The LoadTimeFile argument crashes package at startup

Package a project

Launch package with -LoadTimeFile argument

Can be reproduced in sandbox mode.

Results in :

Assertion failed: Index >= 0 [Link Removed] [Line: 703] 

> [Inline Frame] GymRelease.exe!FUObjectArray::IndexToObject(int Index) Line 703 C+> [Inline Frame] GymRelease.exe!FUObjectArray::IndexToObject(int Index) Line 703 C  [Inline Frame] GymRelease.exe!UObjectBaseUtility::GetStatID(bool) Line 675 C  [Inline Frame] GymRelease.exe!FScopeCycleCounterUObject::{ctor}(const UObjectBaseUtility * Object, TStatId) Line 835 C  GymRelease.exe!StaticConstructObject_Internal(const FStaticConstructObjectParameters & Params) Line 3194 C  [Inline Frame] GymRelease.exe!NewObject(UObject * Name, FName) Line 1193 C  GymRelease.exe!CreatePackage(const wchar_t * PackageName) Line 642 C  GymRelease.exe!UObjectBase::DeferredRegister(UClass * UClassStaticClass, const wchar_t * PackageName, const wchar_t * InName) Line 147 C  GymRelease.exe!UClass::DeferredRegister(UClass * UClassStaticClass, const wchar_t * PackageName, const wchar_t * Name) Line 3813 C  [Inline Frame] GymRelease.exe!UObjectForceRegistration(UObjectBase * Object, bool) Line 530 C  GymRelease.exe!UObjectProcessRegistrants() Line 505 C  GymRelease.exe!UObjectBaseInit() Line 1119 C  GymRelease.exe!StaticUObjectInit() Line 4416 C  GymRelease.exe!InitUObject() Line 4406 C  GymRelease.exe!TBaseStaticDelegateInstance<void _cdecl(void),FDefaultDelegateUserPolicy>::ExecuteIfSafe() Line 731 C  GymRelease.exe!TMulticastDelegate<void __cdecl(void),FDefaultDelegateUserPolicy>::Broadcast() Line 955 C  GymRelease.exe!FEngineLoop::AppInit() Line 5691 C  GymRelease.exe!FEngineLoop::PreInitPreStartupScreen(const wchar_t * CmdLine) Line 2180 C  GymRelease.exe!FEngineLoop::PreInit(const wchar_t * CmdLine) Line 3584 C  [Inline Frame] GymRelease.exe!EnginePreInit(const wchar_t *) Line 43 C  GymRelease.exe!GuardedMain(const wchar_t * CmdLine) Line 133 C  GymRelease.exe!WinMain(HINSTANCE_ * hInInstance, HINSTANCE__ * hPrevInstance, char * __formal, int nCmdShow) Line 257 C+