This is my crash log and my problem I having since about 2 MONTHS Game crash after about 2 hours of playing ( epic games PC online official servers pve)
Assertion failed: IsValid() [File:F:\build\trunkNew\Engine\Source\Runtime\Core\Public\Templates\SharedPointer.h] [Line: 658]
VERSION: 318.9
KERNELBASE.dll!UnknownFunction (0x00007ffee1e35bf8) + 0 bytes [UnknownFile:0]
ShooterGame.exe!FOutputDevice::Logf__VA() (0x00007ff6e2520a88) + 159 bytes [f:\build\trunknew\engine\source\runtime\core\private\misc\outputdevice.cpp:145]
ShooterGame.exe!FDebug::AssertFailed() (0x00007ff6e250dc88) + 117 bytes [f:\build\trunknew\engine\source\runtime\core\private\misc\outputdevice.cpp:220]
ShooterGame.exe!<lambda_d7de6281e5d0f1c7ca43f5ae1208e37c>::operator()() (0x00007ff6e13b9af5) + 319 bytes [f:\build\trunknew\projects\shootergame\source\shootergame\private\shootergameinstance.cpp:1544]
ShooterGame.exe!TBaseFunctorDelegateInstance_ThreeParams<<lambda_d7de6281e5d0f1c7ca43f5ae1208e37c>,void,TSharedPtr<IHttpRequest,0>,TSharedPtr<IHttpResponse,1>,bool>::Execute() (0x00007ff6e13c3805) + 237 bytes [f:\build\trunknew\engine\source\runtime\core\public\delegates\delegateinstancesimpl.inl:850]
ShooterGame.exe!TBaseRawMethodDelegateInstance_ThreeParams<FAmazonS3MultipartUpload,void,TSharedPtr<IHttpRequest,0>,TSharedPtr<IHttpResponse,1>,bool>::ExecuteIfSafe() (0x00007ff6e0818fca) + 0 bytes [f:\build\trunknew\engine\source\runtime\core\public\delegates\delegateinstancesimpl.inl:375]
ShooterGame.exe!TBaseDelegate_ThreeParams<void,TSharedPtr<IHttpRequest,0>,TSharedPtr<IHttpResponse,1>,bool>::ExecuteIfBound() (0x00007ff6e2adf193) + 72 bytes [f:\build\trunknew\engine\source\runtime\core\public\delegates\delegatesignatureimpl.inl:1126]
ShooterGame.exe!FHttpRequestWinInet::FinishedRequest() (0x00007ff6e2adf903) + 56 bytes [f:\build\trunknew\engine\source\runtime\online\http\private\windows\httpwininet.cpp:666]
ShooterGame.exe!FHttpRequestWinInet::Tick() (0x00007ff6e2ae80b2) + 0 bytes [f:\build\trunknew\engine\source\runtime\online\http\private\windows\httpwininet.cpp:783]
ShooterGame.exe!FHttpManager::Tick() (0x00007ff6e2ae7d81) + 0 bytes [f:\build\trunknew\engine\source\runtime\online\http\private\httpmodule.cpp:153]
ShooterGame.exe!FTicker::Tick() (0x00007ff6e07fe1ca) + 30 bytes [f:\build\trunknew\engine\source\runtime\core\public\containers\ticker.h:78]
ShooterGame.exe!FEngineLoop::Tick() (0x00007ff6e07fde5b) + 0 bytes [f:\build\trunknew\engine\source\runtime\launch\private\launchengineloop.cpp:2525]
ShooterGame.exe!GuardedMain() (0x00007ff6e07f8b3c) + 0 bytes [f:\build\trunknew\engine\source\runtime\launch\private\launch.cpp:140]
ShooterGame.exe!GuardedMainWrapper() (0x00007ff6e07f8b8a) + 5 bytes [f:\build\trunknew\engine\source\runtime\launch\private\windows\launchwindows.cpp:125]
ShooterGame.exe!WinMain() (0x00007ff6e07fe5dc) + 17 bytes [f:\build\trunknew\engine\source\runtime\launch\private\windows\launchwindows.cpp:213]
ShooterGame.exe!__tmainCRTStartup() (0x00007ff6e3cf811d) + 21 bytes [f:\dd\vctools\crt\crtw32\dllstuff\crtexe.c:618]
KERNEL32.DLL!UnknownFunction (0x00007ffee44316ad) + 0 bytes [UnknownFile:0]
ntdll.dll!UnknownFunction (0x00007ffee4784629) + 0 bytes [UnknownFile:0]
ntdll.dll!UnknownFunction (0x00007ffee4784629) + 0 bytes [UnknownFile:0]
Wildcard sent me guide how to fix it...unfortunatelly on wrong platform ignoring what i write in ticket ( I already tried every method to fix game). After me being upset and sending next ticket they send me reply '' we are happy that your problem is sloved'' and closed ticket....