Diagnostic information for administrators:
Generating server: sync.servername.net
IMCEAEX-_O=ExchangeLabs_ou=Exchange+20Administrative+20Group+20+28FYDIBOHF23SPDLT+29_cn=Recipients_cn=bee944cae89d480887f7a536e8e6659d-username@servername.net
#550 5.1.1 RESOLVER.ADR.ExRecipNotFound; not found ##
Original message headers:
Every time I send an email from outlook I got this error - my outlook cache is removed but I still get this error , please help me with this. I amusing Exchange 2010
-- Still learning