Mail Delivery Failure

[Mail Delivery System]

This message was created automatically by the mail system (ecelerity).

A message that you sent could not be delivered to one or more of its
recipients. This is a permanent error. The following address(es) failed:

>>> uck876_2000 at yahoo.com (reading confirmation): 554 delivery error: dd This user doesn't have a yahoo.com account (uck876_2000 at yahoo.com) [0] - mta1442.mail.bf1.yahoo.com
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