Reset Offline Files Cache in Windows 7

To reset the offline files cache in Windows 7

1. Create a registry file called resetcache.reg file with the following contents:
   
   Windows Registry Editor Version 5.00 [HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\services\CSC\Parameters] "FormatDatabase"=dword:00000001
2. Double click the file and it should merge with registry. Alternatively, use command line:
   E.g. regedit.exe /s resetcache.reg
3. Reboot the PC

Reference:
http://www.networknet.nl/apps/wp/archives/1093