You will need to add a Registry Key to tell the Microsoft Lync 2010 client to ignore the server compatibility check. Contact your support team with this information.

Well sure enough, I was presented with the following error:Įntered my Sign-in address and clicked Sign InĬannot sign in because the server version is incompatible with Microsoft Lync 2010. Note: Before I carry on, I will have to give credit to a fellow colleague of mine, Ryan Crawcour for pointing me in the right direction for this fix. In Office Communications Server 2007 R2, majority of configuration data was stored in Active Directory, however Lync Server 2010 stores most of the configuration data in the Central Management Store, which is a SQL database that lives on your servers in the topology. Knowing that we currently use Office Communicator Server (OCS), I knew I would run into compatibility issues. Microsoft Office 2010 (codenamed Office 14) is a version of Microsoft Office for Microsoft Windows that was released to manufacturing on Apand was later made available to retail on Jas the successor to Office 2007 and the predecessor to Office 2013.The macOS equivalent, Microsoft Office 2011 for Mac was released on October 26, 2010. Today I decided to change my current OCS client to the new Microsoft Lync 2010 client.

Microsoft office communicator 2010