Avg won't allow me to use a purchase button online

Lu, What message are you receiving from AVG that convinces you that's the issue?.
AVG Guru

My avg will not allow me to use a purchase button on one of my online accounts.  My daughter in law uses the same IP but a diff virus protector and she has no problem… do I need to shut something off to purchase?

Lu, What message are you receiving from AVG that convinces you that's the issue?.
AVG Guru