For all those users who are using Microsoft SharePoint Server 2007 should know that there's a bug update by Microsoft. This bug is applicable to the users who are using sharepoint server 2007 product with Service Pack 2 update.
Though Microsoft has confirmed that the bug does not harm any data of your application but only effects the expiration state of the software. Aftre 180 days of installing the SP2 the software expires and renders unusable to the end user.
There is manual fix available to this problem and the company is also working on to close this issue by developing the Hotfix to this problem. Though the next software update is suppose to solve all these issues automatically.
Find more details here --> http://support.microsoft.com/kb/971620
