• Hi, I have 2 forms on this site that were working fine until last Thursday, it would seem they are being blocked by my hosting servers Barracuda service for the following reasons:
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    I have found that mail is being blocked on Barracuda and on the local mail server due to:
    550 Empty envelope senders not allowed (in reply to DATA command))

    It looks like the forms are not adding a sender address.

    The page I need help with: [log in to see the link]

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