Unreal Engine Issues

Editor crash when trying to launch on an Android target device from a Mac native platform

The one time it did not instantly crash after pressing the Launch button, I had to Kill -9 <PID> UE4Editor because it was using 129% of my CPU for 50 minutes. ...

Reading data back from rendertarget not working on Android opengles 3.x

From user: "I believe the issue is deal to the implementation of FAndroidOpenGL, there is no overriding of FOpenGL::SupportsMapBuffer(),which always return from the base FOpenGLES2 method and it is ...

WebBrowser SetVisibility not working on Android & iOS

SetVisibility not working with Web Browser Widget on mobile devices ...

Block noise on particles/skeletal meshes when launched onto certain Android devices

When launching particles and skeletal meshes on certain devices, they create block noise pixels instead of a smooth flame for example. Regression: Yes Did not occur: Binary 4.12.5-3039270+++UE4+Rel ...

Vulkan bloom convolution causes crash

Ensure condition failed: Layout == VK_IMAGE_LAYOUT_SHARED_PRESENT_KHR || Layout == VK_IMAGE_LAYOUT_DEPTH_READ_ONLY_STENCIL_ATTACHMENT_OPTIMAL || Layout == VK_IMAGE_LAYOUT_DEPTH_ATTACHMENT_STENCIL_RE ...

SkyLight IBL looks blurry on Android

SceneCapture2D Render Targets do not retain Alpha when in Rendering Preview for Vulkan and ES3.1

Regression: This issue does not occur in Release-5.0, so this is a regression The widget completely obscures the screen only when switching Preview Rendering modes without looking at the create Blu ...

GPU time is not tracked in StatFPSChart on Android

This issue doesn't occur on iOS using the same project. This occurred on all the devices tested, which were: Galaxy S6 (SM-G920F), v6.0, Mali T760MP8 Galaxy S7 (SM-G930V), v7.0, Adreno 530 Galaxy S ...

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

Android: Mali Txxx GPUs Encounter Stretching Geometry When Running with Support GPU Scene Enabled

When attempting to run SunTemple with r.Mobile.SupportGPUScene enabled on some Mali GPUs, the project renders with what looks like pieces of the geometry stretching across the level and bending out ...