Unable to open the physical file “d:\***.mdf”. Operating system error 5: “5(Access is denied.)”.

SQL SERVER2008 is installed under Windows 7. An error occurred trying to attach an existing database MDF file,
Unable to open the physical file “d:\***.mdf”. Operating system error 5: “5(Access is denied.)”.
Is to set the SQL Server related account access to the file
Let Management Studio run as an administrator
 


Read More: