We have office 365, I have already verified the user can send the PDF through the web version of her email For some reason it blocks the PDF when she sends it out of outlook 2013.
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Subject: FW: Subject
Sent: 12/10/2014 11:20 AM
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XXXXXXXXXXXX@XXXXXXXX.org on 12/10/2014 11:20 AM
This message could not be sent. Try sending the message again later, or contact your network administrator. Error is [0x80004005-00000000-00000000].