Mouse cursor position is locked to center of screen when bShowMouseCursor is false

Tools - Nov 16, 2016

When you set bShowMouseCursor to false in a Standalone or packaged game while Default Viewport Mouse Lock Mode is set to either Always Lock or Lock on Capture, the cursor will become locked in place ...

[CrashReport] Crash in PHAT on LeftMouse click while moving ragdoll asset during Simulate

UE - Simulation - Physics - Oct 25, 2017

Crash occurs in the updated Physics Asset Editor if you LeftClick while moving a ragdolled asset during Simulation. This is a regression from 4.17.2 User Descriptionsin the new physics asset edit ...

Packaging for IOS fails using SSH from a Windows Binary Build

UE - Platform - Mobile - Oct 23, 2019

Errors in the log: * Undefined symbols for architecture arm64: * "___isPlatformVersionAtLeast", referenced from: * FMetalResourceHeap::CreateBuffer(unsigned int, unsigned int, unsigned int, mtlpp ...

Crash removing a split parameter pin that is linked

UE - Gameplay - Blueprint Editor - Jun 13, 2017

Crash occurs if the user splits an Output Parameter on a function, then links one of the pins, and then removes the parameter entirely. I could not reproduce this in Main. ...

Split Pins on a referenced Macro Library will crash the editor on restart

UE - Gameplay - Blueprint - Mar 3, 2016

Split Pins on a referenced Macro Library will crash the editor on restart 2 callstacks include, one for 4.10.4 and one for 4.11 Preview 6 User Description: I got some macros in my Object Macro Li ...

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 ...

FOnlineSessionLive leaves inconsistent state when FindSessions or CreateSession fail.

UE - Networking - Nov 28, 2016

FOnlineSessionLive::CreateSession creates the session early into the method. Later, the method can fail but the session and is never cleared up (see the various catch statements in the tasks which o ...

Ambiguous Search Warning After Recompiling Blueprint of an Object Involved in a Level Sequence

UE - Anim - Sequencer - Apr 18, 2017

The licensee is receiving an ambiguous search warning after recompiling the blueprint of an object involved in a level sequence that is contained in a hidden sublevel (which is then loaded and made ...

[CrashReport] UE4Editor_Engine!FColorVertexBuffer::GetVertexColors() [colorvertexbuffer.cpp:313]

Tools - Aug 29, 2017

This is an infrequent crash coming out of the 4.17 release. User DescriptionsI was in Paint mode and attempted to switch to Place mode, it crashed. Source Context 301 /** 302 * ...

[CrashReport] OculusHMD::FD3D11CustomPresent::CreateTexture_RenderThread()

UE - Platform - XR - Nov 10, 2017

This is a trending crash coming out of the 4.18 release. Users have not provided any descriptions of their actions when the crash occurred. Source Context 1760 template<typename BaseResourceT ...