ICU was built with timezones disabled for Android

UE - Platform - Mobile - Mar 23, 2017

ICU for Android was built with U_TIMEZONE defined to 0, which means that ICU always considers itself to be in UTC, rather than use its default Android implementation. We should try and build ICU ag ...

ICU was built with timezones disabled for Linux

UE - Platform - Linux - Mar 23, 2017

ICU for Linux was built with U_TIMEZONE defined to 0, which means that ICU always considers itself to be in UTC, rather than use its default Linux implementation. We should try and build ICU again ...

Incorrect display for default exec pin for Switch nodes

UE - Gameplay - Blueprint Editor - May 4, 2017

The pin for Default for switch nodes in the preview build for 4.16 displays as a circle, this visual display for a pin is used with variables or a reroute node, but the default is and exec pin, and ...

Circular reference causes unrelated binding to fail in packaged game

UE - Editor - UI Systems - Sep 19, 2017

Text field does not load binding if the widget containing the text field contains an unrelated circular dependency and Event driven loader is disabled. Tested this in 4.15, 4.16, 4.17 4.15 Does n ...

UVs are scaled drastically when importing from Solidworks

UE - Editor - Content Pipeline - Datasmith - Importer - Sep 28, 2018

UVs are scaled drastically when importing from Solidworks. When comparing it to an Engine Cube and adding a texture to it you can see the difference in UV scaling. The texture will need to scaled to ...

Twinmotion sign-in error when attempting sign-in inside app

TM - Core - May 18, 2026

Reported in SF [Link Removed] Attempting to sign into Twinmotion from within the TM 2026.1 editor results in a consistent sign-in error using the sign-in buttons. Initial sign-in during launch whe ...

InstanceOnly UProperties accessible in Blueprint

UE - Gameplay - Blueprint Editor - Nov 30, 2022

Reproduced 3/3 times. Issue does not occur in //UE5/Release-5.0 - CL 20979098 Binary. Confirmed Regression. ...

Panini Lens Projection and Post Process buffers broken

UE - Rendering - Graphics Features - Mar 9, 2026

Panini Lens Distortion does not appear to affect some buffers (SceneDepth, CustomDepth, WorldNormal, etc.) consistently. These buffers behaved correctly in 5.3 ...

HTML5 fails during Package Command with ASM enabled

UE - Platform - Mobile - May 10, 2017

While testing in //UE4/Release-4.16 CL 3432136 in Binary – Launching a blueprint - FirstPerson template to Chrome encounters an error.LogPlayLevel: Program.Main: ERROR: AutomationTool terminated wit ...

UBT warning during package when nativized blueprint contains a node from a plugin

UE - Gameplay - Oct 9, 2017

When a Blueprint contains a node that was added by a plugin (ex: GetBatteryLevel node added by Optional Mobile Features Blueprint Library), nativizing the BP in 4.16 completed fine but 4.17 gives a ...