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The message is not clear, but I think it is referring to the OST file? Close outlook and try deleting that file. Its just where Outlook caches the mailbox, so it will rebuild when you start Outlook again.
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The message is not clear, but I think it is referring to the OST file? Close outlook and try deleting that file. Its just where Outlook caches the mailbox, so it will rebuild when you start Outlook again.

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Hi,<br />
<br />
Have you tried a scan ost or scan pst?<br />
You can find the procedure from MS here:<br />
<br />
<a href="http://support.microsoft.com/kb/287497" rel="ugc">http://support.microsoft.com/kb/287497</a><br />
<br />
Regards.
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Hi,

Have you tried a scan ost or scan pst?
You can find the procedure from MS here:

http://support.microsoft.com/kb/287497 [http://support.microsoft.com/kb/287497]

Regards.

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Close Outlook<br />
start &gt;&nbsp;run &gt;&nbsp;outlook /rpcdiag<br />
<br />
Post back a screenshot of rpcdiag<br />
<br />
thanks
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Close Outlook
start > run > outlook /rpcdiag

Post back a screenshot of rpcdiag

thanks

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I have a couple of users using Outlook 2010 &nbsp;every now and then there Outlook goes offline it does not happen in 2003 or 2007. &nbsp;I'm on SBS 2008 environment. &nbsp; &nbsp;One of them also get this message once Outlook is not in used for an hour are so. <br />
See attached. <a href="https://filedb.experts-exchange.com/incoming/2011/10_w43/513142/JMerror.jpg" target="_blank" title="Errormsg (35 KB)"><img alt="Errormsg" class="file-block lazyload" style="max-width: 800px;" data-src="https://filedb.experts-exchange.com/incoming/2011/10_w43/800_513142/JMerror.jpg" /></a>
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JMerror.jpg

I have a couple of users using Outlook 2010  every now and then there Outlook goes offline it does not happen in 2003 or 2007.  I'm on SBS 2008 environment.    One of them also get this message once Outlook is not in used for an hour are so. 
See attached. 

Error in Outlook 2010

Microsoft Outlook is a personal information manager from Microsoft, available as a part of the Microsoft Office suite. Although often used mainly as an email application, it also includes a calendar, task manager, contact manager, note-taker, journal, and web browser.

Outlook

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).