when other account send to *** Email address is removed for privacy *** it is normal receive, but *** Email address is removed for privacy ***  received twice (duplicate the same email) doesn't like *** Email address is removed for privacy ***.

Note: 

- my mail client is ms outlook 2007

- For direct send E-mail to *** Email address is removed for privacy *** it is normal receive. this happen only for forwarding email.

Please help me solve it. thank....