Unreal crash for no reason

using 17.2

UE4Editor_SlateCore!FSlateRenderBatch::~FSlateRenderBatch()
UE4Editor_SlateCore!TArray::Reset() [d:\build++ue4+release-4.17+compile\sync\engine\source\runtime\core\public\containers\array.h:1500]
UE4Editor_SlateCore!FSlateBatchData::Reset() [d:\build++ue4+release-4.17+compile\sync\engine\source\runtime\slatecore\private\rendering\drawelements.cpp:503]
UE4Editor_SlateCore!FSlateWindowElementList::ResetBuffers() [d:\build++ue4+release-4.17+compile\sync\engine\source\runtime\slatecore\private\rendering\drawelements.cpp:1118]
UE4Editor_SlateCore!FSlateDrawBuffer::AddWindowElementList() [d:\build++ue4+release-4.17+compile\sync\engine\source\runtime\slatecore\private\rendering\slatedrawbuffer.cpp:25]
UE4Editor_Slate!FSlateApplication::DrawWindowAndChildren() [d:\build++ue4+release-4.17+compile\sync\engine\source\runtime\slate\private\framework\application\slateapplication.cpp:1219]
UE4Editor_Slate!FSlateApplication::PrivateDrawWindows() [d:\build++ue4+release-4.17+compile\sync\engine\source\runtime\slate\private\framework\application\slateapplication.cpp:1471]
UE4Editor_Slate!FSlateApplication::DrawWindows() [d:\build++ue4+release-4.17+compile\sync\engine\source\runtime\slate\private\framework\application\slateapplication.cpp:1188]
UE4Editor_Slate!FSlateApplication::TickApplication() [d:\build++ue4+release-4.17+compile\sync\engine\source\runtime\slate\private\framework\application\slateapplication.cpp:1773]
UE4Editor_Slate!FSlateApplication::Tick() [d:\build++ue4+release-4.17+compile\sync\engine\source\runtime\slate\private\framework\application\slateapplication.cpp:1591]
UE4Editor!FEngineLoop::Tick() [d:\build++ue4+release-4.17+compile\sync\engine\source\runtime\launch\private\launchengineloop.cpp:3278]
UE4Editor!GuardedMain() [d:\build++ue4+release-4.17+compile\sync\engine\source\runtime\launch\private\launch.cpp:166]
UE4Editor!GuardedMainWrapper() [d:\build++ue4+release-4.17+compile\sync\engine\source\runtime\launch\private\windows\launchwindows.cpp:134]
UE4Editor!WinMain() [d:\build++ue4+release-4.17+compile\sync\engine\source\runtime\launch\private\windows\launchwindows.cpp:210]
UE4Editor!__scrt_common_main_seh() [f:\dd\vctools\crt\vcstartup\src\startup\exe_common.inl:253]
kernel32
ntdll

Turns out my RAM was corrupted. I change it and no problem for a month