<div>
Try delete the OAB files for this machines and try to download again<br />
<br />
<a href="http://geektracker.blogspot.co.il/2008/01/how-to-delete-oab-files-on-your.html" rel="ugc">http://geektracker.blogspot.co.il/2008/01/how-to-delete-oab-files-on-your.html</a><br />
<br />
i would also suggest that you try open new Outlook profile and see if you can download
</div>


Try delete the OAB files for this machines and try to download again

http://geektracker.blogspot.co.il/2008/01/how-to-delete-oab-files-on-your.html [http://geektracker.blogspot.co.il/2008/01/how-to-delete-oab-files-on-your.html]

i would also suggest that you try open new Outlook profile and see if you can download

<div>
Is the OAB pointing to Exchange 2010 as Generation server ??<br />
<br />
- Rancy
</div>


Is the OAB pointing to Exchange 2010 as Generation server ??

- Rancy

<div>
yes, the exchange 2010 is the generation server<br />
<br />
all outlook is 2007 or 2010 <br />
<br />
no public folder
</div>


yes, the exchange 2010 is the generation server

all outlook is 2007 or 2010

no public folder

<div>
Hope the distribution type is Web and you have the LZX files being generated on the Mailbox and CAS servers ?<br />
<br />
- Rancy
</div>


Hope the distribution type is Web and you have the LZX files being generated on the Mailbox and CAS servers ?

- Rancy

<div>
<div class="content wysiwyg-content">
Dear All,<br />
<br />
We are getting a problem downloading OAB, we have exchange 2010 SP2, we just migrated form exchange 2003, still exchange 2003 servers there due some application need.<br />
<br />
Many users are not download the update OAB, even after a week, even after they restart their outlook or even restart their computers.<br />
<br />
we got the below problem:<br />
<br />
<a href="https://filedb.experts-exchange.com/incoming/2013/01_w05/631000/error.png" target="_blank" title="1 (160 KB)"><img alt="1" class="file-block lazyload" style="max-width: 600px;" data-src="https://filedb.experts-exchange.com/incoming/2013/01_w05/631000/error.png" /></a>
</div>
</div>


error.png

Dear All,

We are getting a problem downloading OAB, we have exchange 2010 SP2, we just migrated form exchange 2003, still exchange 2003 servers there due some application need.

Many users are not download the update OAB, even after a week, even after they restart their outlook or even restart their computers.

we got the below problem:



Error while downloading OAB in exchange 2010

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.