I can’t open any project – the system keeps crashing and below is the info I get.

I can’t open any project – the system keeps crashing and below is the info I get.

Can anyone HELP PLEASE?!

LoginId:b51ca3844c8a5c51d377f893b666ac63

EpicAccountId:b737a30ddd9c4e3a956206bf78f60983

Fatal error: [File:D:\build++UE5\Sync\Engine\Source\Runtime\Engine\Private\UnrealEngine.cpp] [Line: 2762] Failed to load special material ‘InvalidLightmapSettingsMaterialName’ from path ‘’.

UnrealEditor_Engine!LoadSpecialMaterial<TObjectPtr >() [D:\build++UE5\Sync\Engine\Source\Runtime\Engine\Private\UnrealEngine.cpp:2764]

UnrealEditor_Engine!UEngine::InitializeObjectReferences() [D:\build++UE5\Sync\Engine\Source\Runtime\Engine\Private\UnrealEngine.cpp:2935]

UnrealEditor_UnrealEd!UEditorEngine::InitializeObjectReferences() [D:\build++UE5\Sync\Engine\Source\Editor\UnrealEd\Private\EditorEngine.cpp:908]

UnrealEditor_Engine!UEngine::Init() [D:\build++UE5\Sync\Engine\Source\Runtime\Engine\Private\UnrealEngine.cpp:1867]

UnrealEditor_UnrealEd!UEditorEngine::InitEditor() [D:\build++UE5\Sync\Engine\Source\Editor\UnrealEd\Private\EditorEngine.cpp:654]

UnrealEditor_UnrealEd!UEditorEngine::Init() [D:\build++UE5\Sync\Engine\Source\Editor\UnrealEd\Private\EditorEngine.cpp:1000]

UnrealEditor_UnrealEd!UUnrealEdEngine::Init() [D:\build++UE5\Sync\Engine\Source\Editor\UnrealEd\Private\UnrealEdEngine.cpp:85]

UnrealEditor_CitySampleEditor!UCitySampleUnrealEdEngine::Init() [D:\build++UE5\Sync\LocalBuilds\CitySample\Windows\Source\CitySampleEditor\CitySampleUnrealEdEngine.cpp:19]

UnrealEditor!FEngineLoop::Init() [D:\build++UE5\Sync\Engine\Source\Runtime\Launch\Private\LaunchEngineLoop.cpp:4256]

UnrealEditor_UnrealEd!EditorInit() [D:\build++UE5\Sync\Engine\Source\Editor\UnrealEd\Private\UnrealEdGlobals.cpp:111]

UnrealEditor!GuardedMain() [D:\build++UE5\Sync\Engine\Source\Runtime\Launch\Private\Launch.cpp:159]

UnrealEditor!GuardedMainWrapper() [D:\build++UE5\Sync\Engine\Source\Runtime\Launch\Private\Windows\LaunchWindows.cpp:147]

UnrealEditor!LaunchWindowsStartup() [D:\build++UE5\Sync\Engine\Source\Runtime\Launch\Private\Windows\LaunchWindows.cpp:283]

UnrealEditor!WinMain() [D:\build++UE5\Sync\Engine\Source\Runtime\Launch\Private\Windows\LaunchWindows.cpp:330]

UnrealEditor!__scrt_common_main_seh() [d:\a01_work\6\s\src\vctools\crt\vcstartup\src\startup\exe_common.inl:288]

kernel32

ntdll

LoginId:b51ca3844c8a5c51d377f893b666ac63

EpicAccountId:b737a30ddd9c4e3a956206bf78f60983

Fatal error: [File:D:\build++UE5\Sync\Engine\Source\Runtime\Engine\Private\UnrealEngine.cpp] [Line: 2762] Failed to load special material ‘InvalidLightmapSettingsMaterialName’ from path ‘’.

UnrealEditor_Engine

UnrealEditor_Engine

UnrealEditor_UnrealEd

UnrealEditor_Engine

UnrealEditor_UnrealEd

UnrealEditor_UnrealEd

UnrealEditor_UnrealEd

UnrealEditor_CitySampleEditor!UCitySampleUnrealEdEngine::Init() [D:\build++UE5\Sync\LocalBuilds\CitySample\Windows\Source\CitySampleEditor\CitySampleUnrealEdEngine.cpp:19]

UnrealEditor

UnrealEditor_UnrealEd

UnrealEditor

UnrealEditor

UnrealEditor

UnrealEditor

UnrealEditor

kernel32

ntdll