The default Data paths have changed at Sage 2008 and 2009 . These are now set depending on the OS. NB – In pre Sage 2008 versions the Company file was in the Sage Program Folder. The actual data would be in a subfolder of the Program Folder i.e. C:\Program Files\Sage 2007\Accounts Windows Vista and Windows 7 – Data is in -> C:\ProgramData\Sage\Accounts\2008 Windows XP – Data is in -> C:\Documents and Settings\All Users\Application Data\Sage\Accounts\2008\ Sage uses a COMPANY file with no file extensions to reference data paths for your sage folders E.G. S:\COMPANY.001 To Reset Sage and to get it start the open company wizard , close sage and delete this COMPANY file This site has a loads of top tips on Sage