Hi!
I am not sure what happend to my UE project, but whenever I try to load a different level the engine crashes with this error message:
Assertion failed: ReaderPos + Num <= ReaderSize [File:D:\Build\++UE4\Sync\Engine\Source\Runtime\Core\Public\Serialization/BufferReader.h] [Line: 53]
UE4Editor_Core!FDebug::AssertFailed() [d:\build\++ue4\sync\engine\source\runtime\core\private\misc\assertionmacros.cpp:417]
UE4Editor_RawMesh!FBufferReaderBase::Serialize() [d:\build\++ue4\sync\engine\source\runtime\core\public\serialization\bufferreader.h:53]
UE4Editor_RawMesh!operator<<() [d:\build\++ue4\sync\engine\source\runtime\core\public\containers\array.h:1102]
UE4Editor_RawMesh!operator<<() [d:\build\++ue4\sync\engine\source\developer\rawmesh\private\rawmesh.cpp:200]
UE4Editor_RawMesh!FRawMeshBulkData::LoadRawMesh() [d:\build\++ue4\sync\engine\source\developer\rawmesh\private\rawmesh.cpp:276]
UE4Editor_Engine!UStaticMesh::CacheMeshData() [d:\build\++ue4\sync\engine\source\runtime\engine\private\staticmesh.cpp:3066]
UE4Editor_Engine!UStaticMesh::CacheDerivedData() [d:\build\++ue4\sync\engine\source\runtime\engine\private\staticmesh.cpp:3243]
UE4Editor_Engine!UStaticMesh::PostLoad() [d:\build\++ue4\sync\engine\source\runtime\engine\private\staticmesh.cpp:3676]
UE4Editor_CoreUObject!UObject::ConditionalPostLoad() [d:\build\++ue4\sync\engine\source\runtime\coreuobject\private\uobject\obj.cpp:1031]
UE4Editor_Engine!UBodySetup::PostLoad() [d:\build\++ue4\sync\engine\source\runtime\engine\private\physicsengine\bodysetup.cpp:920]
UE4Editor_CoreUObject!UObject::ConditionalPostLoad() [d:\build\++ue4\sync\engine\source\runtime\coreuobject\private\uobject\obj.cpp:1031]
UE4Editor_CoreUObject!EndLoad() [d:\build\++ue4\sync\engine\source\runtime\coreuobject\private\uobject\uobjectglobals.cpp:1632]
UE4Editor_CoreUObject!LoadPackageInternal() [d:\build\++ue4\sync\engine\source\runtime\coreuobject\private\uobject\uobjectglobals.cpp:1377]
UE4Editor_CoreUObject!LoadPackage() [d:\build\++ue4\sync\engine\source\runtime\coreuobject\private\uobject\uobjectglobals.cpp:1473]
UE4Editor_CoreUObject!ResolveName() [d:\build\++ue4\sync\engine\source\runtime\coreuobject\private\uobject\uobjectglobals.cpp:826]
UE4Editor_CoreUObject!StaticLoadObjectInternal() [d:\build\++ue4\sync\engine\source\runtime\coreuobject\private\uobject\uobjectglobals.cpp:914]
UE4Editor_CoreUObject!StaticLoadObject() [d:\build\++ue4\sync\engine\source\runtime\coreuobject\private\uobject\uobjectglobals.cpp:985]
UE4Editor_ContentBrowser!SContentBrowser::OnAssetsActivated() [d:\build\++ue4\sync\engine\source\editor\contentbrowser\private\scontentbrowser.cpp:2092]
UE4Editor_ContentBrowser!TBaseSPMethodDelegateInstance<0,SContentBrowser,0,void __cdecl(TArray<FAssetData,FDefaultAllocator> const & __ptr64,enum EAssetTypeActivationMethod::Type)>::ExecuteIfSafe() [d:\build\++ue4\sync\engine\source\runtime\core\public\delegates\delegateinstancesimpl.h:355]
UE4Editor_ContentBrowser!SAssetView::OnListMouseButtonDoubleClick() [d:\build\++ue4\sync\engine\source\editor\contentbrowser\private\sassetview.cpp:4058]
