This is probably the result of a service patch to Office:

http://support.microsoft.com/kb/922848/en-us

--
Jim
"neofight4u" wrote in message
...
| When trying to open older Excel spreadsheets I get the following message:
|
| "You are trying to open a flie type that is blocked by your registry
policy
| settings."
|
| I didn't know I had registry policy settings. The files I'm trying to
open
| were created in Excel, the only difference is that they were created well
| before Vista and I now have a Vista OS.
|
| Can my spreadsheets be saved?