Meeting request says e-mail account does not exist...

[timgesner]

every time we send a meeting request to a certain recipient, we get the
following message - but their e-mail account is up & active and they get
e-mail and can even send meeting requests, they just receive them. I've
tried everything I can think of - still doesn't work.

message...

Your message did not reach some or all of the intended recipients.

Subject: New Time Proposed: meeting
Sent: 9/17/2008 10:00 AM

The following recipient(s) cannot be reached:

Debra Grohe-Linares on 9/17/2008 10:00 AM
The e-mail account does not exist at the organization this
message was sent to. Check the e-mail address, or contact the recipient
directly to find out the correct address.
<PLPEXCH3.local.plp.com #5.1.1>

 

[Brian Tillman [MVP - Outlook]]

every time we send a meeting request to a certain recipient, we get the
following message

Even though you believe the address is correct, your recipient's mail server
is telling you that it is not.

 

[timgesner]

turns out the error was a delegate had been set up & the delegate was the
incorrect e-mail address - thank you for your time...