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Battle.net balance can't be used in the mobile version of the game.
Error message information for classic Blizzard games.
This phone number cannot be used to complete this operation
What to do if you receive an error that your code is already claimed in your account.
Troubleshooting steps to resolve this error when installing the Diablo II expansion Lord of Destruction
There's an error with your payment authorization. Your financial institution may be denying the payment. Contact your bank or credit card issuer for help.
There's an error with your payment authorization. Your financial institution may be denying the payment. Contact your bank or credit card issuer for help.
Battle.net Balance cannot be used to pay for some Blizzard products
What to do if you cannot locate your Warcraft Battle.net Account.