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I guess you need to follow the article and 99 % you may find the result .<br />
<br />
<a href="https://www.experts-exchange.com/Software/Server_Software/Email_Servers/Exchange/A_1798-Exchange-2003-Activesync-Connection-Problems-FAQ.html" rel="ugc">https://www.experts-exchange.com/Software/Server_Software/Email_Servers/Exchange/A_1798-Exchange-2003-Activesync-Connection-Problems-FAQ.html</a>
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I guess you need to follow the article and 99 % you may find the result .

https://www.experts-exchange.com/Software/Server_Software/Email_Servers/Exchange/A_1798-Exchange-2003-Activesync-Connection-Problems-FAQ.html [https://www.experts-exchange.com/Software/Server_Software/Email_Servers/Exchange/A_1798-Exchange-2003-Activesync-Connection-Problems-FAQ.html]

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I'm getting the following error on one of my user accounts.<br />
&quot;Your Microsoft Exchange Server account does not have permission to synchronize with your current settings. &nbsp;Contact your Exchange Server administrator&quot;. &nbsp;Well I'm the server admin and can't find anything different between this account and my accounts(works fine on same phone).<br />
Same mobile activesync policy. &nbsp;Also this user account has no phones currently registered on his account.<br />
<br />
Any ideas? &nbsp;Exchange, Exchange over HTTP, IMAP all work fine for this user also.
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I'm getting the following error on one of my user accounts.
"Your Microsoft Exchange Server account does not have permission to synchronize with your current settings.  Contact your Exchange Server administrator".  Well I'm the server admin and can't find anything different between this account and my accounts(works fine on same phone).
Same mobile activesync policy.  Also this user account has no phones currently registered on his account.

Any ideas?  Exchange, Exchange over HTTP, IMAP all work fine for this user also.

microsoft echange account does not have permission to sync

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.

Exchange

Small Business Server (SBS) is a line of server operating systems targeted at small businesses by bundling the operating system with a number of other Microsoft products that would normally need to be purchased or licensed separately. The most notable inclusions are Exchange, SQL Server, SharePoint and ISA/TMG (Microsoft's firewall and proxy server).