Hi Sumedha,
i think i need to re-install back the SQL right. Actually i follow below step: support.microsoft.com/default.aspx
1.Back up the Organization_MSCRM database and the MSCRM_Config database. To do this, follow these steps: a.On the computer that is running SQL Server, click Start, point to All Programs, point to Microsoft SQL Server 2005, and then click SQL Server Management Studio.
b.Expand Databases, right-click the Organization_MSCRM database, point to Tasks, and then click Back Up.
c.Under Destination, add the location to save the backup file, and then click OK.
d.Repeat steps 1b and 1c for the MSCRM_Config database.
Note If you must move more than one organization, repeat steps 1a-1d for each organization database.
2.Restore the Organization_MSCRM database and the MSCRM_Config database on the new computer that is running SQL Server. To do this, follow these steps:a.On the new computer, click Start, point to All Programs, point to Microsoft SQL Server 2005, and then click SQL Server Management Studio.
b.Right-click Databases, and then click Restore Database.
c.Under Destination to restore, type the name of the Organization_MSCRM database in the To database box.
d.Under Source for restore, click From device, click the ellipsis button (...), add the Organization_MSCRM database, and then click OK.
e.Click to select the Restore check box, and then click OK.
f.Repeat steps 2b-2e for the MSCRM_Config database.