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Have you set the permissions correctly? It has changed quite heavily recently. <br />
<a href="http://support.microsoft.com/default.aspx?kbid=912918" rel="ugc">http://support.microsoft.com/default.aspx?kbid=912918</a><br />
<br />
Did you move the BESADMIN account as well?<br />
<br />
Simon.
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Have you set the permissions correctly? It has changed quite heavily recently.
http://support.microsoft.com/default.aspx?kbid=912918 [http://support.microsoft.com/default.aspx?kbid=912918]

Did you move the BESADMIN account as well?

Simon.

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Hello Sembee,<br />
The BESADMIN account is still on the 5.5 server. &nbsp;I do not see an option to MOVE MAILBOX under Exchange Tasks; I do not know why. &nbsp;<br />
If I cannnot move BESADMIN mailbox from 5.5 to 2003, can I just create another BESADMIN mailbox on the 2003?<br />
Thanks
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Hello Sembee,
The BESADMIN account is still on the 5.5 server.  I do not see an option to MOVE MAILBOX under Exchange Tasks; I do not know why.  
If I cannnot move BESADMIN mailbox from 5.5 to 2003, can I just create another BESADMIN mailbox on the 2003?
Thanks

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Hello,<br />
I just upgraded Exchange 5.5 to Exchange 2003 and moved some of the mailboxes over to the new 2003 Exchange server.<br />
Users who have Blackberrys are not receving email on their blackberry, but are able to receive on their new email box.<br />
Any ideas??
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Hello,
I just upgraded Exchange 5.5 to Exchange 2003 and moved some of the mailboxes over to the new 2003 Exchange server.
Users who have Blackberrys are not receving email on their blackberry, but are able to receive on their new email box.
Any ideas??

After upgrading from Exchange 5.5 to Windows Server 2003, Blackberry does not receive email

Exchange is the server side of a collaborative application product that is part of the Microsoft Server infrastructure. Exchange's major features include email, calendaring, contacts and tasks, support for mobile and web-based access to information, and support for data storage.