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I can't send any emails all of a sudden!!! help!!!!!!

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I get error 5.7.1; "contains an unauthorized custom from address because the 5.7.1 associated account has been disabled or deleted. Please revalidate 5.7.1 the custom from if you believe this to be in error. a67sm1736114qgf.37 - gsmtp" What in the world does any of this mean? I have never had any problems sending before today.

I get error 5.7.1; "contains an unauthorized custom from address because the 5.7.1 associated account has been disabled or deleted. Please revalidate 5.7.1 the custom from if you believe this to be in error. a67sm1736114qgf.37 - gsmtp" What in the world does any of this mean? I have never had any problems sending before today.

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Chosen Solution

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I don't know why, but all of a sudden I was able to send messages again. There must have been a temporary glitch in my computer. anyway, it's working now.