Half-life quicksave/quickload crash

Hello,
sometime when i play and i do a too much quicksave / quickload (sometime even just 2 - 3 load in raw) it make crash my game without any message error, it happen randomly or sometime it start make me freeze fps and i need reboot the game, i have try uninstall / install again the game / steam and i still have this problem

my pc : intel core i5-6400, 8gb ram, nvidia geforce gtx 950 2gb