In the warehouse shootout , the curator fires a shot from her semiautomatic pistol then pulls the slide to reload a fresh shell and cock the hammer. Semiautomatic weapons automatically eject spent shells, cock the hammer, and reload. They do not need to have the slide pulled after each shot, doing so would eject the newly loaded shell.
On the computer, when Annie is searching for information on Ben Mercer, there's an error message that reads "Acess is Denied". It should have said "Access". Also, the Communications check box reads "Comunications".