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can't email

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On ATT I get this message An error occurred while sending mail. The mail server responded: Request failed; Mailbox unavailable. Please check the message and try again.

It's been doing this all day even after restart

On ATT I get this message An error occurred while sending mail. The mail server responded: Request failed; Mailbox unavailable. Please check the message and try again. It's been doing this all day even after restart

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Solved: see created secure key tinyurl.com/yxm6rnj8 you need to create one and follow these directions also due to a new bug the reply to address must be the actual address

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Chosen Solution

Solved: see created secure key tinyurl.com/yxm6rnj8 you need to create one and follow these directions also due to a new bug the reply to address must be the actual address