You see the following error code when you try to make a purchase on Xbox Live: 8c210003 This may mean one of two things: The purchase isn't available for the kind of Xbox Live subscription you have. There's a problem with your payment method. Solutions Solution 1: After your trial expires, purchase an Xbox Live Gold subscription and try making the purchase again If this solution doesn't work, or if you think another account issue is causing the error, try the next solution. Solution 2: Check your billing address and payment option expiration date Make sure that the billing address for your Xbox Live account matches the billing address you use with your credit card company. Also, make sure that your card's expiration date hasn't passed. Here's how: In a browser, go to My Account. If needed, sign in to the Microsoft account that you want to change. Note If you don't know your Microsoft account email address or password, use the Lost Account Solution or the Lost Password Solution. Select Payment