[CrashReport] UE4Editor_CoreUObject!FLinkerSave::FLinkerSave() [linkersave.cpp:31]

UE - Foundation - Core - Aug 22, 2017

This is a longstanding and common crash that has occurred since at least the 4.11 release. The error appears to occur while trying to access a .tmp file. User DescriptionsI left unreal unattended ...

Sequencer fails to package during Build command for ASTC

UE - Platform - Mobile - Jan 15, 2017

When attempting to test for ESDSR on Android, the Sequencer project fails to package towards the end of the Build Command. Runtime/OpenGLDrv/Public\OpenGLESDeferred.h(267,5) : warning: 'OPENGL_ES2 ...

Error launching onto HTML5: "Expression (0) failed in \Engine\Source\Runtime\Core\Private\Async\TaskGraph.cpp:428!"

UE - Platform - Mobile - May 9, 2017

This is launching on to Firefox 53.0.2 (64-bit) and also occurs in Main. Error message:uncaught exception: ASM_CONSTS<@blob:http://localhost:53501/4354ee7b-de4a-419b-b0bc-5d58ff557ed2:1:38655 _emsc ...

[CrashReport] UE4Editor_Slate!FSlateApplication::GetNavigationDirectionFromAnalog() [slateapplication.cpp:2001]

UE - Editor - UI Systems - Slate - Oct 27, 2017

This is a trending crash coming out of the 4.18 release. A number of the affected projects appear related to VR. User DescriptionsI was trying to use the SteamVR preview for Windows MR headsetI j ...

[CrashReport] UE4Editor_Core!FWindowsWindow::Initialize() [windowswindow.cpp:199]

Tools - Mar 1, 2017

Error message: Assertion failed: 0 [Link Removed] [Line: 199] Window Creation Failed (1158) Source Context: 184 VirtualHeight = ClientHeight; 185 186 // We call reshape w ...

Crash reimporting a skeletal mesh with less Material IDs than on first import

NOTE: Does not occur in 4.16, entered this to find a fix for licensee to integrate. Error message: Assertion failed: (Index >= 0) & (Index < ArrayNum) [Link Removed] [Line: 633] Array index out o ...

Mac Modern xcode framework link issue

UE - Platform - Apple - Mar 25, 2024

Our client is attempting to use an external framework as a third party within Unreal Engine, and they are encountering issues despite following the standard guidelines for adding the framework. T ...

[CrashReport] UE4Editor_Engine!UGameViewportClient::Draw() [gameviewportclient.cpp:1170]

UE - Graphics Features - Apr 4, 2017

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 (first/seco ...

[CrashReport] UE4Editor_Core!FTaskGraphImplementation::WaitUntilTasksComplete() [taskgraph.cpp:1121]

Tools - Apr 5, 2016

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: Assertion failed: CurrentThreadIfK ...

[CrashReport] Fatal error: Couldn't find shader - FMaterial::GetShader()

UE - Graphics Features - Jul 20, 2017

This is a common crash affecting users in 4.16. User DescriptionsTried to edit the VivePreController Meshtried to edit SM_Skysphere after shaders had finished compiling. For no other reason than th ...