integrity error 0x8000002 on steam

i was playing yesterday fine, i play it on ps 5 controller i checked everything that people said to delete ds4 and all that but i never even downloaded anything to begin with i never  used cheats before the massage used to popup before too but i just close the game and open it and it would go away but now it doesnt i did everything possible to fix it, if anyone has a fix please tell me😭