Event Dispatcher not being called in 4.6

UE - Gameplay - Blueprint - Dec 8, 2014

ED nodes in 4.6 but are not being executed in standalone or cooked games. Also, users receive compile errors when the project is saved and reopened that resolve when the blueprint is recompiled. ...

Crash on exit PIE when playing with more than one player on Linux

UE - Platform - Linux - Oct 3, 2016

When playing in non-single player game in the editor (either set # players or check dedicated server checkbox), the editor will crash when the play session ends. Regression: Yes - editor does not c ...

[CrashReport][Assert] UnrealEditor-RHI!FRHIResource::MarkForDelete() [Engine/Source/Runtime/RHI/Private/RHIResources.cpp:49]

UE - Rendering Architecture - Materials - Dec 18, 2024

One of the users described this issue as below. "At seemingly random times while working in the material graph, some action will cause a hitch or freeze, and quickly after the engine will crash, an ...

Duplicating / Moving (to another level) an actor with a Hierarchical Instanced Static Mesh component causes a crash

UE - Graphics Features - Nov 14, 2016

When you have an actor with a Hierarchical Instanced Static Mesh component that has a Static Mesh set and is populated with at least 1 instance and then duplicate it or move it to another level, it ...

Widget Blueprint breakpoints hit during a Tick event do not engage the debugger.

UE - Editor - UI Systems - Jun 13, 2024

The user comment on the Salesforce issue " This is a regression from the behaviour in 5.3.X, and I've reproduced it in 5.4.0, 5.4.1, and 5.4.2. The specific issue/change that caused this regression ...

Ctrl+Dragging multiple pins at once will sometimes drop pins

UE - Gameplay - Blueprint - Oct 7, 2016

Ctrl+Dragging multiple pins at once will sometimes drop pins This is a regression. The same setup was working in 4.12.5, but isn't working in 4.13.1 & Main (4.14) User Description: Blueprint conn ...

sg.EffectsQuality does not seem to update once set in the devices profiles or .ini file

UE - Platform - Mobile - Nov 7, 2016

Effects Quality settings within the device profiles, or even set in the .ini file seem to be ignored. Even when you're calling sg.effectsquality in the console command, it's ignored. The only way I ...

Painted Vertex Colors not Passing Color when used with Emissive for Static Lighting Setting

UE - Graphics Features - May 24, 2016

When painting Vertex Colors on a mesh, and enabling the 'Emissive for Static Lighting' option, the painted colors are not passed to surfaces receiving the emissive static lighting. The regular emis ...

Precise Click is not working correctly with Buttons

UE - Editor - UI Systems - Oct 6, 2016

A licensee reported an issue where a recent change to SButton.cpp in 4.13 causes an issue with Precise Click in multiple situations, his example being the one described in the repro steps, which is ...

[CrashReport] GPUCrash - exiting due to D3D device being lost - D3D Hung - Nvidia

UE - Graphics Features - May 14, 2019

Separating [Link Removed] into Nvidia and AMD tickets.This ticket will house Nvidia information Exported data on 5/14/2019 with following Query:1 Month Time FrameMajorVersion is 4.22.1Callstack Con ...