Unreal Engine Issues

Packaging for Android while using Online Framework and Online Subsystem Steam Plugins cause failure

When you try to package for Android while Online Framework Plugin and Online Subsystem Steam Plugin, the package fails with: error: undefined reference to 'HtoNL(unsigned int) ...

Crash Occurs While Running EQS Using Add Generated Vector Node

A crash is occurring when running a custom EQS generator that returns a Point and uses the Add Generated Vector node. This is a regression. No crash occurs with the same setup in 4.12.5. ...

Some files in the Git repo have inconsistent line endings on Linux

Crash when using STOP button to exit PIE when removing a widget from viewport via Event Destruct

Editor crashes when removing a widget from the viewport via Event Destruct. This appears to happen when using the Stop button during PIE ...

[CrashReport] UE4Editor_Landscape!FLandscapeEditDataInterface::SetAlphaData() [landscapeeditinterface.cpp:2617]

This Jira was created from CrashReports submitted by the public due to the high number of occurrences. Descriptions from users are provided below. Error message: Access violation - code c0000005 ( ...

Looking down while in jumping causes Arch Vis Character to get stuck in jump animation

Looking straight down at the floor causes arch vis character to get stuck in jumping animation. Did not experience this behavior with default character class. ...

Packaging with plugins GearVR and GoogleVR together cause build failed with multiple definitions of GetHMD()

Packaging with plugins GearVR and GoogleVR together cause build failed with multiple definitions of GetHMD(). Log attached for build error and error portion plugged into the callstack box. ...

SCS child scene component instances can be registered out-of-order with non-scene component instances (regression).

This behavior is a regression in 4.12. Essentially we switched to attaching child components as part of the OnRegister() logic. This caused all root-level SCS components (including non-scene compone ...

Child actor components get duplicated when duplicating a level (extra duplicates)

Child actor components get duplicated when duplicating a level (extra duplicates). The duplicate level has more instances of the child actor component than the original ...

Widget Component Ignores Bounds Scale

When a widget component is using it's own bounds scale the value doesn't appear to have an effect in the editor. To verify this I added a parent component and used it's bounds scale with the same va ...