The origin appears to shift for 3D widgets when the anchors (in the widget blueprint) and the pivot (in the widget component) are changed

UE - Editor - UI Systems - Nov 17, 2015

If The user is using an anchor that is not the top left and then changes the pivot of a widget component the result is a 3D widget that has an offset origin making it very difficult to interact with ...

Connection/Disconnecting an integer pin to a divide node causes the pin literal value to fail

UE - Gameplay - Blueprint Editor - Nov 18, 2021

This only happens when you connect a pin, then disconnect it and try to compile again. ...

Ortho near plane clips geometry in Editor Top view

UE - Graphics Features - Aug 9, 2024

When the viewport is in Top (ortho) Lit mode the near plane clips through geometry as you zoom the view in and out. ...

No collision is generated on PaperTileMapComponents that are generated at runtime

UE - Gameplay - Paper2D - Jun 3, 2016

When a PaperTileMapComponent is generated at runtime, the collision that it should have is not generated along with it. This can (oddly) be remedied by selecting the component itself in the details ...

Compile 'Note' on BP Interface events

UE - Gameplay - Feb 23, 2017

Compile 'Note' on BP Interface events. It happens in actor BPs and also BP Widgets. A similar issue was fixed back in 4.11 with Custom Events. Could be related? https://jira.it.epicgames.net/brows ...

Build fails when using the Windows 10 SDK

UE - Foundation - Build - Farm - Aug 14, 2017

Attempting to build the Engine using the Windows 10 SDK currently fails. This was tested on both a Windows 7 and Windows 10 machine using both Visual Studio 2015 and Visual Studio 2017. ...

Grabbing a Destructible Mesh Child blueprint with a Phsyics Handle crashes the editor

UE - Simulation - Physics - Jun 20, 2016

Grabbing a Destructible Mesh Child blueprint with a Phsyics Handle crashes the editor during PIE. NOTE: This issue occurs whether or not simulate physics is active on the destructible mesh compone ...

PCLaunch.rc.res is not not re-created during the build with -useprecompiled

UE - Foundation - Cpp Tools - UnrealBuildTool - Apr 15, 2016

A linker error is thrown when trying to build a project with -precompile / -useprecompile flags. Linker Error thrown: LINK : fatal error LNK1181: cannot open input file 'D:\UE4\Engine\Intermediate ...

Using /*/ to create multiline comments in header files can prevent Visual Studio from successfully building a project.

UE - Foundation - Core - Aug 7, 2015

If a multi-line comment is made in a header file using the format /*/ at the beginning and ending of the comment, UHT will fail to compile the project and will display the following errors: 1> C:/ ...

Project debug symbols are no longer included in crash reporter callstacks.

UE - Foundation - Core - Jun 15, 2015

Project debug symbols are not appearing in crash reports in 4.8. In 4.7.6, these symbols would be included in the crash reports, but in 4.8 these lines have no information other than the project nam ...