This bug also causes ...

Changing preview mesh appears to affect initial transforms of all control rigs in level viewport

It seems that switching the preview mesh in the control rig editor is affecting the initial transforms in the hiearchies of related control rigs in the level viewport.  This seems to be due to the c ...

4.16.1 Android Development builds crash on start with "unfortunately [App] has stopped"

Crash on launch from executable after upgrade from 4.7.3 to 4.7.4 (CachedAssetRegistry.bin corruption).

A user is reporting a crash on launch when launching from the executable rather than the Launcher. User did not have the problem in 4.7.3. No logs or additional information was provided beyond this: ...

ZenGarden or project with MSAA enabled crashes on iPhone 6 and 6+

Zen Garden crashes on the iPhone 6+ before anything appears onscreen. Occurred on: iPhone 6+ on 10.3.2 Didn't occur on: iPhone 6S on 10.3.2 ...

When a fixed delta time step of 0.02 or higher is used with some skeletal mesh objects, rotational forces applied using AddTorque have no affect on the skeletal mesh.

Using AddTorque to apply a rotation to a skeletal mesh does not always provide the expected results if a fixed time step is being used. When doing this to the Owen character in the Content Examples ...