问题描述：
iPhone NBA JAM买游戏道具时出现个窗口 this is not a test user account：please create a new accoun...
iPhone NBA JAM买游戏道具时出现个窗口 this is not a test user account：please create a new account in the sandbox environment 之后又是 in app purchaseerror：there was an error purchasing this item.please try again
iPhone NBA JAM买游戏道具时出现个窗口 this is not a test user account：please create a new account in the sandbox environment 之后又是 in app purchaseerror：there was an error purchasing this item.please try again
问题解答：
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