"554 5.7.1 [R8] Authentication Failed, must login."

When I send a message, it is returned with this error code - "554 5.7.1 [R8] Authentication Failed, must login."   How do I fix this?
 
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Last updated July 17, 2018 Views 2,956 Applies to:
Answer

Diane,

I must admit, I don't even know what "authenticating with the outgoing server" means!  At any rate, I did reset my account settings and the problem resolved.  Thanks so much for your assistance.

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