UE4Editor_ContentBrowser!TBaseSPMethodDelegateInstance<0,SAssetView,0,void __cdecl(TSharedPtr<FAssetViewItem,0>)>::ExecuteIfSafe() [d:\build\++ue4\sync\engine\source\runtime\core\public\delegates\delegateinstancesimpl.h:355]
UE4Editor_ContentBrowser!TBaseDelegate<void,TSharedPtr<FAssetViewItem,0> >::ExecuteIfBound() [d:\build\++ue4\sync\engine\source\runtime\core\public\delegates\delegatesignatureimpl.inl:648]
UE4Editor_ContentBrowser!SListView<TSharedPtr<FAssetViewItem,0> >::Private_OnItemDoubleClicked() [d:\build\++ue4\sync\engine\source\runtime\slate\public\widgets\views\slistview.h:815]
UE4Editor_ContentBrowser!STableRow<TSharedPtr<FAssetViewItem,0> >::OnMouseButtonDoubleClick() [d:\build\++ue4\sync\engine\source\runtime\slate\public\widgets\views\stablerow.h:310]
UE4Editor_Slate!FEventRouter::Route<FReply,FEventRouter::FBubblePolicy,FPointerEvent,<lambda_eeb33fd1b480e3cad58a1531d90d2e14> >() [d:\build\++ue4\sync\engine\source\runtime\slate\private\framework\application\slateapplication.cpp:270]
UE4Editor_Slate!FSlateApplication::RoutePointerDoubleClickEvent() [d:\build\++ue4\sync\engine\source\runtime\slate\private\framework\application\slateapplication.cpp:6023]
UE4Editor_Slate!FSlateApplication::ProcessMouseButtonDoubleClickEvent() [d:\build\++ue4\sync\engine\source\runtime\slate\private\framework\application\slateapplication.cpp:6010]
UE4Editor_Slate!FSlateApplication::OnMouseDoubleClick() [d:\build\++ue4\sync\engine\source\runtime\slate\private\framework\application\slateapplication.cpp:5980]
UE4Editor_ApplicationCore!FWindowsApplication::ProcessDeferredMessage() [d:\build\++ue4\sync\engine\source\runtime\applicationcore\private\windows\windowsapplication.cpp:1835]
UE4Editor_ApplicationCore!FWindowsApplication::DeferMessage() [d:\build\++ue4\sync\engine\source\runtime\applicationcore\private\windows\windowsapplication.cpp:2281]
UE4Editor_ApplicationCore!FWindowsApplication::ProcessMessage() [d:\build\++ue4\sync\engine\source\runtime\applicationcore\private\windows\windowsapplication.cpp:929]
UE4Editor_ApplicationCore!FWindowsApplication::AppWndProc() [d:\build\++ue4\sync\engine\source\runtime\applicationcore\private\windows\windowsapplication.cpp:766]
user32
user32
UE4Editor_ApplicationCore!FWindowsPlatformApplicationMisc::PumpMessages() [d:\build\++ue4\sync\engine\source\runtime\applicationcore\private\windows\windowsplatformapplicationmisc.cpp:130]
UE4Editor!FEngineLoop::Tick() [d:\build\++ue4\sync\engine\source\runtime\launch\private\launchengineloop.cpp:3615]
UE4Editor!GuardedMain() [d:\build\++ue4\sync\engine\source\runtime\launch\private\launch.cpp:174]
UE4Editor!GuardedMainWrapper() [d:\build\++ue4\sync\engine\source\runtime\launch\private\windows\launchwindows.cpp:145]
UE4Editor!WinMain() [d:\build\++ue4\sync\engine\source\runtime\launch\private\windows\launchwindows.cpp:276]
UE4Editor!__scrt_common_main_seh() [f:\dd\vctools\crt\vcstartup\src\startup\exe_common.inl:283]
kernel32
ntdll
Currently I am working with engine version 4.21.2, but I also tried 4.22.3 and still get the same behaviour.
Can anyone help me with this?