please help me my 1 to 9 buttons wont work

so i cant use the numbers above the azerty/qwerty section the number 1 is defect, bud with num1 it will work right on my keyboard, anyone know why that is? when i press it i got a healing spel that heals my health and deplete’s mana, thats right bud why wont the number work above the azerty part?