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Getting the following error on my SBS 2003 R2 Server:

Server ActiveSync:

Unexpected Exchange mailbox Server error: Server: [celeritympp.mpp1.local] User: [] HTTP status code: [409]. Verify that the Exchange mailbox Server is working correctly.

Any help would be greatly appreciated.

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A little more context would be helpful... is that message in the event log? any guess as to what generates it? Try using this tool to analyze your exchange services:

It can identify many common configuration issues and point you in the right direction for fixes.

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