I'm going to create a data base on data file but i saw this errors ,I know one of them is relatetd to user permission but I don't know how can i change the permission.
Msg 5123, Level 16, State 1, Line 1
CREATE FILE encountered operating system error 5(Access is denied.) while attempting to open or create the physical file 'C:\Program Files\Microsoft SQL Server\Data\testdatafile.mdf'.
Msg 1802, Level 16, State 4, Line 1
CREATE DATABASE failed. Some file names listed could not be created. Check related errors.