UnrealEngine ERROR

Unrealengine 5 does not open if It Gives These Errors

LoginId:c80959e842fd4246e6f8378a15c2f11e
EpicAccountId:213b69f0261b41658e97e2b79840d031

Assertion failed: SerializeNum >= 0 [File:D:\build++UE5\Sync\Engine\Source\Runtime\Core\Public\Containers/Array.h] [Line: 1196]

UnrealEditor_DerivedDataCache!operator<<() [D:\build++UE5\Sync\Engine\Source\Runtime\Core\Public\Containers\Array.h:1196]
UnrealEditor_DerivedDataCache!FMemoryDerivedDataBackend::LoadCache() [D:\build++UE5\Sync\Engine\Source\Developer\DerivedDataCache\Private\MemoryDerivedDataBackend.cpp:295]
UnrealEditor_DerivedDataCache!FDerivedDataBackendGraph::ParseBootCache() [D:\build++UE5\Sync\Engine\Source\Developer\DerivedDataCache\Private\DerivedDataBackends.cpp:791]
UnrealEditor_DerivedDataCache!FDerivedDataBackendGraph::ParseNode() [D:\build++UE5\Sync\Engine\Source\Developer\DerivedDataCache\Private\DerivedDataBackends.cpp:162]
UnrealEditor_DerivedDataCache!FDerivedDataBackendGraph::ParseHierarchicalCache() [D:\build++UE5\Sync\Engine\Source\Developer\DerivedDataCache\Private\DerivedDataBackends.cpp:453]
UnrealEditor_DerivedDataCache!FDerivedDataBackendGraph::ParseNode() [D:\build++UE5\Sync\Engine\Source\Developer\DerivedDataCache\Private\DerivedDataBackends.cpp:176]
UnrealEditor_DerivedDataCache!FDerivedDataBackendGraph::ParseNode() [D:\build++UE5\Sync\Engine\Source\Developer\DerivedDataCache\Private\DerivedDataBackends.cpp:194]
UnrealEditor_DerivedDataCache!FDerivedDataBackendGraph::ParseKeyLength() [D:\build++UE5\Sync\Engine\Source\Developer\DerivedDataCache\Private\DerivedDataBackends.cpp:405]
UnrealEditor_DerivedDataCache!FDerivedDataBackendGraph::ParseNode() [D:\build++UE5\Sync\Engine\Source\Developer\DerivedDataCache\Private\DerivedDataBackends.cpp:182]
UnrealEditor_DerivedDataCache!FDerivedDataBackendGraph::FDerivedDataBackendGraph() [D:\build++UE5\Sync\Engine\Source\Developer\DerivedDataCache\Private\DerivedDataBackends.cpp:95]
UnrealEditor_DerivedDataCache!FDerivedDataBackend::Get() [D:\build++UE5\Sync\Engine\Source\Developer\DerivedDataCache\Private\DerivedDataBackends.cpp:1088]
UnrealEditor_DerivedDataCache!FDerivedDataCacheModule::CreateOrGetDDC() [D:\build++UE5\Sync\Engine\Source\Developer\DerivedDataCache\Private\DerivedDataCache.cpp:679]
UnrealEditor_Core!GetDerivedDataCache() [D:\build++UE5\Sync\Engine\Source\Runtime\Core\Private\Misc\CoreMisc.cpp:104]
UnrealEditor_Core!GetDerivedDataCacheRef() [D:\build++UE5\Sync\Engine\Source\Runtime\Core\Private\Misc\CoreMisc.cpp:113]
UnrealEditor!FEngineLoop::PreInitPreStartupScreen() [D:\build++UE5\Sync\Engine\Source\Runtime\Launch\Private\LaunchEngineLoop.cpp:2727]
UnrealEditor!GuardedMain() [D:\build++UE5\Sync\Engine\Source\Runtime\Launch\Private\Launch.cpp:129]
UnrealEditor!GuardedMainWrapper() [D:\build++UE5\Sync\Engine\Source\Runtime\Launch\Private\Windows\LaunchWindows.cpp:137]
UnrealEditor!WinMain() [D:\build++UE5\Sync\Engine\Source\Runtime\Launch\Private\Windows\LaunchWindows.cpp:268]
UnrealEditor!__scrt_common_main_seh() [d:\agent_work\5\s\src\vctools\crt\vcstartup\src\startup\exe_common.inl:288]
kernel32
ntdll

This topic has been moved from Feedback for Unreal Engine Team - Site Feedback to Getting Started - Installation & Setup.

When posting, please review the categories to ensure your topic is posted in the most relevant space.

'- Your Friendly Neighborhood Moderator

1 Like