Unreal engine 4 crashes when i load a satisfactory game

i tried playing satisfactory today and the game launches fine, but when i load a save it always instantly crashes??

can someone please help me

Version: 121639, IsPerforceBuild: false, BuildConfiguration: Shipping, NetMode: Standalone

Assertion failed: bUncompressMemorySucceeded [File:D:\ws\SB-160502110050-fad\UE4\Engine\Source\Runtime\Core\Private\Serialization\Archive.cpp] [Line: 699] Failed to uncompress data in FArchive. Check log for details.

FactoryGame_Win64_Shipping!FWindowsErrorOutputDevice::Serialize() [d:\ws\sb-160502110050-fad\ue4\engine\source\runtime\core\private\windows\windowserroroutputdevice.cpp:79]
FactoryGame_Win64_Shipping!FOutputDevice::LogfImpl() [d:\ws\sb-160502110050-fad\ue4\engine\source\runtime\core\private\misc\outputdevice.cpp:71]
FactoryGame_Win64_Shipping!AssertFailedImplV() [d:\ws\sb-160502110050-fad\ue4\engine\source\runtime\core\private\misc\assertionmacros.cpp:101]
FactoryGame_Win64_Shipping!FDebug::CheckVerifyFailedImpl() [d:\ws\sb-160502110050-fad\ue4\engine\source\runtime\core\private\misc\assertionmacros.cpp:439]
FactoryGame_Win64_Shipping!DispatchCheckVerify >() [d:\ws\sb-160502110050-fad\ue4\engine\source\runtime\core\public\misc\assertionmacros.h:161]
FactoryGame_Win64_Shipping!FArchive::SerializeCompressed() [d:\ws\sb-160502110050-fad\ue4\engine\source\runtime\core\private\serialization\archive.cpp:699]
FactoryGame_Win64_Shipping!FArchiveLoadCompressedProxy::Serialize() [d:\ws\sb-160502110050-fad\ue4\engine\source\runtime\core\private\serialization\archiveloadcompressedproxy.cpp:99]
FactoryGame_Win64_Shipping!operator<<() [d:\ws\sb-160502110050-fad\ue4\engine\source\runtime\core\public\containers\array.h:1121]
FactoryGame_Win64_Shipping!UFGSaveSession::LoadCompressedFileFromDisk() [d:\ws\sb-160502110050-fad\ue4\games\factorygame\source\factorygame\private\fgsavesession.cpp:762]
FactoryGame_Win64_Shipping!UFGSaveSession::LoadGame() [d:\ws\sb-160502110050-fad\ue4\games\factorygame\source\factorygame\private\fgsavesession.cpp:913]
FactoryGame_Win64_Shipping!AFGGameMode::InitGameState() [d:\ws\sb-160502110050-fad\ue4\games\factorygame\source\factorygame\private\fggamemode.cpp:267]
FactoryGame_Win64_Shipping!AGameModeBase::PreInitializeComponents() [d:\ws\sb-160502110050-fad\ue4\engine\source\runtime\engine\private\gamemodebase.cpp:125]
FactoryGame_Win64_Shipping!ULevel::RouteActorInitialize() [d:\ws\sb-160502110050-fad\ue4\engine\source\runtime\engine\private\level.cpp:1823]
FactoryGame_Win64_Shipping!UWorld::InitializeActorsForPlay() [d:\ws\sb-160502110050-fad\ue4\engine\source\runtime\engine\private\world.cpp:3925]
FactoryGame_Win64_Shipping!UEngine::LoadMap() [d:\ws\sb-160502110050-fad\ue4\engine\source\runtime\engine\private\unrealengine.cpp:12515]
FactoryGame_Win64_Shipping!UEngine::Browse() [d:\ws\sb-160502110050-fad\ue4\engine\source\runtime\engine\private\unrealengine.cpp:11777]
FactoryGame_Win64_Shipping!UEngine::TickWorldTravel() [d:\ws\sb-160502110050-fad\ue4\engine\source\runtime\engine\private\unrealengine.cpp:11975]
FactoryGame_Win64_Shipping!UGameEngine::Tick() [d:\ws\sb-160502110050-fad\ue4\engine\source\runtime\engine\private\gameengine.cpp:1355]
FactoryGame_Win64_Shipping!UFGGameEngine::Tick() [d:\ws\sb-160502110050-fad\ue4\games\factorygame\source\factorygame\private\fggameengine.cpp:9]
FactoryGame_Win64_Shipping!FEngineLoop::Tick() [d:\ws\sb-160502110050-fad\ue4\engine\source\runtime\launch\private\launchengineloop.cpp:4028]
FactoryGame_Win64_Shipping!GuardedMain() [d:\ws\sb-160502110050-fad\ue4\engine\source\runtime\launch\private\launch.cpp:168]
FactoryGame_Win64_Shipping!GuardedMainWrapper() [d:\ws\sb-160502110050-fad\ue4\engine\source\runtime\launch\private\windows\launchwindows.cpp:145]
FactoryGame_Win64_Shipping!WinMain() [d:\ws\sb-160502110050-fad\ue4\engine\source\runtime\launch\private\windows\launchwindows.cpp:275]
FactoryGame_Win64_Shipping!__scrt_common_main_seh() [d:\agent\_work\2\s\src\vctools\crt\vcstartup\src\startup\exe_common.inl:288]
kernel32
ntdll

Try your luck with Coffee Stain’s forums, this is not the place. Besides, updates break save games even though the devs say they should not. Save games get corrupted, too. Make copies every now and then.