Database Mount Problems in exchange server 2007

Database Mount Problems
1. In Exchange Management Console, select the Toolbox node. Double-click Database Recovery Management.
2. After the Troubleshooting Assistant checks for updates, click Go To Welcome Screen.Tips RSS FeedSubscribe to the TechNet Magazine Tips RSS feed.
3. Enter an identifying label for the activity,
such as Database Recovery.
4. In the Server Name text box, enter the name of the server on which you want to create the recovery group and the domain controller you want to query during recovery. Then click Next.
5. The Troubleshooting Assistant will check connectivity to Active Directory and Exchange Server. Afterward, the troubleshooter will analyze the Exchange database configuration by checking the disks a server is using for messaging to ensure that they are accessible, have free space, and are mounted.
6. Click Repair Database.
7. On the Select Repair Options page, select the storage group in which the problem database is located, and then click Next.
8. Any dismounted databases in the previously selected storage group are listed and can be
selected for troubleshooting.
9. When you’ve selected the database or databases for troubleshooting, click Analyze Selected Database. The database status is provided, along with a possible solution for resolving the problem.